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Anatomy and Physiology MCQ

Anatomy and Physiology

1. The receptor potential is generated at the _______.

Conducting region

Receiving region.

Secretory region

Output region.

Answer

Correct Answer: Receiving region.

Note: This Question is unanswered, help us to find answer for this one

2. Of all the species that enzymes bind, they are thought to bind most tightly to _____.

Substrates

Products

Transition states

Intermediates

Answer

Correct Answer: Intermediates

Note: This Question is unanswered, help us to find answer for this one

3. In comparison to a low-density lipoprotein, a high-density lipoprotein contains ____.

more cholesterol

more carbohydrate

more triglyceride

less lipid

less protein

Answer

Correct Answer: less lipid

Note: This Question is unanswered, help us to find answer for this one

4. Increased renin released by the kidneys would result in_______.

A. an increase in urine output

A decrease in blood pressure

An increase in vasodilator secretion

An increase in blood volume

A decrease in aldosterone

Answer

Correct Answer: An increase in blood volume

Note: This Question is unanswered, help us to find answer for this one

5. In the heat, 68 ounces of fluids should be consumed every ____ minutes.

1 to 5

10 to 15

15 to 20

20 to 25

Answer

Correct Answer: 15 to 20

Note: This Question is unanswered, help us to find answer for this one

6. Involuntary nerves that stimulate the body in times of stress and crisis are __________ nerves.

Sympathetic

Peripheral

Neurotransmitter

Thalamus

Answer

Correct Answer: Sympathetic

Note: This Question is unanswered, help us to find answer for this one

7. In common usage, the terms "systole" and "diastole" refer to __________, respectively.

Ventricular filling and ventricular contraction

The effects of myocardial infarction and pulmonary hypertension

Ventricular contraction and ventricular filling

Ventricular fibrillation and atrial fibrillation

Answer

Correct Answer: Ventricular contraction and ventricular filling

Note: This Question is unanswered, help us to find answer for this one

8. In areas of the skin where the epidermis is thin, the ________ may be absent.

Stratum corneum

Stratum lucidum

Stratum granulosum

Stratum cranium

Stratum basale

Answer

Correct Answer: Stratum lucidum

Note: This Question is unanswered, help us to find answer for this one

9. In addition to its role in spinal reflex activity, the spinal cord also ________.

Contains sensory and motor tracts traveling to and from higher nervous centers

Is associated with consciousness

Controls movement of the limbs

Perceives sensation

Answer

Correct Answer: Contains sensory and motor tracts traveling to and from higher nervous centers

Note: This Question is unanswered, help us to find answer for this one

10. In a woman that has hirsutism, ________.

Androgens stimulate vellus hair to become terminal hair

Epidermis is avascular but highly innervated

Cells anchor the skin to the body

The plasma of the blood flowing through the numerous dermal blood vessels

Answer

Correct Answer: Androgens stimulate vellus hair to become terminal hair

Note: This Question is unanswered, help us to find answer for this one

11. In sequential order from proximal to distal, the components of the male urethra are ________.

Prostatic urethra

Membranous urethra

Spongy urethra

All of the above

Answer

Correct Answer: All of the above

Note: This Question is unanswered, help us to find answer for this one

12. In response to short-term stress, the medulla of the adrenal glands produces _____ hormones.

Thyroid

Insulin

Glucagon

Fight-or-flight

Answer

Correct Answer: Fight-or-flight

Note: This Question is unanswered, help us to find answer for this one

13. In response to parasympathetic stimulation, __________.

Ejaculation occurs

Vessels in the penis constrict

Blood flow increases to the penis

Spermiogenesis is encouraged

Fertilization is encouraged

Answer

Correct Answer: Blood flow increases to the penis

Note: This Question is unanswered, help us to find answer for this one

14. In most of its target cells, cortisol __ glucose uptake and _ protein metabolism.

Increases, increases

Increases, decreases

Decreases, decreases

Decreases, increases

Answer

Correct Answer: Decreases, increases

Note: This Question is unanswered, help us to find answer for this one

15. In dark-skinned individuals, __________.

The melanosomes are larger

Carotene contributes most to skin color

Melanosome transfer occurs in the stratum spinosum only

The number of melanocytes in the skin is greater

Answer

Correct Answer: The melanosomes are larger

Note: This Question is unanswered, help us to find answer for this one

16. The deeper sublayer of the dermis is the __ layer, and it is the _ of the two.

Eticular, thicker

Parallel

Neck, abdomen, and buttocks.

Corneum

Answer

Correct Answer: Eticular, thicker

Note: This Question is unanswered, help us to find answer for this one

17. The countercurrent multiplier is a phenomenon that occurs in the ____________ .

Ureter

Urinary bladder

Nephron loop.

Renal threshold

Answer

Correct Answer: Nephron loop.

Note: This Question is unanswered, help us to find answer for this one

18. The condition hypoparathyroidism also causes _____.

Hyperparathyroidism

Hypergonadism

Hypocalcemia

Hypogonadism

Answer

Correct Answer: Hypocalcemia

Note: This Question is unanswered, help us to find answer for this one

19. The canal that extends from the vestibule to the uterus is called the ________.

Perivestibular canal

Vagina

Uterine tube

Fimbria

Answer

Correct Answer: Vagina

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20. The brain waves produced by normal adults while resting with their eyes closed are ________ waves.

Alpha

Beta

Theta

Delta

Answer

Correct Answer: Alpha

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21. Preganglionic neurons of the parasympathetic nervous system have __________ origin.

Thoracolumbar

Thoracosacral

Craniosacral

Craniolumbar.

Answer

Correct Answer: Craniosacral

Note: This Question is unanswered, help us to find answer for this one

22. Peripheral structures sensitive to the presence of hormones are called ________.

Target cells

Melatonin

Neural axons, directly.

Adipose tissue

Answer

Correct Answer: Target cells

Note: This Question is unanswered, help us to find answer for this one

23. People with parkinson's disease have problems with __________ functioning.

Midbrain.

Neurons

Dendrites

Glial cells

Answer

Correct Answer: Midbrain.

Note: This Question is unanswered, help us to find answer for this one

24. People who produce a lot of melanin have a skin tone that is ________.

Movable Joints

Stratum basale

Papillary layer of dermis

Arrector pili muscle

Answer

Correct Answer: Stratum basale

Note: This Question is unanswered, help us to find answer for this one

25. The evolution of a coelom was significant because _______________________________________.

It enabled development of more complex organ systems.

In plants, the embryonic, or primary, root

A crustacean that has five pairs of legs; examples include shrimp, crabs, and lobsters

One of the many body sections of a tapeworm; contains reproductive organs

Answer

Correct Answer: It enabled development of more complex organ systems.

Note: This Question is unanswered, help us to find answer for this one

26. The endocrine system is largely dependent on the _____________ in order to operate effectively.

Nervous system

Endocrine system

The performance a person may have on a test of spatial ability.

He would have a shorter life span than most other males.

The circulatory system

Answer

Correct Answer: The circulatory system

Note: This Question is unanswered, help us to find answer for this one

27. The effects of electrical stimulation to the sciatic nerve ________.

Only where it is in contact with the nerve fiber

May excite or inhibit the next cell

Sciatic (tibial branch)

May be observed by watching the contraction of the gastrocnemius muscle

Answer

Correct Answer: May be observed by watching the contraction of the gastrocnemius muscle

Note: This Question is unanswered, help us to find answer for this one

28. It is easier to taste and identify a particular substance if ________.

The substance has a distinct texture

Within or near effector organs

There is a two-neuron chain from the CNS to the effector organ

Surrounded by epithelial support cells

Answer

Correct Answer: The substance has a distinct texture

Note: This Question is unanswered, help us to find answer for this one

29. Insufficient production of bile is mostly likely to impair absorption of ________.

Protein

Starch

Sugars

Fat

Answer

Correct Answer: Fat

Note: This Question is unanswered, help us to find answer for this one

30. In the reproductive cycle, estrogen _, whereas progesterone _.

Stimulates uterine wall development; stimulates the uterine lining to become more glandular

Whether or not a uterine tube is open.

Synthetic estrogen and progesterone.

Primary oocyte divides to form a secondary oocyte and a first polar body.

Answer

Correct Answer: Stimulates uterine wall development; stimulates the uterine lining to become more glandular

Note: This Question is unanswered, help us to find answer for this one

31. The cessation of bleeding is specifically called __________.

Vascular spasm.

Homeostasis.

Hemostasis.

Platelet plug formation.

Blood clotting (coagulation).

Answer

Correct Answer: Hemostasis.

Note: This Question is unanswered, help us to find answer for this one

32. The cardiac cell plasma membrane is most permeable to _______________________.

Calcium

Potassium

Magnesium

Sodium

Answer

Correct Answer: Potassium

Note: This Question is unanswered, help us to find answer for this one

33. In order to cause vasoconstriction of vascular smooth muscle ______.

Acetylcholine combines with muscarinic receptors.

Norepinephrine combines with B1 receptors.

Norepinephrine combines with alpha receptors.

Sympathetic stimulation is removed.

Answer

Correct Answer: Sympathetic stimulation is removed.

Note: This Question is unanswered, help us to find answer for this one

34. In this activity, we will explore the effect of _______.

Dehydration on glomerular filtration rate

Blood pressure on glomerular filtration rate

Breathing on glomerular filtration rate

Excessive waste products in the blood on glomerular filtration rate

Answer

Correct Answer: Blood pressure on glomerular filtration rate

Note: This Question is unanswered, help us to find answer for this one

35. In the visual system, the and constantly feed information back and forth.

Sensation; perception

Complex

Striate cortex

Thalamus; cortex

Answer

Correct Answer: Thalamus; cortex

Note: This Question is unanswered, help us to find answer for this one

36. In general it is expected that ________.

Hydrostatic pressure will remain constant throughout the capillary bed

Osmotic pressure will be higher in the arteriole end of the capillary bed compared to the venous end

Osmotic pressure will be lower in the arteriole end of the capillary bed compared to the venous end

Osmotic pressure will remain relatively consistent throughout the capillary bed

Answer

Correct Answer: Osmotic pressure will remain relatively consistent throughout the capillary bed

Note: This Question is unanswered, help us to find answer for this one

37. It the interval between r waves is on an ecg is 0.80 sec, then the heart rate is ________.

75 bpm

76 bpm

72 bpm

79 bpm

Answer

Correct Answer: 75 bpm

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38. Relative movement of the __________ in the semicircular ducts signals rotation of the head.

Ampulla

Perilymph

Endolymph

Paralymph

Answer

Correct Answer: Endolymph

Note: This Question is unanswered, help us to find answer for this one

39. The coroner is an elected official on the ___________ level.

Federal

State

County

Municipal

Answer

Correct Answer: County

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40. The exceptional flexibility of the shoulder girdle is due, in part, to the ________.

Greater and lesser trochanters

Wide pelvic inlet and outlet

Ability of the scapula to slide easily against the thorax

Its bones attach to each other and to the axial skeleton.

Answer

Correct Answer: Ability of the scapula to slide easily against the thorax

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41. Reflexes that result from practice or repetition are known as __________.

Acquired reflexes.

Sensory reflexes.

Peripheral reflexes.

Central reflexes

Answer

Correct Answer: Acquired reflexes.

Note: This Question is unanswered, help us to find answer for this one

42. In a(n) ________ reflex, a sensory neuron synapses directly on a motor neuron.

Sensory

Motor

Polysynaptic

Monosynaptic

Integrative

Answer

Correct Answer: Monosynaptic

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43. Inflammation or infection of the oviduct is called ________.

Cervicitis

Salpingitis

Vaginitis

Vulvitis

Answer

Correct Answer: Salpingitis

Note: This Question is unanswered, help us to find answer for this one

44. Removal of the __________ would be more harmful to a one-year-old child than an adult.

Spleen

Lymph node

Thymus

Appendix

Palatine tonsil

Answer

Correct Answer: Thymus

Note: This Question is unanswered, help us to find answer for this one

45. Regions of the cns with an abundance of myelinated axons constitute the ________ matter.

White

Gray (by self0

Both of these

None of these

Answer

Correct Answer: White

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46. Raising an arm to one side of the body to stop a taxi, is an example of __________ of the shoulder.

Rotation

Circumduction

Adduction

Protraction

Answer

Correct Answer: Adduction

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47. Proximal interphalangeal joint motion occurs about the _____ axis.

Frontal

Longitudinal

Soleus

Sagittal

Answer

Correct Answer: Frontal

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48. Increase in urine volume is usually accompanied by ___________ in urine concentration.

Plasma proteins

Tubular reabsorption

Ions, such as Na and Cl

Decrease

Answer

Correct Answer: Decrease

Note: This Question is unanswered, help us to find answer for this one

49. The defining characteristic of a malignant tumor is that _____.

Its cells can spread to other parts of the body and produce secondary tumors

The sister chromatids of replicated chromosomes separate, and the spindle poles are pushed farther apart.

G2 checkpoint: Chromosomes have replicated successfully.

Anaphase: Sister chromatids separate.

Answer

Correct Answer: Its cells can spread to other parts of the body and produce secondary tumors

Note: This Question is unanswered, help us to find answer for this one

50. The cerebral cortex consists of ______ matter.

Gray

White

Both A and B

None of these

Answer

Correct Answer: Gray

Note: This Question is unanswered, help us to find answer for this one

51. The fastest rate of mitosis happens in the __________.

Stratum Basale

Stratum Lucidum

Hypodermis

Stratum Corneum

Answer

Correct Answer: Stratum Basale

Note: This Question is unanswered, help us to find answer for this one

52. Overlap in the visual fields of our eyes ________.

Is essentially a waste of brain processing for what is essentially the same image

Gives us higher visual acuity for small detail by doubling the number of photoreceptors that are being stimulated

Leaves a blind spot anterior to the nose and in the lateral fields of vision

Allows us to subconsciously estimate the distance of objects based on the different angles the image strikes our two retinas

Answer

Correct Answer: Allows us to subconsciously estimate the distance of objects based on the different angles the image strikes our two retinas

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53. Over a lifetime, the brain shrinks by about ___ percent.

Answer

Correct Answer: 10

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54. Our sense of ________ depends on olfactory cells located high in the roof of the nasal cavity.

Smell

Poor

Lips

Sties

Answer

Correct Answer: Smell

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55. Our ability to precisely locate a stimulus is ________ proportional to receptive field size.

Inversely.

Temporal

Optic disc

Red cones

Answer

Correct Answer: Inversely.

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56. Increased permeability of the vessels leads to _____ and pain.

Adherence

Chemotaxis

Fusion

Edema

Answer

Correct Answer: Edema

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57. Increased cardiac output ______ the blood pressure.

Decreases

Increases

Will not affect

None of these

Answer

Correct Answer: Increases

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58. The binding of epinephrine to its receptor activates which in turn activates .

Potassium

Glycogen; glucose-6-phosphate

The atrioventricular valves open

G-protein; adenylyl cyclase

Answer

Correct Answer: G-protein; adenylyl cyclase

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59. Non-oxidative haircolor is classified as temporary and _____ (traditional).

Permanent.

Semipermanent.

Demipermanent.

Natural.

Answer

Correct Answer: Semipermanent.

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60. The urine sample that you are testing has an abnormally low ph. its ph was ________.

3.5

5.5

6.5

4.5

Answer

Correct Answer: 3.5

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61. Since urine contains dissolved solutes, it has ________ specific gravity than(as) water.

The same

A lower

A higher

None of these

Answer

Correct Answer: A higher

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62. The __________ wave follows the depolarization wave across the sarcolemma.

Cations

Repolarization

Tetanus

True or false

Answer

Correct Answer: Repolarization

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63. _______ neurons are found in the lateral geniculate nucleus (lgn).

Magnocellular

Parvocellular

Koniocellular

All of the above

Answer

Correct Answer: All of the above

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64. Under normal conditions, the region expected to have the lowest pco2 is the ___________________

Systemic capillaries.

Pulmonary capillaries.

Lungs.

Atmosphere.

Answer

Correct Answer: Atmosphere.

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65. The ________ is a significant site of absorption of water and electrolytes, but not of nutrients.

Mouth

Stomach

Small intestine

Large intestine

Answer

Correct Answer: Small intestine

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66. Some hormones enter cells via ________.

Exocytosis

Pinocytosis

Receptor-mediated endocytosis

Primary active transport

Answer

Correct Answer: Receptor-mediated endocytosis

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67. A decrease in ________ is indicative of an obstructive pulmonary disease.

Minute ventilation

Tidal volume

Forced expiratory volume

Residual volume

Forced vital capacity

Answer

Correct Answer: Forced expiratory volume

Note: This Question is unanswered, help us to find answer for this one

68. ________________ is often caused by accumulation of fluid or h+.

DOMS

Acute muscle soreness

Chronic hypertrophy

Fiber hyperlasia

Answer

Correct Answer: Acute muscle soreness

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69. A function of the _______ is to cushion the impact with the pubic bone during sexual intercourse.

Labia minora

Mons veneris

Vestibule

Labia majora

Answer

Correct Answer: Mons veneris

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70. A finding of albuminuria means there is ________ in the urine.

Blood

Protein

Casts

Glucose

Answer

Correct Answer: Protein

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71. A feature of bony fish not found in sharks is __________.

Mineralized teeth

Pelvic and pectoral fins with bony supports

A lateral line system

A swim bladder

Answer

Correct Answer: A swim bladder

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72. A condyle differs from an epicondyle in that the condyle ________.

Is often flat, whereas an epicondyle is round

Is an attachment site for muscle

Helps form a joint

Is a raised area above a joint

Answer

Correct Answer: Helps form a joint

Note: This Question is unanswered, help us to find answer for this one

73. A bronchopulmonary segment is directly supplied by a ______________________.

Primary bronchus

Secondary (lobar) bronchus

Tertiary (segmental) bronchus

Respiratory bronchiole

Alveolar duct

Answer

Correct Answer: Tertiary (segmental) bronchus

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74. A _____ uses radioactive iodine administered orally to measure thyroid function.

Radioactive iodine uptake test

Hyperinsulinism

Diabetic coma

Lobectomy

Answer

Correct Answer: Radioactive iodine uptake test

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75. Water on the knee is caused by __________.

Peg in socket fibrous joint

Bursitis of the prepatellar bursa

Around blood vessels

Fibrous joint

Answer

Correct Answer: Bursitis of the prepatellar bursa

Note: This Question is unanswered, help us to find answer for this one

76. _____ helps regulate water and electrolyte balance.

Glucagon

Pth

Triiodothyronine

Aldosterone

Answer

Correct Answer: Aldosterone

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77. Hypernatremia is a plasma __________ concentration above normal.

Ca2+

Cl-

Na+

K+

Answer

Correct Answer: Na+

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78. A ____________ is any mechanism that resists changes in ph.

Buffer

Phosphate

Carbonic acid

Ventilation

Answer

Correct Answer: Buffer

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79. _____ mainly affect alcoholics and those with cirrhosis of the liver.

Adhesions

Esophageal varices

Hemorrhoids

Intussusception

Answer

Correct Answer: Esophageal varices

Note: This Question is unanswered, help us to find answer for this one

80. If heat loss exceeds the body's ability to warm itself, __________ can result.

Frostbite

Hypothermia

Wind chill

Oxidation

Answer

Correct Answer: Hypothermia

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81. Atp production from fat is ____________ atp production from glucose.

Faster than

Slower than

The same as

Less than

Answer

Correct Answer: Slower than

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82. With ________ congestive heart failure, fluid backs up in the lungs and other parts of the body.

Diastolic

Systolic

Congenital

Acute

Answer

Correct Answer: Diastolic

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83. Sciatica has no direct affect on ______.

Control of the adductor longus

Peripheral nerves die off.

Both A and B

None of these

Answer

Correct Answer: Control of the adductor longus

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84. Failure of the _______ sphincter will cause food to slide from the stomach back into the esophagus.

Ulcer

Esophageal

Abscess

Fissure

Answer

Correct Answer: Esophageal

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85. Dopamine is secreted by the _____ and is deficient in disease.

Cerebral cortex/ Alzheimer

Amygdala/ Lou Gehrig's

Medulla oblongata/ Huntington

Substantia nigra/ Parkinson

Answer

Correct Answer: Substantia nigra/ Parkinson

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86. Digestive tract-associated lymphatic tissue includes all of the following except ________.

Peyer's patches.

Palatine tonsils.

Lingual tonsils

Islets of Langerhans.

Answer

Correct Answer: Islets of Langerhans.

Note: This Question is unanswered, help us to find answer for this one

87. Diabetes insipidus occurs when __________ is inadequately produced or improperly used in the body.

Interstitial nephritis

Voiding cystourethrogram

Antidiuretic hormone

Hysterosalpingography

Answer

Correct Answer: Antidiuretic hormone

Note: This Question is unanswered, help us to find answer for this one

88. Decreasing levels of ____________ lead to sloughing, or shedding, of the endometrial lining.

Leutinizing hormone

Estrogen

Progesterone

Follicle

Answer

Correct Answer: Progesterone

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89. If there is fertilization, secretion of _____ by the early embryo maintains the corpus luteum.

Beating of cilia in the oviduct

Seminiferous tubules

Estrogen and progesterone

Human chorionic gonadotropin

Answer

Correct Answer: Human chorionic gonadotropin

Note: This Question is unanswered, help us to find answer for this one

90. If the sinoatrial (sa) node is damaged, the heart will likely beat at __________ bpm.

0 to 10

10 to 20

20 to 40

40 to 50

70 to 80

Answer

Correct Answer: 40 to 50

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91. If the dermis did not have dermal papillae, __________.

Keratinized stratified squamous epithelium

Accumulate melanin granules to shield

It would be harder to supply the epidermis with nutrients and oxygen

Dense irregular connective tissue

Answer

Correct Answer: It would be harder to supply the epidermis with nutrients and oxygen

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92. If peripheral chemoreceptors detect low po2, the effect or response will be __________.

Increased PCO2

Hypoventilation

Decreased blood pH

Hyperventilation

Answer

Correct Answer: Hyperventilation

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93. If epithelial cell migration cannot cover a wound, ________ may be required.

Amputation

Radiation therapy

Chemotherapy

Skin grafts

A biopsy

Answer

Correct Answer: Skin grafts

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94. If a person has a blood pressure of 120/90, his mean arterial pressure would be ________ mm hg.

210

105

100

Answer

Correct Answer: 100

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95. If a hormone does not directly affect cellular activities, it is most likely a __________.

Epinephrine

Glucagon

Peptide hormone

Oxytocin

Answer

Correct Answer: Peptide hormone

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96. If a cell has 1 adrenergic receptors, it is sensitive to __________.

Acetylcholine (ACh)

Norepinephrine (NE)

Adrenaline

Alpha adrenaline

Answer

Correct Answer: Adrenaline

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97. Hyposecretion of insulin, or a deficiency in insulin receptors leads to ________.

Tetany

Diabetes mellitus

Hirsutism

Hypoglycemia

Answer

Correct Answer: Diabetes mellitus

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98. Hyposalivation can be treated with a drug that ______.

Binds to adrenergic receptors in salivary gland serous cells

Is sympathomimetic

Stimulates muscarinic receptors in salivary gland serious cells

Mimics the action of epinephrine secreted by the adrenal medullae

Answer

Correct Answer: Stimulates muscarinic receptors in salivary gland serious cells

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99. Hypocapnia causes ______.

The level of bicarbonate ions in the blood to rise

Hypoxia

An increase in VRG activity

Hyperventilation

Answer

Correct Answer: Hypoxia

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100. Hypersecretion of ________ results in increased urinary output and dehydration.

Antidiuretic hormone (ADH)

Atrial natriuretic peptide (ANP)

Adrenocorticotropic hormone (ACTH)

Mineralocorticoids

Answer

Correct Answer: Antidiuretic hormone (ADH)

Note: This Question is unanswered, help us to find answer for this one

101. Hodgkin disease is often diagnosed by finding the __________ cell in the lymph nodes.

Mediated

Lymph nodes

Reed-Sternberg

Lymphoid organs

Answer

Correct Answer: Reed-Sternberg

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102. Henry has a cut on his thigh that becomes infected. the lymph nodes in his __________ enlarge.

Cervical region

Thoracic region

Inguinal region

Supratrochlear region

Answer

Correct Answer: Inguinal region

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103. Hair growth is due to the continual division of the basal cells of the __________.

Hair root

Hair matrix

Hair shaft

Hair papilla

Answer

Correct Answer: Hair matrix

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104. Darwin realized the importance of heritable variation to evolution __________.

Fungi

Contain two sets of each of the 23 chromosome types

Alternation of generations; haploid gametophyte; diploid sporophyte

Even though he never read any of Gregor Mendel's work

Answer

Correct Answer: Even though he never read any of Gregor Mendel's work

Note: This Question is unanswered, help us to find answer for this one

105. Damage to the __________ may affect near vision accommodation.

Oculomotor nerve (CN III)

Glossopharyngeal nerve (CN IX)

Facial nerve (CN VII)

Cardiac plexus

Answer

Correct Answer: Oculomotor nerve (CN III)

Note: This Question is unanswered, help us to find answer for this one

106. Damage to the ________ causes heart block.

Atrioventricular (AV) bundle

Atrioventricular (AV) node

Atrioventricular (AV) valves

None of these

Answer

Correct Answer: Atrioventricular (AV) node

Note: This Question is unanswered, help us to find answer for this one

107. Certain amino acids are called essential because they ______.

Movement of chyme from the stomach to the small intestine

Breakdown of food into small nutrient molecules that the body can absorb

Cannot be made by the body from other compounds

Are required in the diet in very small amounts

Answer

Correct Answer: Cannot be made by the body from other compounds

Note: This Question is unanswered, help us to find answer for this one

108. Cells can respond to ________ hormone(s) at the same time.

Several hundred

An unlimited number of

A few

Only one

Answer

Correct Answer: A few

Note: This Question is unanswered, help us to find answer for this one

109. Caused by a single stimulus, a quick cycle of contraction and relaxation is called a ____________ .

Latent

Twitch

Threshold

Tensing

Answer

Correct Answer: Twitch

Note: This Question is unanswered, help us to find answer for this one

110. Calcitriol is required for __________.

Quieting osteoblasts

Collagen synthesis

Activating osteoclasts

Absorbing dietary calcium and phosphate

Answer

Correct Answer: Absorbing dietary calcium and phosphate

Note: This Question is unanswered, help us to find answer for this one

111. Blood plasma is filtered in the __________.

Renal tubule

Renal corpuscle

Renal capsule

Renal column

Renal calyx

Answer

Correct Answer: Renal corpuscle

Note: This Question is unanswered, help us to find answer for this one

112. Blood arriving in the right atrium has just come from the ________.

Venae cavae and coronary sinus

Left atrium

Right ventricle

Aorta

Answer

Correct Answer: Venae cavae and coronary sinus

Note: This Question is unanswered, help us to find answer for this one

113. Birth defects of the neural tube in humans _____.

Are reduced from about 6% without folic acid supplements in the periconception interval to about 1% when the supplements were taken

Are not affected by nutritional considerations during pregnancy

Are typically seen in 10-20% of male babies born in well-developed countries

Can be prevented by ingestion of more vitamin A during the periconception interval

Answer

Correct Answer: Are reduced from about 6% without folic acid supplements in the periconception interval to about 1% when the supplements were taken

Note: This Question is unanswered, help us to find answer for this one

114. At the time of ovulation a(n) is extruded from a follicle.

Primary oocyte; secondary follicle

Ovum(egg); vesicular follicle

Secondary oocyte; vesicular follicle

Secondary oocyte; secondary follicle

Answer

Correct Answer: Secondary oocyte; vesicular follicle

Note: This Question is unanswered, help us to find answer for this one

115. At the neuromuscular junction, the electrical signal of the nerve ________.

Is sent directly to muscle

Stimulates formation of the neurotransmitter acetylcholine (ACh)

Causes the axon terminal to release Na+ and K+

Causes the axon terminal to release acetylcholine (Ach)

Answer

Correct Answer: Causes the axon terminal to release acetylcholine (Ach)

Note: This Question is unanswered, help us to find answer for this one

116. Apocrine sweat glands are involved with all of the following, except __________.

Produce a sweat that is viscous and sometimes milky

Function in perceived attractiveness and mate selection

Secretion of pheromones

Encoding genes for the major histocompatibility complex (MHC)

Answer

Correct Answer: Encoding genes for the major histocompatibility complex (MHC)

Note: This Question is unanswered, help us to find answer for this one

117. An obstruction in the ____________ would prevent urine from leaving the kidney.

Minor calyx

Renal pelvis

Urethra

Renal cortex

Answer

Correct Answer: Renal pelvis

Note: This Question is unanswered, help us to find answer for this one

118. An abnormal p wave could be indicative of ______.

An abnormal AV node

An abnormal AV bundle

Incomplete ventricular repolarization

Enlarged atria

Answer

Correct Answer: Enlarged atria

Note: This Question is unanswered, help us to find answer for this one

119. Acute forms of endocarditis involve the formation of nodules, or _____.

Aneurysms

Emboli

Thrombus

Vegetations

Answer

Correct Answer: Vegetations

Note: This Question is unanswered, help us to find answer for this one

120. A/an _____ blocks the enzyme action that causes the blood vessels to contract.

ACE inhibitor

Digitalis

Digoxin

Diuretic

Answer

Correct Answer: ACE inhibitor

Note: This Question is unanswered, help us to find answer for this one

121. A(n) ________cele is the accumulation of fluid in a duct or saclike cavity like the scrotum.

Orcho

Prosto

Hypo

Hydro

Answer

Correct Answer: Hydro

Note: This Question is unanswered, help us to find answer for this one

122. Somatosensory does not refer to sensory signals from __________.

The viscera

Proprioceptors

Joints

The skin

Answer

Correct Answer: The viscera

Note: This Question is unanswered, help us to find answer for this one

123. The unique, characteristic pattern of epidermal ridges is visible as __________.

Fingerprints

The unique

Characteristic pattern of epidermal ridges is visible as

Melanin.

Answer

Correct Answer: Fingerprints

Note: This Question is unanswered, help us to find answer for this one

124. The superior portion of the uterus is called the ________.

Isthmus

Cervix

Ampulla

Fundus

Answer

Correct Answer: Fundus

Note: This Question is unanswered, help us to find answer for this one

125. The fiber tracts indicated by the letter c will terminate in the __________.

Thalamus

Cerebellum

Medulla oblongata

Corpus callosum

Answer

Correct Answer: Cerebellum

Note: This Question is unanswered, help us to find answer for this one

126. Using eegs, researchers try to identify __________ while subjects are engaged in different tasks.

Brain patterns

Mental capabilities

Electrical activity

Brain waves

Answer

Correct Answer: Brain patterns

Note: This Question is unanswered, help us to find answer for this one

127. With aging comes insufficient ossification of bone, a condition known as _________.

Osteomalacia

Osteoporosis

Osteopenia

Osteoarthritis

Answer

Correct Answer: Osteopenia

Note: This Question is unanswered, help us to find answer for this one

128. While standing, looking up at the stars requires __________.

Hyperextension of the neck

Elevation of the mandible

Abduction of the neck

Dorsiflexion of the neck

Answer

Correct Answer: Hyperextension of the neck

Note: This Question is unanswered, help us to find answer for this one

129. When you travel in an elevator, the ___ sense when the elevator is moving.

Inner hair cells of the basilar membrane

Hair cells of the tectorial membrane

Outer hair cells of the basilar membrane

Hair cells of the otolithic membrane of the macula utriculi

Hair cells of the otolithic membrane of the macula sacculi

Answer

Correct Answer: Hair cells of the otolithic membrane of the macula sacculi

Note: This Question is unanswered, help us to find answer for this one

130. When you are cold, the dermal blood vessels ______________ in order to conserve heat.

Vasoconstrict

Lamellae

Syndesmosis

Perimysium

Answer

Correct Answer: Vasoconstrict

Note: This Question is unanswered, help us to find answer for this one

131. When ruptured dermal blood vessels leak into the dermis, a __________ may form.

Bruise.

Stratum corneum

Arrector pili

Scar tissue

Answer

Correct Answer: Bruise.

Note: This Question is unanswered, help us to find answer for this one

132. When blood ph begins to rise, the respiratory control centers in the brain are ________.

Accelerated

Controlled by the kidneys

Not effected

Shut off

Depressed

Answer

Correct Answer: Depressed

Note: This Question is unanswered, help us to find answer for this one

133. When a fractured bone heals, it leaves a thickened region known as a __________.

Compact

Dermis

Keloid

Callus

Answer

Correct Answer: Callus

Note: This Question is unanswered, help us to find answer for this one

134. Vision is to _ as hearing is to _.

Retina; cochlea

Skin.

Umami.

None of these

Answer

Correct Answer: Retina; cochlea

Note: This Question is unanswered, help us to find answer for this one

135. Vesicular breathing sounds probably result from ________.

Tidal volume; respiratory rate

Air filling the alveolar sacs

Functional residual capacity

At the triangle of ausculation

Answer

Correct Answer: Air filling the alveolar sacs

Note: This Question is unanswered, help us to find answer for this one

136. Ventricular hypertrophy is the dominant feature of _____ cardiomyopathy.

Aneurysmic

Dilated

Hypertrophic

Restrictive.

Answer

Correct Answer: Hypertrophic

Note: This Question is unanswered, help us to find answer for this one

137. To meet the definition of polyuria, the minimum daily output of urine is __________.

0.5 L

1.0 L

1.5 L

2.0 L

Answer

Correct Answer: 2.0 L

Note: This Question is unanswered, help us to find answer for this one

138. To measure long-term blood glucose control, a(n) ______________ hemoglobin test is done.

Glucocorticoids

Glycosylated

Hypoglycemia

Androgens

Answer

Correct Answer: Glycosylated

Note: This Question is unanswered, help us to find answer for this one

139. The_____ enables judgment, planning, and processing of new memories.

Somatosensory cortex

Occipital lobe

Prefrontal cortex

Motor cortex

Answer

Correct Answer: Prefrontal cortex

Note: This Question is unanswered, help us to find answer for this one

140. The urethra is identified by the letter _____.

Answer

Correct Answer: E

Note: This Question is unanswered, help us to find answer for this one

141. The three stages of information processing in animals include ________.

Chemical senses, mechanoreception, and vision

Dendrites, a cell body, and an axon

A presynaptic cell, neurotransmitters, and a postsynaptic cell

Sensory reception, an integrating center, and effectors (motor neurons)

Answer

Correct Answer: Sensory reception, an integrating center, and effectors (motor neurons)

Note: This Question is unanswered, help us to find answer for this one

142. The thoracic duct returns lymph from the _ side of the body to the _ subclavian vein.

Left, left

Right, right

Left, right

None of these

Answer

Correct Answer: Left, left

Note: This Question is unanswered, help us to find answer for this one

143. The target tissue(s) of somatic motor neurons is/are ________.

Cardiac and smooth muscles

Skeletal muscle

Skeletal and cardiac muscles

Skeletal, cardiac, and smooth muscles

Answer

Correct Answer: Skeletal muscle

Note: This Question is unanswered, help us to find answer for this one

144. The supinator works synergistically with the _ ___ to supinate the forearm.

Biceps brachii

Gluteus maximus

Rectus abdominis

Soleus

Gastronemius

Answer

Correct Answer: Biceps brachii

Note: This Question is unanswered, help us to find answer for this one

145. The smallest subdivision of the lung that can be seen with the unaided eye is the __________.

Pelvis and lower limbs

Diaphram

Arms

Lobule

Answer

Correct Answer: Lobule

Note: This Question is unanswered, help us to find answer for this one

146. The shedding of the endometrium occurs during _ resulting from a decrease in _______.

Fall in estrogen and progesterone.

Rise in estrogen and progesterone.

Fall in FSH and LH.

Rise in FSH and LH.

Answer

Correct Answer: Fall in estrogen and progesterone.

Note: This Question is unanswered, help us to find answer for this one

147. The shapes and the thickness of the walls of the right ventricle compared to the left are ________.

Identical

Different: L ventricle is pocket-shaped (crescent in cross section) with thicker walls

Different: R ventricle is egg-shaped (round in cross section) with thinner walls

Different: L ventricle is egg-shaped (round in cross section) with thicker wall

Answer

Correct Answer: Different: L ventricle is egg-shaped (round in cross section) with thicker wall

Note: This Question is unanswered, help us to find answer for this one

148. The salts that are abundant in the extracellular matrix of bone tissue consist largely of _______

Calcium phosphate.

Sodium chloride.

Calcium carbonate.

Calcium sulfate.

Answer

Correct Answer: Calcium phosphate.

Note: This Question is unanswered, help us to find answer for this one

149. The role of both sexes in fulfilling the function of the reproductive system is to ________.

Produce hormones that support the growth and development of the embryo and fetus

Produce gametes

Bear young

Produce hormones that help maintain homeostasis

Answer

Correct Answer: Produce gametes

Note: This Question is unanswered, help us to find answer for this one

150. The reproductive structures in the perineal region are called __________.

Tunica albuginea.

External genitalia

Broad ligament.

None of these

Answer

Correct Answer: External genitalia

Note: This Question is unanswered, help us to find answer for this one

151. The renal threshold for glucose is approximately ________ mg/dl.

100

140

180

Answer

Correct Answer: 180

Note: This Question is unanswered, help us to find answer for this one

152. The release of hormones by endocrine cells alters the __________.

It secretes androgens, along with the gonads.

A decline in the concentration of reproductive hormones

It contains autonomic centers and acts as an endocrine organ.

Metabolic activities of many tissues and organs simultaneously

Answer

Correct Answer: Metabolic activities of many tissues and organs simultaneously

Note: This Question is unanswered, help us to find answer for this one

153. The relationship between gas pressure and gas volume is described by ________.

Dalton's law.

Charles' law.

Boyle's law.

Henry's law.

Answer

Correct Answer: Boyle's law.

Note: This Question is unanswered, help us to find answer for this one

154. The recording of urinary bladder pressure at various volumes is called a __________.

Cystometrogram.

Descending limb of the loop of Henle

Proximal convoluted tubule

Connecting tubule

Distal convoluted tubule

Answer

Correct Answer: Cystometrogram.

Note: This Question is unanswered, help us to find answer for this one

155. The primary treatment for ulcer caused by the presence of h. pylori is ____.

Antibiotics

Respiratory System

Liver

Endocrine System

Answer

Correct Answer: Antibiotics

Note: This Question is unanswered, help us to find answer for this one

156. The primary function of the _______ is to store and concentrate bile from the liver.

Gallbladder

Pancreas

Small Intestine

Liver

Answer

Correct Answer: Gallbladder

Note: This Question is unanswered, help us to find answer for this one

157. The primary arm muscle used when doing a push-up would be the _______?

Medial

Radial

Triceps brachii

Ulnar collateral ligament

Answer

Correct Answer: Triceps brachii

Note: This Question is unanswered, help us to find answer for this one

158. The primary __________ cortex specializes in receiving signals from different parts of the body.

Visual.

Motor.

Somatosensory.

Auditory.

Answer

Correct Answer: Somatosensory.

Note: This Question is unanswered, help us to find answer for this one

159. The plural of glomerulus is ________.

Proteinuria

Urethra

Glomerulus

Hypokalemia.

Glomeruli

Answer

Correct Answer: Glomeruli

Note: This Question is unanswered, help us to find answer for this one

160. The ph of the adult female vagina is normally __________.

Alkaline

Basic

Neutral

Acidic.

Answer

Correct Answer: Acidic.

Note: This Question is unanswered, help us to find answer for this one

161. The parietal lobes are to as the occipital lobes are to .

Sensing Touch;seeing

Sensing pleasure; sensing pain

Tasting; smelling.

Speaking; seeing

Answer

Correct Answer: Sensing Touch;seeing

Note: This Question is unanswered, help us to find answer for this one

162. The organ that receives and stores the semen after ejaculation is the __________.

Vestibule

Vulva

Vagina

Uterus

Answer

Correct Answer: Vagina

Note: This Question is unanswered, help us to find answer for this one

163. The olfactory bulbs of the sheep ________.

Are relatively larger than humans

Central canal

Retina

They activate skeletal muscles

Answer

Correct Answer: Are relatively larger than humans

Note: This Question is unanswered, help us to find answer for this one

164. The nasal mucosa performs all of the following functions except __________.

Warm the inhaled air

Filter the air

Resist abrasion

Humidify the inhaled air.

Answer

Correct Answer: Resist abrasion

Note: This Question is unanswered, help us to find answer for this one

165. The most primitive type of ovarian follicle is a _____________ follicle.

Primordial.

Secretory

Proliferative

Plateau

Answer

Correct Answer: Primordial.

Note: This Question is unanswered, help us to find answer for this one

166. The most commonly occurring cancer of the female reproductive tract is _____ cancer.

Cervical.

Ovarian.

Endometrial.

Fallopian.

Answer

Correct Answer: Cervical.

Note: This Question is unanswered, help us to find answer for this one

167. The message that travels along an axon of a neuron is called a(n) ____________.

Neurotransmission.

Action potential.

Mylinazation.

Chemical impulse.

Answer

Correct Answer: Action potential.

Note: This Question is unanswered, help us to find answer for this one

168. The major anatomical difference between gray matter and white matter is __________.

White matter contains myelinated axons,

Ischemic- lack of blood flow (like from a clot)

Hemorrhagic- rupture of a blood vessel

None of these

Answer

Correct Answer: White matter contains myelinated axons,

Note: This Question is unanswered, help us to find answer for this one

169. The less-moveable, anchoring point on a bone is called the __________.

Isometric

Origin

Fixator

Crossbridge

Answer

Correct Answer: Origin

Note: This Question is unanswered, help us to find answer for this one

170. The left lung lies __________ to the heart.

Cartilage

Sagittal

Proximal

Transverse

Answer

Correct Answer: Proximal

Note: This Question is unanswered, help us to find answer for this one

171. The large and rapid rise of luteinizing hormone (lh) in the blood stream triggers __________.

Ovulation

Estrogen secretion

Follicle maturation

None of these

Answer

Correct Answer: Ovulation

Note: This Question is unanswered, help us to find answer for this one

172. The lack of _____________ can cause premature aging.

A set of signs and symptoms that run together

Human growth hormone

Luteinizing growth, thyroid stimulating, and adrenocorticotrophic

Out or outside

Answer

Correct Answer: Human growth hormone

Note: This Question is unanswered, help us to find answer for this one

173. The inability to voluntarily retain urine is ________.

Opening

Incontinence

Ketonuria

Glomeruli

Answer

Correct Answer: Incontinence

Note: This Question is unanswered, help us to find answer for this one

174. The immediate result of acetylcholine binding to receptors on the motor end plate is_________.

Transverse tubules (T-tubules).

Voltage-gated calcium channels

Krebs cycle and oxidative phosphorylation

Local depolarization of the sarcolemma

Answer

Correct Answer: Local depolarization of the sarcolemma

Note: This Question is unanswered, help us to find answer for this one

175. The human sense of smell permits us to detect _____ separate smells.

More than 5,000

More than 10,010

More than 11,000

More than 10,000

Answer

Correct Answer: More than 10,000

Note: This Question is unanswered, help us to find answer for this one

176. The heart is located in the inferior with its pointed toward the left hip.

Mediastinum, apex

Basilic vein

Chordae tendineae

Pulmonary veins

Answer

Correct Answer: Mediastinum, apex

Note: This Question is unanswered, help us to find answer for this one

177. The heart indents into the __________ of the left lung.

Oblique fissure.

Hilum.

Apex

Cardiac notch.

Answer

Correct Answer: Apex

Note: This Question is unanswered, help us to find answer for this one

178. The hamstrings is the collective name for three muscles in the ________.

Posterior upper leg.

Polymyalgia

Hypertrophy

Essential familial tremor

Answer

Correct Answer: Posterior upper leg.

Note: This Question is unanswered, help us to find answer for this one

179. The gene that codes for the testis-determining factor (tdf) is found in or on the __________.

Y chromosome

Testosterone

Clitoris

None of these

Answer

Correct Answer: Y chromosome

Note: This Question is unanswered, help us to find answer for this one

180. The ganglia of the parasympathetic division of the ans are located ________.

Adrenergic; they release norepinephrine

Terminus of a sympathetic postganglionic neuron

Within the walls of, or close to, the organs served

Lateral horns of T1 to L2 of the spinal cord

Answer

Correct Answer: Within the walls of, or close to, the organs served

Note: This Question is unanswered, help us to find answer for this one

181. The first organ that sperm pass through is the __________.

Ejaculatory duct

Epididymis

Ductus deferens

Prostate gland.

Answer

Correct Answer: Epididymis

Note: This Question is unanswered, help us to find answer for this one

182. The _______________ cardiac vein travels alongside the right marginal artery.

MANY

SMALL

SHORT

LARGE

Answer

Correct Answer: SMALL

Note: This Question is unanswered, help us to find answer for this one

183. The __________ has/have no androgen receptors and do/does not respond to it.

Germ cells

Muscular tissue

Nurse cells

Hypothalamus

Pituitary gland

Answer

Correct Answer: Germ cells

Note: This Question is unanswered, help us to find answer for this one

184. The __________ glands are a source of sex pheromones.

Ceruminous

Merocrine

Mammary

Sebaceous

Apocrine

Answer

Correct Answer: Apocrine

Note: This Question is unanswered, help us to find answer for this one

185. The _________ provides the hair with its sole source of nutrition.

Bulb.

Root.

Shaft.

Dermal papilla.

Answer

Correct Answer: Dermal papilla.

Note: This Question is unanswered, help us to find answer for this one

186. The ________ test is often used to estimate the glomerular filtration rate.

Glucose tolerance

Specific gravity

CBC or complete blood count

Inulin

Creatinine clearance

Answer

Correct Answer: Creatinine clearance

Note: This Question is unanswered, help us to find answer for this one

187. The ________ represents a structure formed by the deterioration of the corpus luteum.

Uterus

Myometrium

Corpus luteum

Corpus albicans

Answer

Correct Answer: Corpus albicans

Note: This Question is unanswered, help us to find answer for this one

188. The ________ division of the autonomic nervous system is said to function during "rest and digest."

Parasympathetic

Somatomotor

Sympathetic

Visceral

Answer

Correct Answer: Parasympathetic

Note: This Question is unanswered, help us to find answer for this one

189. The ________ covers most of the exposed surface of the eye.

Conjunctiva

Cornea

Iris

Anterior chamber

Answer

Correct Answer: Conjunctiva

Note: This Question is unanswered, help us to find answer for this one

190. The ________ contains beneficial bacteria that synthesize vitamin k and some of the b vitamins.

Colon

Appendix

Bile

Esophagus

Answer

Correct Answer: Colon

Note: This Question is unanswered, help us to find answer for this one

191. The _______ support(s) each testicle and encases the vas deferens, nerves, and muscles.

Penile shaft

Spermatic cords

Scrotumprostate

Gland seminiferous

Answer

Correct Answer: Spermatic cords

Note: This Question is unanswered, help us to find answer for this one

192. The _______ nerve is named for its wandering course in the thoracic and abdominal body cavities.

Olfactory

Facial

Trigeminal

Vagus

Answer

Correct Answer: Vagus

Note: This Question is unanswered, help us to find answer for this one

193. The ______ is homologous to the penis, having both a glans and a body.

Crura

Clitoris

Labia minora

Bulb of the vestibule

Answer

Correct Answer: Clitoris

Note: This Question is unanswered, help us to find answer for this one

194. Taste buds are not associated with _____ papillae.

Foliate

Filiform

Fungiform

Vallate

Papilliform

Answer

Correct Answer: Filiform

Note: This Question is unanswered, help us to find answer for this one

195. Target organs most often regulate the pituitary gland via _________.

Negative feedback inhibition

Positive feedback inhibition

Up-regulation

Down-regulation

Antagonistic regulation

Answer

Correct Answer: Negative feedback inhibition

Note: This Question is unanswered, help us to find answer for this one

196. Suturing of a torn tendon is a surgical procedure known as ________.

Electromyography

Range of motion

Tenorrhaphy

Myorrhaphy.

Answer

Correct Answer: Tenorrhaphy

Note: This Question is unanswered, help us to find answer for this one

197. Steroid hormones exert their action by ________.

Entering the nucleus of a cell and initiating or altering the expression of a gene

It is only a hormone storage area that receives hormones from the hypothalamus for release

Binding to specific receptors and employing the services of G proteins and cAMP

During protein kinase activation, enzymes phosphorylate many other enzymes

Answer

Correct Answer: Entering the nucleus of a cell and initiating or altering the expression of a gene

Note: This Question is unanswered, help us to find answer for this one

198. Starting at the spinal cord, the subdivisions of the brachial plexus are (in order) ________.

Rami, trunks, divisions, and cords

Rami, divisions, cords, and trunks

Divisions, rami, trunks, and cords

Trunks, divisions, cords, and rami

Answer

Correct Answer: Rami, trunks, divisions, and cords

Note: This Question is unanswered, help us to find answer for this one

199. Sperm cells get energy to power their movement from _ contributed by the ____.

Prostaglandins; prostate gland

Sucrose; bulbourethral gland

Fructose; seminal vesicles

Seminogelin; prostate gland

Semen; seminiferous gland

Answer

Correct Answer: Fructose; seminal vesicles

Note: This Question is unanswered, help us to find answer for this one

200. Skin color can indicate certain disease states. a reddened, flushed face might indicate ________.

Addison'sdisease

Liver disease

Poor oxygen levels in the blood due to lung disease

Hypertension, fever, or embarrassment

Answer

Correct Answer: Hypertension, fever, or embarrassment

Note: This Question is unanswered, help us to find answer for this one

201. Sildenafil (viagra) prolongs erection by __________.

Luteinizing hormone (LH); testosterone

Presence of testosterone

Internal pudendal

Inhibiting degradation of cGMP

Answer

Correct Answer: Inhibiting degradation of cGMP

Note: This Question is unanswered, help us to find answer for this one

202. Second-order neurons synapse with third-order neurons in the __________.

Thalamus

Dorsal root ganglion

Spinal cord

Cerebral cortex

Medulla oblongata

Answer

Correct Answer: Thalamus

Note: This Question is unanswered, help us to find answer for this one

203. One of the ways ____________ joints can be classified is by their degrees of freedom.

Cartilaginous

Fibrous

Synovial

None of these

Answer

Correct Answer: Synovial

Note: This Question is unanswered, help us to find answer for this one

204. One of the major effects of anp produced by the heart is that it __________.

Decreases thirst

Dietary iodide

Salt in the diet

Sodium and calcium

Answer

Correct Answer: Decreases thirst

Note: This Question is unanswered, help us to find answer for this one

205. One main difference between thin skin and thick skin is that __________.

In thin skin, the stratum lucidum appears to be absent

Ingest foreign substance and are key activations of our immune system

Keratinized stratified squamous epithelial tissue

A thin, translucent band consisting of a few rows of flat, dead keratinocytes

Answer

Correct Answer: In thin skin, the stratum lucidum appears to be absent

Note: This Question is unanswered, help us to find answer for this one

206. Olfactory fibers constitute ________.

Olfactory receptors

Tympanic membrane

Cochlear nerve

Olfactory nerve

Answer

Correct Answer: Olfactory receptors

Note: This Question is unanswered, help us to find answer for this one

207. Normal bone formation and growth are dependent on the adequate intake of ________.

Calcium, phosphate, and vitamin D

Potassium, phosphate, and vitamin D

Sodium, calcium, and vitamin E

Vitamin D, phosphate, and chloride

Answer

Correct Answer: Calcium, phosphate, and vitamin D

Note: This Question is unanswered, help us to find answer for this one

208. Ninety percent of all the preganglionic parasympathetic fibers are found in the __________.

Vagus nerves

-oculomotor nerve

-glossopharyngeal nerve

-facial nerve

Answer

Correct Answer: Vagus nerves

Note: This Question is unanswered, help us to find answer for this one

209. Myasthenia gravis is sometimes treated medically by a treatment that involves ________.

As the thin myo-filaments slide across thick myo-filaments, toward the M line in the center of each sarcomere. As the sarcomeres shorten, the myo-fibrils and, thus the myo-fibers shorten or contract.

It is especially abundant and convoluted in skeletal muscle cells. It functions in the storage, release, and reuptake of calcium ions.

Inhibiting the action of acetylcholinesterase....This enzyme breaks down acetylcholine into acetic acid and choline

Answer

Correct Answer: Inhibiting the action of acetylcholinesterase....This enzyme breaks down acetylcholine into acetic acid and choline

Note: This Question is unanswered, help us to find answer for this one

210. Muscles that guard entrances and exits of internal passageways are ________ muscles.

Rectus

Medialis

Teres

Circular.

Answer

Correct Answer: Circular.

Note: This Question is unanswered, help us to find answer for this one

211. Ms. kabobi received a(n) ________ic medication to relieve her postoperative pain.

Analges

Aura

Cephalgia

Dyskinesia

Answer

Correct Answer: Analges

Note: This Question is unanswered, help us to find answer for this one

212. Most newborns ________.

Are myopic.

Often use only one eye at a time.

See in tones of red and green only.

Cry with copious tears.

Answer

Correct Answer: Often use only one eye at a time.

Note: This Question is unanswered, help us to find answer for this one

213. Most inspired particles such as dust fail to reach the lungs because of the ________.

Ciliated mucous lining in the nose

Abundant blood supply to nasal mucosa

Porous structure of turbinate bones

Action of the epiglottis

Answer

Correct Answer: Ciliated mucous lining in the nose

Note: This Question is unanswered, help us to find answer for this one

214. Most hormones are taken up and degraded by the and .

Adrenal glands; intestines.

Liver; kidneys.

Blood; kidneys.

None of these

Answer

Correct Answer: Liver; kidneys.

Note: This Question is unanswered, help us to find answer for this one

215. Minute respiratory volume can be computed if one knows and .

Decreases

Air filling the alveolar sacs

At the triangle of ausculation

Tidal volume; respiratory rate

Answer

Correct Answer: Tidal volume; respiratory rate

Note: This Question is unanswered, help us to find answer for this one

216. Menarche cannot occur until a girl has at least _______% of body fat.

Hematemesis

Answer

Correct Answer: 17

Note: This Question is unanswered, help us to find answer for this one

217. Mature bones are remodeled throughout life via a process known as __________.

Intramembranous ossification

Interstitial growth

Metaphysical growth

Endochondral ossification

Appositional growth

Answer

Correct Answer: Appositional growth

Note: This Question is unanswered, help us to find answer for this one

218. Match the word with its corresponding statement: g proteinlinked receptors __________.

Provide indirect synaptic responses that are complex

Is a neurotransmitter of postganglionic neurons in the sympathetic nervous system

Excites skeletal muscle

Is a

Answer

Correct Answer: Provide indirect synaptic responses that are complex

Note: This Question is unanswered, help us to find answer for this one

219. Many blood vessels only have innervation from the ____________ division of the ans.

Sympathetic

Autonomic

Antagonistic

Somatic

Parasympathetic

Answer

Correct Answer: Sympathetic

Note: This Question is unanswered, help us to find answer for this one

220. Lymphocytes can develop and mature in the ________.

Red bone marrow

The pH of the blood

Bone marrow and thymus

None of these

Answer

Correct Answer: Red bone marrow

Note: This Question is unanswered, help us to find answer for this one

221. Lipophilic hormones bind to ___________ receptors of target cells.

Glucose.

Intracellular.

Membrane-bound.

None of these

Answer

Correct Answer: Membrane-bound.

Note: This Question is unanswered, help us to find answer for this one

222. Left and right coronary arteries are considered ________ end arteries.

Functional end arteries

Location of the heart

Ventricular balance

Electrocardiogram (EKG, ECG)

Answer

Correct Answer: Functional end arteries

Note: This Question is unanswered, help us to find answer for this one

223. A(n) ________ responds to the movement of a single hair.

Hair matrix

Arrector pili muscle

Hair papilla

Root hair plexus

Answer

Correct Answer: Root hair plexus

Note: This Question is unanswered, help us to find answer for this one

224. A vertebra is an example of a(n) _____ bone.

Flat

Long

Short

Irregular.

Answer

Correct Answer: Short

Note: This Question is unanswered, help us to find answer for this one

225. A successful endurance athlete would likely have ________________ compared to a sedentary person.

A higher percentage of glycolytic fibers

A higher percentage of type 1 fibers

A higher percentage of fast-twitch fibers

The same percentage of sl

Answer

Correct Answer: A higher percentage of type 1 fibers

Note: This Question is unanswered, help us to find answer for this one

226. _______ of one's general energy needs are fueled by proteins.

2% to 5%

10% to 15%

50% to 60%

70% to 90%

Answer

Correct Answer: 2% to 5%

Note: This Question is unanswered, help us to find answer for this one

227. Tonsils and malt are examples of interaction between the lymphatic and ___ systems.

Digestive

Urinary

Endocrine

Respiratory

Answer

Correct Answer: Digestive

Note: This Question is unanswered, help us to find answer for this one

228. Endochondral ossification begins with a(n) _________ model.

Mesenchyme

Dense connective tissue

Hyaline cartilage

Membranous

Osteoid

Answer

Correct Answer: Hyaline cartilage

Note: This Question is unanswered, help us to find answer for this one

229. With enough time and in the absence of other evolutionary mechanisms, genetic drift will ________.

Reduce the genetic variation in a population

Increase the genetic variation in a population

Have no effect on the genetic variation of a population

None of the above.

Answer

Correct Answer: Reduce the genetic variation in a population

Note: This Question is unanswered, help us to find answer for this one

230. Tissue fluid is and lymph is .

Forced out of blood plasma and generally lacking in proteins; absorbed into the lymph capillaries.

Transporting hormones to intestinal smooth muscle

Veins; plasma

None of these

Answer

Correct Answer: Forced out of blood plasma and generally lacking in proteins; absorbed into the lymph capillaries.

Note: This Question is unanswered, help us to find answer for this one

231. Schisto/som/iasis in man is a type of a _____________ infestation.

Split Bodied Blood Fluke Worm

Dilated Pinworm

Enlarged Roundworm

Twisted Flatworm

Answer

Correct Answer: Split Bodied Blood Fluke Worm

Note: This Question is unanswered, help us to find answer for this one

232. Gastric secretion begins during the phase and ends during the phase.

Chyme; duodenum

Cephalic; intestinal

Gastrin; pepsinogen

Parasympathetic; vagus

Answer

Correct Answer: Cephalic; intestinal

Note: This Question is unanswered, help us to find answer for this one

233. Functions of keratin in the skin include __________.

Producing antibiotics and enzymes that detoxify harmful chemicals

Using receptor-mediated endocytosis to take up foreign proteins

Traveling to lymph nodes to initiate an immune response

Functioning as a touch receptor

Answer

Correct Answer: Producing antibiotics and enzymes that detoxify harmful chemicals

Note: This Question is unanswered, help us to find answer for this one

234. Fluid collected in lacteals will be carried in __________ trunks.

Bronchomediastinal

Lumbar

Intestinal

Thoracic

Answer

Correct Answer: Intestinal

Note: This Question is unanswered, help us to find answer for this one

235. Fingerprints left on things we touch are associated with our __________.

Dermal papillae

Dermal connective tissue

Stratum basale

Subcutaneous

Answer

Correct Answer: Dermal papillae

Note: This Question is unanswered, help us to find answer for this one

236. Congestive heart failure (chf) of the right ventricle __________.

Can cause pulmonary edema.

Can cause systemic edema

Increases the ejection fraction of the right ventricle.

Reduces the ejection fraction of the left ventricle.

Answer

Correct Answer: Can cause systemic edema

Note: This Question is unanswered, help us to find answer for this one

237. Compared to blood capillaries, lymphatic capillaries__________.

Are not made of endothelial cells

Are blind-ended

Contain smooth muscle

Are less permeable

Answer

Correct Answer: Are blind-ended

Note: This Question is unanswered, help us to find answer for this one

238. Collagen fibers do not __________.

Provide tensile strength to bone

Provide resistance to twisting forces on bone

Provide for bone hardness

Provide resistance to stretching forces on bone

Answer

Correct Answer: Provide for bone hardness

Note: This Question is unanswered, help us to find answer for this one

239. Chylomicrons transport dietary fats to ___________ through the blood.

Bones and cartilage

Neurons and neuroglia

The liver and gallbladder

Muscle and adipose cells

Answer

Correct Answer: Muscle and adipose cells

Note: This Question is unanswered, help us to find answer for this one

240. A nerve fiber is a ________ elongated process, usually an axon or a peripheral process.

Single

Schwann

Chemical

Outside

Answer

Correct Answer: Single

Note: This Question is unanswered, help us to find answer for this one

241. A muscle that opposes or slows an action is called a(n) __________.

Antagonist

Origin

Fixator

Lateralis

Answer

Correct Answer: Antagonist

Note: This Question is unanswered, help us to find answer for this one

242. A muscle that anchors a bone in place to make the movement more efficient is a(n) __________.

Fixator

Antagonist

Origin

Vastus lateralis

Answer

Correct Answer: Antagonist

Note: This Question is unanswered, help us to find answer for this one

243. A medical term that means pertaining to fibrin is _____.

Fibrinolysis

Fibrinous

Hemorrhage

Hematologist

Answer

Correct Answer: Fibrinous

Note: This Question is unanswered, help us to find answer for this one

244. cells produce testosterone while cells regulate sperm development.

Interstitial, epididymal

Interstitial, Sertoli

Epididymal, prostate

Follicular, interstitial

Answer

Correct Answer: Interstitial, Sertoli

Note: This Question is unanswered, help us to find answer for this one

245. The primary fiber type in the highlighted tissue is ________.

The primary fiber type in the highlighted tissue

Highlighted structure is cilia.

The highlighted tissue is perichondrium.

Highlighted fiber type is reticular fibers.

Answer

Correct Answer: The primary fiber type in the highlighted tissue

Note: This Question is unanswered, help us to find answer for this one

246. Neuroendocrine cells of the hypothalamus release _______ into the bloodstream.

Neurotransmitters

Peptides

Hormones

Proteins

Answer

Correct Answer: Hormones

Note: This Question is unanswered, help us to find answer for this one

247. A primary oocyte residing in a primordial follicle becomes a secondary oocyte ________.

In the vesicular follicle

Only if fertilized after ovulation

In the secondary follicle

In the primary follicle

Answer

Correct Answer: In the vesicular follicle

Note: This Question is unanswered, help us to find answer for this one

248. With respect to prenatal development, teratogens _____.

Might survive outside the uterus

Increase the risk of prenatal abnormalities

In need of emergency medical attention

Postpartum depression

Answer

Correct Answer: Increase the risk of prenatal abnormalities

Note: This Question is unanswered, help us to find answer for this one

249. Venous obstruction leads to edema because it ________ pressure.

Increases capillary oncotic

Increases arterial blood

Decreases tissue

Increases capillary hydrostatic

Answer

Correct Answer: Increases capillary hydrostatic

Note: This Question is unanswered, help us to find answer for this one

250. Exercising the muscles changes the ratio of _______ and speeds up weight loss.

Fat to muscle fiber

Protein to muscle fibers

Blood to muscle groups

Oxygen to muscle fiber

Answer

Correct Answer: Fat to muscle fiber

Note: This Question is unanswered, help us to find answer for this one

251. Water will always move from areas to areas, if there are no impermeable barriers.

Hyperosmotic, hyposmotic

Hyposmotic, hyperosmotic

Isosmotic, hyposmotic

Hyperosmotic, isosmotic

Answer

Correct Answer: Hyposmotic, hyperosmotic

Note: This Question is unanswered, help us to find answer for this one

252. The volume in the pump when the pump piston is all the way down represents the _______.

End systolic volume

Grading Policy

Cardiac output

None of these

Answer

Correct Answer: End systolic volume

Note: This Question is unanswered, help us to find answer for this one

253. The long absolute refractory period of cardiocytes _________.

Ensures a short twitch.

Prevents tetanus.

Makes the heart prone to arrhythmias.

None of these

Answer

Correct Answer: Ensures a short twitch.

Note: This Question is unanswered, help us to find answer for this one

254. The amount of plasma that filters into the nephrons is approximately ________ of the total volume.

3/4

90%

1/2

1/5

Answer

Correct Answer: 1/5

Note: This Question is unanswered, help us to find answer for this one

255. The affinity of a receptor for its ligand is a measure of ________.

The alpha subunit separated from the gamma and beta subunit

The strength of binding between ligand and receptor

Epinephrine and norepinephrine equally

Amplify the response of the first messenger

Answer

Correct Answer: The strength of binding between ligand and receptor

Note: This Question is unanswered, help us to find answer for this one

256. In a giant squid physiology experiment, the primary function is to ____.

Saltatory conduction; faster conduction speeds in smaller neurons

Axoplasmic transport; microtubules

Voltmeter; compare the electric charge of the interior with that of the exterior

Golgi apparatus; breakdown of proteins

Answer

Correct Answer: Voltmeter; compare the electric charge of the interior with that of the exterior

Note: This Question is unanswered, help us to find answer for this one

257. Growth factors, such as platelet-derived growth factor, function in _____ signaling.

Autocrine

Paracrine

Endocrine

Contact-dependent

Answer

Correct Answer: Paracrine

Note: This Question is unanswered, help us to find answer for this one

258. In a resting muscle fiber, a ____________ is normally 2.0 to 2.5 micrometers long.

Thin

Thick

Sarcomere

Tension

Answer

Correct Answer: Sarcomere

Note: This Question is unanswered, help us to find answer for this one

259. Chole_____ means the stopping or suppression of bile flow.

Lysis

Tresia

Stasis

Phagia

Answer

Correct Answer: Stasis

Note: This Question is unanswered, help us to find answer for this one

260. For bulk flow across capillary walls, ________.

Fluid runs into lymphatic capillaries that empty into the interstitial space

Hydrostatic pressure of the interstitial space returns fluid to the capillary

Hydrostatic pressure of blood forces nearly protein- free plasma out of the blood into the interstitial space

Osmotic pressure of plasma proteins pulls fluid from the capillary into the interstitial space

Answer

Correct Answer: Hydrostatic pressure of blood forces nearly protein- free plasma out of the blood into the interstitial space

Note: This Question is unanswered, help us to find answer for this one

261. A condition known as ____ exists when a man has an extremely tight foreskin.

Coitus

Prepuce

Priapism

Phimosis

Answer

Correct Answer: Phimosis

Note: This Question is unanswered, help us to find answer for this one

262. Computer-enhanced x-rays are called __________ scans.

TMS

PET

MRI

Answer

Correct Answer: MRI

Note: This Question is unanswered, help us to find answer for this one

263. Elena looks at a banana and realizes that the banana is eat-able. this an example of _____.

Optic flow.

A texture gradient.

An affordance.

Ataxia.

Answer

Correct Answer: An affordance.

Note: This Question is unanswered, help us to find answer for this one

264. Without oxygen, the brain will start to be damaged irreparably in ________ minutes.

2 to 3

1 to 2

8 to 10

4 to 6

Answer

Correct Answer: 4 to 6

Note: This Question is unanswered, help us to find answer for this one

265. Rods are found primarily in , whereas cones are found primarily in .

Peripheral vision; the fovea

On the basilar membrane

Both inner and outer hair cells

None of these

Answer

Correct Answer: Peripheral vision; the fovea

Note: This Question is unanswered, help us to find answer for this one

266. Covering a patient's _________ will significantly minimize radiation heat loss.

Abdomen.

Head.

Extremities.

Chest.

Answer

Correct Answer: Head.

Note: This Question is unanswered, help us to find answer for this one

267. Emotional disgust is to emotional delight as is to .

Blood sugar decrease; blood sugar increase

Right prefrontal cortex activation; left prefrontal cortex activation

Sympathetic nervous system; parasympathetic nervous system

The spillover effect; the facial feedback effect

Answer

Correct Answer: Right prefrontal cortex activation; left prefrontal cortex activation

Note: This Question is unanswered, help us to find answer for this one

268. Cortisol binds to _ receptors and has the effect of blood glucose levels.

Intracellular, raising

Intracellular, lowering

Membrane-bound, raising

Membrane-bound, lowering

Answer

Correct Answer: Intracellular, raising

Note: This Question is unanswered, help us to find answer for this one

269. Correction of hypoxemia is regulated by __________.

A self-amplifying mechanism.

An enzymatic amplification.

A positive feedback loop.

A negative feedback loop.

Answer

Correct Answer: A negative feedback loop.

Note: This Question is unanswered, help us to find answer for this one

270. All editions of the dsm have offered a _____ approach to diagnosis.

Dimensional

Symptom- or criteria-based

Categorical

Multi-axial

Answer

Correct Answer: Categorical

Note: This Question is unanswered, help us to find answer for this one

271. A drop in blood ph will be compensated for by __________.

Excreting fewer hydrogen ions and fewer bicarbonate ions

Excreting fewer hydrogen ions and more bicarbonate ions

Excreting more hydrogen ions and more bicarbonate ions

Excreting more hydrogen ions and fewer bicarbonate ions

Answer

Correct Answer: Excreting more hydrogen ions and fewer bicarbonate ions

Note: This Question is unanswered, help us to find answer for this one

272. A hormone is a and the target cell is ____.

Protein that stimulates other cells; the source of hormone secretions

Regulatory molecule that controls secretions of other cells; a cell that synthesizes hormones

Molecule that has a metabolic effect on another cell; a cell that has receptors for specific hormones

Molecule; a cell that does not have receptors.

None of the above

Answer

Correct Answer: Molecule; a cell that does not have receptors.

Note: This Question is unanswered, help us to find answer for this one

273. A drug that inhibits the action of the enzyme acetylcholinesterase will have the effect of ____.

prolonging the action of acetylcholine at its synapses

decreasing the synthesis of acetylcholine by the presynaptic cell

increasing the synthesis of acetylcholine by the presynaptic cell

decreasing the duration of action of acetylcholine at its synapses

Answer

Correct Answer: prolonging the action of acetylcholine at its synapses

Note: This Question is unanswered, help us to find answer for this one

274. A child's ________ takes up proportionally more space in the pharynx than does an adult's.

Automaticity

Tongue

Pulmonary Arteries

Systolic

Answer

Correct Answer: Tongue

Note: This Question is unanswered, help us to find answer for this one

275. A ________ occurs when a joint is twisted or stretched beyond its normal range of motion.

Strain

Dislocation

Fracture

Sprain

Answer

Correct Answer: Sprain

Note: This Question is unanswered, help us to find answer for this one

276. A _______ is an individual born without receptors for the bitter prop.

Taste nerve fiber

Nontaster

Cross-modality

Social influences

Answer

Correct Answer: Nontaster

Note: This Question is unanswered, help us to find answer for this one

277. "cutting off your nose" would be a section in the _____ plane.

Coronal

Nasal

Median

Transverse

Answer

Correct Answer: Nasal

Note: This Question is unanswered, help us to find answer for this one

278. _____________ determine/s whether an organism will be genetically male or female.

Hormonal, genetic and environmental factors

Prenatal hormone exposure

The egg

The sperm

Answer

Correct Answer: The sperm

Note: This Question is unanswered, help us to find answer for this one

279. _________ is/are generally accepted as a secondary sex characteristic.

Penetrate the egg

Deep arteries

The enlargement of the breasts

Vagina

Answer

Correct Answer: The enlargement of the breasts

Note: This Question is unanswered, help us to find answer for this one

280. ________ refers to all the factors that resist blood flow in the entire circulatory system.

Capillary pressure

Vascular resistance

Total peripheral resistance

Cardiac output

Venous return

Answer

Correct Answer: Total peripheral resistance

Note: This Question is unanswered, help us to find answer for this one

281. A corollary to bilateral symmetry, _______________ is the trend toward larger brains.

Vocalizations

Cephalization

Echinoidea

Amplexus

Answer

Correct Answer: Cephalization

Note: This Question is unanswered, help us to find answer for this one

282. yield about 4 kcal/g when completely oxidized, whereas yield about 9 kcal/g.

Proteins and carbohydrates;fats

Proteins;fats and carbohydrates

Fats;carbohydrates and proteins

Carbohydrates;fats and proteins

Answer

Correct Answer: Proteins and carbohydrates;fats

Note: This Question is unanswered, help us to find answer for this one

283. The abdominal regions lateral to the umbilical region are the ______.

Right and left hypochondriac regions

Epigastric region

Right lumber region

Umbilical region

Answer

Correct Answer: Right lumber region

Note: This Question is unanswered, help us to find answer for this one

284. All epithelial membranes have a layer of __________ underneath them.

Simple tissue

Connective tissue

Genes

Epidermis

Answer

Correct Answer: Connective tissue

Note: This Question is unanswered, help us to find answer for this one

285. Airborne chemicals are most likely to stimulate ________.

Taste receptors for umami

Taste receptors for bitter

Olfactory receptors

Olfactory receptors, taste receptors for umami, and taste receptors for bitter

Answer

Correct Answer: Olfactory receptors

Note: This Question is unanswered, help us to find answer for this one

286. After the release of the mature egg, it is guided by the fimbria into the ___________________.

Uterus.

Vagina.

Fallopian tubes.

Endometrium.

Answer

Correct Answer: Fallopian tubes.

Note: This Question is unanswered, help us to find answer for this one

287. The "resting and digesting" division of the autonomic nervous system is the ________

Parasympathetic division

Sympathetic division

Somatic division

Peripheral nervous system

Answer

Correct Answer: Parasympathetic division

Note: This Question is unanswered, help us to find answer for this one

288. Bone-forming cells are called __________.

Chondrocytes

Neurons

Fibroblasts

Erythrocytes

Osteoblasts

Answer

Correct Answer: Osteoblasts

Note: This Question is unanswered, help us to find answer for this one

289. Bacterial flora in the large intestine do not produce __________.

Pyloric sphincter

Gastric secretion

Small intestine

Intrinsic factor

Answer

Correct Answer: Intrinsic factor

Note: This Question is unanswered, help us to find answer for this one

290. An important characteristic of urine is its specific gravity or density, which is ________.

The same as water

Less than water

Much higher than water

Slightly higher than water

Answer

Correct Answer: Slightly higher than water

Note: This Question is unanswered, help us to find answer for this one

291. An initial assessment finding associated with acute spinal cord injury is _____ the injury.

Pain below the level of

Loss of autonomic reflexes above

Loss of voluntary control below

Hyperactive spinal reflexes below

Answer

Correct Answer: Loss of voluntary control below

Note: This Question is unanswered, help us to find answer for this one

292. Necrotic death of brain tissue usually produces _____ necrosis.

Coagulative

Caseous

Liquefactive

Fat.

Answer

Correct Answer: Liquefactive

Note: This Question is unanswered, help us to find answer for this one

293. Lipophilic hormones are transported in blood and bind to receptors located .

Bound to carrier proteins : inside the target cell

Bound to the mitochondria until released

Immediately capable of diffusing across the membrane

Bound to albumin until released from the cell

Answer

Correct Answer: Bound to carrier proteins : inside the target cell

Note: This Question is unanswered, help us to find answer for this one

294. The ion that controls the widest variety of intracellular activities is __________.

Sodium.

Chloride.

Calcium.

Potassium.

Answer

Correct Answer: Calcium.

Note: This Question is unanswered, help us to find answer for this one

295. With adh added but in the absence of aldosterone, _______.

Urine volume decreased

The potassium concentration increased

The potassium concentration increased and urine volume decreased

The potassium concentration decreased and urine volume decreased

The potassium concentration decreased

Answer

Correct Answer: The potassium concentration increased and urine volume decreased

Note: This Question is unanswered, help us to find answer for this one

296. When you walk up the stairs, your hip and knee joints __________ to lift your body weight.

Abduct

Protract

Extend

Flexion

Answer

Correct Answer: Extend

Note: This Question is unanswered, help us to find answer for this one

297. When vagus nerve stimulation was applied to the frog heart, _______.

The SA node

The heart rate would increase.

The hypothalamus

The parasympathetic branch

Answer

Correct Answer: The heart rate would increase.

Note: This Question is unanswered, help us to find answer for this one

298. When the voltage of a plasma membrane shifts from +35mv towards 0 mv, the cell is __________.

Repolarizes

Nervous tissue

Cartilage

Epithelial

Answer

Correct Answer: Repolarizes

Note: This Question is unanswered, help us to find answer for this one

299. When the radius of the airway was decreased, _______.

Residual volume decreased

Residual volume decreased and expiratory reserve volume decreased

Tidal volume increased

Vital capacity increased

Expiratory reserve volume decreased

Answer

Correct Answer: Expiratory reserve volume decreased

Note: This Question is unanswered, help us to find answer for this one

300. Unlike ____, outlines can be non-regular in shape.

Margins

Boxes

Borders

Shapes

Answer

Correct Answer: Borders

Note: This Question is unanswered, help us to find answer for this one

301. The stoppage of blood loss, or __________, is very important to the maintenance of homeostasis.

Hemostasis

Erythrocytosis

Coagulation

Thrombus

Answer

Correct Answer: Hemostasis

Note: This Question is unanswered, help us to find answer for this one

302. The spinal tract that unconsciously maintains balance and muscle tone is the ________ tract.

Vestibulospinal

Lateral corticospinal

Anterior corticospinal

Rubrospinal

Answer

Correct Answer: Vestibulospinal

Note: This Question is unanswered, help us to find answer for this one

303. The intracellular protein ________ binds calcium ion. this complex can then activate enzymes.

Calmodulin.

Parathyroid hormone.

Glucocorticoids

Antagonists

Answer

Correct Answer: Calmodulin.

Note: This Question is unanswered, help us to find answer for this one

304. The hallucinogenic effects of lsd are mainly attributed to its stimulation of _______ receptors.

Serotonin

Glutamate

Cannabinoid

None of these

Answer

Correct Answer: Serotonin

Note: This Question is unanswered, help us to find answer for this one

305. The ________ nerve is not a branch of the trigeminal nerve.

Ophthalmic

Maxillary

Mandibular

Cervical

Answer

Correct Answer: Cervical

Note: This Question is unanswered, help us to find answer for this one

306. Sensory adaptation is apparent when _____.

A person is no longer aware of a heavy necklace that was put on earlier in the day

Quadriceps muscle ... spinal cord ... hamstring muscle

Savory and delicious sensation on the tongue

None of these

Answer

Correct Answer: A person is no longer aware of a heavy necklace that was put on earlier in the day

Note: This Question is unanswered, help us to find answer for this one

307. Nerve fibers are insulated from one another by __________.

The viscera

Endoneurium

Bones and muscles

Proprioceptors

Answer

Correct Answer: Endoneurium

Note: This Question is unanswered, help us to find answer for this one

308. Negative feedback inhibition occurs when __________.

Thyroid hormone (TH) targets the anterior pituitary.

Larger; no nervous

Pineal gland

Adrenal cortex; aldosterone

Answer

Correct Answer: Thyroid hormone (TH) targets the anterior pituitary.

Note: This Question is unanswered, help us to find answer for this one

309. Most body water intake is from , whereas most body water lost is via .

Respiratory acidosis

Drinking; urine

ADH release is inhibited

It exchanges K+ for Na+.

Answer

Correct Answer: Drinking; urine

Note: This Question is unanswered, help us to find answer for this one

310. Low levels of _____ in the female embryo allow the normal development of female sex organs.

Estradiols

Progesterones

Estrogens

Androgens.

Answer

Correct Answer: Androgens.

Note: This Question is unanswered, help us to find answer for this one

311. A triglyceride + globulin complex is termed a(n) __________.

Apolipoprotein

Metalloprotein

Steroid-

Lipoprotein.

Answer

Correct Answer: Lipoprotein.

Note: This Question is unanswered, help us to find answer for this one

312. The section shown in (c) results from cutting through a _____ plane extending through the brain?

Oblique.

Midsagittal.

Frontal.

Sagittal

Answer

Correct Answer: Frontal.

Note: This Question is unanswered, help us to find answer for this one

313. The achilles tendon attaches the to the .

Gastrocnemius muscle; calcaneus

Sternocleidomastoid muscle; clavicle

Platysma muscle; jawbone

Biceps muscle; metacarpals

Answer

Correct Answer: Gastrocnemius muscle; calcaneus

Note: This Question is unanswered, help us to find answer for this one

314. With cross site scripting, attackers can inject malicious ____. (choose all that apply)

JavaScript

HTML

VBScript

Plus

Answer

Correct Answer: Plus

Note: This Question is unanswered, help us to find answer for this one

315. Trauma to the __________ lobe of the brain would likely result in visual disturbances.

Occipital

Parietal

Frontal

Tempora

Answer

Correct Answer: Occipital

Note: This Question is unanswered, help us to find answer for this one

316. Clusters of neuron cell bodies in the pns are called _____.

Neuromas

Axons

Ganglia

Nuclei

Answer

Correct Answer: Ganglia

Note: This Question is unanswered, help us to find answer for this one

317. For good health, it is important to include ______ in our diets.

Fructose

Monosaccharides

Disaccharides

Polysaccharides

Answer

Correct Answer: Polysaccharides

Note: This Question is unanswered, help us to find answer for this one

318. Chemotherapy uses __________ to destroy cancer cells.

Radiation

Hormones

Drugs

Surgery

Answer

Correct Answer: Drugs

Note: This Question is unanswered, help us to find answer for this one

319. A muscle spindle is an example of a(n) ________.

Follicle

Stretch

Proprioceptor

Conjunctiva

Answer

Correct Answer: Proprioceptor

Note: This Question is unanswered, help us to find answer for this one

320. Sponge cells capture nutrients in the form of by the process of .

Food particles; endocytosis

Macromolecules; diffusion and active transport

Macromolecules; endocytosis

Micromolecules; diffusion and active transport

Answer

Correct Answer: Food particles; endocytosis

Note: This Question is unanswered, help us to find answer for this one

321. If gastrulation was blocked by an environmental toxin, then _____.

Cleavage would not occur in the zygote.

Embryonic germ layers would not form

Fertilization would be blocked.

The blastula would not be formed.

Answer

Correct Answer: Embryonic germ layers would not form

Note: This Question is unanswered, help us to find answer for this one

322. Despite their participation in warrior sports, greek athletes were poor __________.

Soldiers

Puritans

Autotelic

All of these

Answer

Correct Answer: Soldiers

Note: This Question is unanswered, help us to find answer for this one

323. Soft drinks and facial tissues are examples of _____.

Durable

Nondurable

Virtual

Nondegradable

Answer

Correct Answer: Nondurable

Note: This Question is unanswered, help us to find answer for this one

324. Sensory neurons that adapt quickly are called ________ receptors.

Phasic

Tonic

Intracellular

Chemical-channel

Answer

Correct Answer: Phasic

Note: This Question is unanswered, help us to find answer for this one

325. Blood consists of a matrix of plasma and cells; blood is a subtype of ______ tissue.

Epithelial

Connective

Muscle

Nerve

Answer

Correct Answer: Connective

Note: This Question is unanswered, help us to find answer for this one

326. At a(n) ________ synapse, a neurotransmitter is released to stimulate the postsynaptic membrane.

Electrical

Cell

Chemical

Osmotic

Answer

Correct Answer: Chemical

Note: This Question is unanswered, help us to find answer for this one

327. Aortic valve stenosis is characterized by _______.

Thickening of the myocardium

Narrowing of the aortic semilunar valve

Increased resistance to blood flow

Increased resistance to blood flow, thickening of the myocardium and narrowing of the aortic semilunar valve

Answer

Correct Answer: Increased resistance to blood flow, thickening of the myocardium and narrowing of the aortic semilunar valve

Note: This Question is unanswered, help us to find answer for this one

328. An oblique cut is one that is cut ________.

Perpendicular to vertical and horizontal planes

Horizontally superior and inferior

Vertically right and left

Diagonally between vertical and horizontal planes

Answer

Correct Answer: Diagonally between vertical and horizontal planes

Note: This Question is unanswered, help us to find answer for this one

329. Adjustment to low light conditions is primarily facilitated by changes in __________ concentration.

Rod

Vitamin

Cone

Rhodopsin

Answer

Correct Answer: Rhodopsin

Note: This Question is unanswered, help us to find answer for this one

330. A stent is a cylindrical wire mesh that surrounds an _____.

Anastomosis

Aneurysm

Angioplasty balloon

Atrial node

Answer

Correct Answer: Angioplasty balloon

Note: This Question is unanswered, help us to find answer for this one

331. If a boy was standing on his head, his mouth would be ___ to his nose.

Inferior

Superior

Lateral

Medial

Answer

Correct Answer: Inferior

Note: This Question is unanswered, help us to find answer for this one

332. Growth of the uterus during pregnancy is accomplished by _________ of its smooth muscle.

Neither hypertrophy nor hyperplasia

Both hypertrophy and hyperplasia

Hypertrophy but not hyperplasia

Hyperplasia but not hypertrophy

Answer

Correct Answer: Both hypertrophy and hyperplasia

Note: This Question is unanswered, help us to find answer for this one

333. Carbohydrates and proteins are built up from their basic building blocks by the ________.

Removal of a nitrogen atom between each two units

Addition of a water molecule between each two units

Removal of a water molecule between each two units

Addition of a carbon atom between each two units

Answer

Correct Answer: Removal of a water molecule between each two units

Note: This Question is unanswered, help us to find answer for this one

334. A(n) __________would not involve damage to the structures that comprise the skeletal system.

Fracture involving the growth plate

Erosion of the articular cartilage

Tear of the anterior cruciate ligament

Ruptured calcaneal (Achilles) tendon

Answer

Correct Answer: Ruptured calcaneal (Achilles) tendon

Note: This Question is unanswered, help us to find answer for this one

335. A __________ contains the necessary information for the production of a molecule of rna.

Genome

Gene

Nucleotide

Genetic code

Codon

Answer

Correct Answer: Gene

Note: This Question is unanswered, help us to find answer for this one

336. _________________ are the simplest body structures considered alive.

Organ systems

Organs

Cells

Organelles

Answer

Correct Answer: Cells

Note: This Question is unanswered, help us to find answer for this one

337. This area of the endoplasmic reticulum indicated by the red arrow is involved in __________.

Lysosomes

Storage of cellular nutrients

Mitochondria

Synthesizing, modifying, and packaging proteins

Answer

Correct Answer: Synthesizing, modifying, and packaging proteins

Note: This Question is unanswered, help us to find answer for this one

338. The viscosity of blood is due more to the presence of __________ than to any other factor.

Basophils

Neutrophils

Lymphocytes

Erythrocytes

Answer

Correct Answer: Erythrocytes

Note: This Question is unanswered, help us to find answer for this one

339. Glucose remains in the bloodstream as a result of _______.

Diabetes insipidus

Type 1 diabetes mellitus

Type 1 diabetes mellitus and diabetes insipidus

Type 2 diabetes mellitus

Type 1 and type 2 diabetes mellitus

Answer

Correct Answer: Type 1 and type 2 diabetes mellitus

Note: This Question is unanswered, help us to find answer for this one

340. Viscosity and osmolarity will both increase if the amount of ____________ in the blood increases.

Protein and water

Prostacyclin

Erythrocytes and protein

Heme groups in hemoglobin

Answer

Correct Answer: Erythrocytes and protein

Note: This Question is unanswered, help us to find answer for this one

341. The upper midportion of the abdomen is called the ____region.

Thoracic cavity

Epigastric region

Umbilical region

Right lumbar

Answer

Correct Answer: Epigastric region

Note: This Question is unanswered, help us to find answer for this one

342. The additive effects of growth hormone (gh) and glucocorticoids illustrate the __________.

Synergistic effect

Permissive effect

Integrative effect

Antagonistic effec

Answer

Correct Answer: Synergistic effect

Note: This Question is unanswered, help us to find answer for this one

343. The actions of the extensor carpi radialis brevis are localized to the __________.

Elbow

Radius

Ulna

Wrist

Answer

Correct Answer: Wrist

Note: This Question is unanswered, help us to find answer for this one

344. Cell division is stimulated by and suppressed by .

Mitosis; cytokinesis

Mitosis; contactinhibition

Cell size; cytokinesis

Growth factors; contact inhibition

Answer

Correct Answer: Growth factors; contact inhibition

Note: This Question is unanswered, help us to find answer for this one

345. An atom with an atomic number of 10 and a mass number of 24 would have ________.

14 electrons

14 neutrons

10 neutrons

24 protons

Answer

Correct Answer: 14 neutrons

Note: This Question is unanswered, help us to find answer for this one

346. The sternum is _________ to the vertebrae:

Eccentric

Calf raise

None of these

Answer

Correct Answer: Anterior

Note: This Question is unanswered, help us to find answer for this one

347. The group that needs the most sleep during a 24-hour cycle is __________.

Senior citizens.

Adults.

Adolescents.

Infants.

Answer

Correct Answer: Infants.

Note: This Question is unanswered, help us to find answer for this one

348. A surge in __________ directly triggers ovulation.

Progesterone

Estrogen

Follicle-Stimulating Hormone (FSH)

Luteinizing Hormone (LH)

Answer

Correct Answer: Luteinizing Hormone (LH)

Note: This Question is unanswered, help us to find answer for this one

349. A(n) ________ is a printed record of the brain's electrical activity over a period of time.

Hypothalamus

Medulla oblongata

Electroencephalogram

Blood brain barrier

Answer

Correct Answer: Electroencephalogram

Note: This Question is unanswered, help us to find answer for this one

350. A patient is diagnosed with leukocytosis if they have more than __________ wbcs/l.

10,000

1,000

100,000

50,000

Answer

Correct Answer: 10,000

Note: This Question is unanswered, help us to find answer for this one

351. The ____ pathway conducts signals from the front and sides of the tongue to the brain.

Greater petrosal

Chorda tympani

Tensor tympani

Lingual nerve

Answer

Correct Answer: Chorda tympani

Note: This Question is unanswered, help us to find answer for this one

352. Each time the heart contracts, the surge of blood can be felt as a ________.

Pulse

Blood pressure

Muscular twitch.

All of the above.

Answer

Correct Answer: Pulse

Note: This Question is unanswered, help us to find answer for this one

353. Dna profiling is based on the slight differences that occur in ____ in the human genome.

Short tandem repeats

Reverse transcriptase

Resistance to insects

None of these

Answer

Correct Answer: Short tandem repeats

Note: This Question is unanswered, help us to find answer for this one

354. Current estimates indicate that ________ % of the human genome is translated into protein.

Less than 0.5%

Roughly 1.5%

Roughly 10%

Roughly 25%

Answer

Correct Answer: Roughly 1.5%

Note: This Question is unanswered, help us to find answer for this one

355. Each 100 ml of blood leaving the alveolar capillaries carries away roughly ________ ml of oxygen.

10.

20.

30.

Answer

Correct Answer: 20.

Note: This Question is unanswered, help us to find answer for this one

356. During the healing of a bone fracture, a hard callus is formed by ___________.

Osteoclasts

Osteoblasts

Osteocytes

Fibroblasts

Answer

Correct Answer: Osteoblasts

Note: This Question is unanswered, help us to find answer for this one

357. During leukopoiesis, neutrophils are derived from __________.

Proerythroblasts

Lymphoblast

Myeloblasts

Monoblasts

Answer

Correct Answer: Myeloblasts

Note: This Question is unanswered, help us to find answer for this one

358. During inflammation, __________ may be released and act as a vasodilator.

Histamine

Vessel radius

Capillaries

None of these

Answer

Correct Answer: Histamine

Note: This Question is unanswered, help us to find answer for this one

359. During fetal development, the vagina forms from the _________ sinus.

Mesoderm

Urogenital

Mesonephric

Ducts

Answer

Correct Answer: Urogenital

Note: This Question is unanswered, help us to find answer for this one

360. During exercise, the amount of ____________ carried in the blood to the muscles increases.

Oxygen

Carbon dioxide

Energy

Calories

Answer

Correct Answer: Oxygen

Note: This Question is unanswered, help us to find answer for this one

361. During exercise, blood is shifted from the __________ into systemic circulation.

Heart skeletal

Muscles

Veins

Arteries.

Answer

Correct Answer: Veins

Note: This Question is unanswered, help us to find answer for this one

362. During an otoscopic examination, the _____ can be visualized.

Pinna

Cochlea

Tympanic membrane

Stapes.

Answer

Correct Answer: Tympanic membrane

Note: This Question is unanswered, help us to find answer for this one

363. During an acute asthma attack, the obstruction is caused by _______.

A spasm of the diaphragm

Destruction of the walls of the alveoli

Bronchiole smooth muscle spasms

Loss of elastic recoil

Answer

Correct Answer: Bronchiole smooth muscle spasms

Note: This Question is unanswered, help us to find answer for this one

364. During a normal night's sleep, a person typically experiences about _____ of nrem and rem sleep.

2 Cycles

3 Cycles

4 Cycles

5 Cycles

Answer

Correct Answer: 5 Cycles

Note: This Question is unanswered, help us to find answer for this one

365. Dilating arterioles in a specific tissue will cause __________.

Increases local perfusion

Decreases local perfusion

Remain same

All of these

Answer

Correct Answer: Increases local perfusion

Note: This Question is unanswered, help us to find answer for this one

366. Damage to the ____________ will likely result in a personality change or disorder.

Broca's area

Frontal association area

General sensory functions, such as touch and taste

Neurulation

Answer

Correct Answer: Frontal association area

Note: This Question is unanswered, help us to find answer for this one

367. Water channels in cell membranes formed by __________ are a result of adh signaling in the kidneys.

Aquaporins

Exocytosis

Filtration

Osmosis

Answer

Correct Answer: Aquaporins

Note: This Question is unanswered, help us to find answer for this one

368. Voluntary motor impulses leave the spinal cord via the _________ of gray matter.

Anterior horn

Posterior horn

Anterior column

Posterior column

Answer

Correct Answer: Anterior horn

Note: This Question is unanswered, help us to find answer for this one

369. The detoxifies ammonia, producing , which is excreted by the __.

Urinary system; urine; kidneys

Urinary system; urea; liver

Liver; carbon dioxide; respiratory system

Liver; urea; kidneys

Answer

Correct Answer: Liver; urea; kidneys

Note: This Question is unanswered, help us to find answer for this one

370. Regeneration within the cns ________.

Is prevented due to growth-inhibiting proteins of oligodendrocytes

Ganglia associated with afferent nerve fibers contain cell bodies of sensory neurons.

Characterized by paralysis of facial muscles

None of these

Answer

Correct Answer: Is prevented due to growth-inhibiting proteins of oligodendrocytes

Note: This Question is unanswered, help us to find answer for this one

371. Nonsteroid hormones cause _________________ in their target cells.

Cyclic AMP to become ATP

Cyclic AMP to be decomposed

Activation of adenylate cyclase

Inactivation of adenylate cyclase

Breakdown of ADP

Answer

Correct Answer: Activation of adenylate cyclase

Note: This Question is unanswered, help us to find answer for this one

372. Changes in cerebrospinal fluid ph are detected by __________.

Thermoreceptors

Chemoreceptors

Nociceptors

Mechanoreceptors

Proprioceptors.

Answer

Correct Answer: Chemoreceptors

Note: This Question is unanswered, help us to find answer for this one

373. ________ = respiratory rate (tidal volume - anatomic dead space)

The Intrapulmonary Pressure

Pleural space

Intrapleural Pressure

External respiration

Anatomic dead space

Answer

Correct Answer: External respiration

Note: This Question is unanswered, help us to find answer for this one

374. While a neuron membrane is depolarizing its __________.

Chloride gates are partially open

Chloride gates are fully open

Potassium gates are fully open

Sodium gates are partially open

Sodium gates are fully open

Answer

Correct Answer: Sodium gates are fully open

Note: This Question is unanswered, help us to find answer for this one

375. When the kidney fails to excrete urine, __________ has occurred.

Rosenblum

Endometri

Lacta Multi

Renal Failure

Answer

Correct Answer: Renal Failure

Note: This Question is unanswered, help us to find answer for this one

376. When doing a pushup, your shoulders __________ as your body is pushed upward.

Protract

Retract

Supinate

Hyperextend

Elevate

Answer

Correct Answer: Protract

Note: This Question is unanswered, help us to find answer for this one

377. When ca2+ concentration in the blood becomes lower than normal, __________.

Parathyroid hormone is released

Bone remodeling

At the epiphyseal plates

A deficiency of vitamin D

Answer

Correct Answer: Parathyroid hormone is released

Note: This Question is unanswered, help us to find answer for this one

378. Some states supplement the ________ with the "irresistible impulse test."

M'Naghten Rule

Brawner Rule

ALI Rule

Durham Rule

NGRI

Answer

Correct Answer: M'Naghten Rule

Note: This Question is unanswered, help us to find answer for this one

379. The injection of tsh resulted in goiter in _______.

The hypophysectomized rat

The normal rat

The thyroidectomized rat

The normal rat and the hypophysectomized

Answer

Correct Answer: The normal rat and the hypophysectomized

Note: This Question is unanswered, help us to find answer for this one

380. All visual pigments contain derived from .

Retinal; vitamin D

Retinal; vitamin A

Rhodopsin; vitamin D

Rhodopsin; vitamin A

Answer

Correct Answer: Retinal; vitamin A

Note: This Question is unanswered, help us to find answer for this one

381. The body utilizes ___________ oxygen when metabolizing carbohydrate compared to fat.

Less

Lower

Greater

Answer

Correct Answer: Less

Note: This Question is unanswered, help us to find answer for this one

382. One of the organic substances not normally excreted by the kidney is __________.

Uric acid

Glucose

Urea

Creatinine

Answer

Correct Answer: Glucose

Note: This Question is unanswered, help us to find answer for this one

383. The testes reside in the ________.

Scrotum

Deferens

Ampulla

Epididymis

Answer

Correct Answer: Scrotum

Note: This Question is unanswered, help us to find answer for this one

384. The brachioradialis, brachialis, and biceps brachii muscles combine to _____ the forearm.

Flex

Lateral

Extend

Abduct

Answer

Correct Answer: Flex

Note: This Question is unanswered, help us to find answer for this one

385. Conduction of an action potential along the sarcolemma depends upon ___________.

Diffusion of sodium ions through voltage-gated channels

Motor unit

Cross bridges

Tendons; aponeuroses

Answer

Correct Answer: Diffusion of sodium ions through voltage-gated channels

Note: This Question is unanswered, help us to find answer for this one

386. A/an _____ is a relatively rare, life-threatening condition caused by exaggerated hyperthyroidism.

Thyroid storm

Insulin resistance

Polyphagia

Fructosamine

Answer

Correct Answer: Thyroid storm

Note: This Question is unanswered, help us to find answer for this one

387. The _____ are gamete-producing glands.

Hormones

Gamete

Gonads

Testosterone

Answer

Correct Answer: Gonads

Note: This Question is unanswered, help us to find answer for this one

388. Also known as nephrorrhaphy, a _____ is the surgical fixation of a floating kidney.

Nephroptosis

Nephropexy

Nephropathy

Pyelotomy

Answer

Correct Answer: Nephropexy

Note: This Question is unanswered, help us to find answer for this one

389. Anesthetics administered into the epidural space are advantageous because __________.

The patient experiences both sensory loss and paralysis temporarily

The effect is localized and only sensory

The effects are long lasting, even with just a single injection

The effect can easily be carried throughout the spinal cord region by way of cerebrospinal fluid

Answer

Correct Answer: The effect is localized and only sensory

Note: This Question is unanswered, help us to find answer for this one

390. The joint between the l2 and l3 vertebrae is a __________.

Synostosis

Gomphosis

Synchondrosis

Symphysis

Syndesmosis

Answer

Correct Answer: Symphysis

Note: This Question is unanswered, help us to find answer for this one

391. Ultraviolet light causes production of vitamin d3 in the cells of the __________.

Hypodermis

Dermis

EpidermisUl

Traviolet light causes vitamin D3 production in all of these areas.

Answer

Correct Answer: EpidermisUl

Note: This Question is unanswered, help us to find answer for this one

392. The cells of stratum corneum were initially produced in the __________.

A.stratum lucidum

Stratum spinosum

Stratum granulosum

Stratum germinativum

Answer

Correct Answer: Stratum germinativum

Note: This Question is unanswered, help us to find answer for this one

393. The largest folds in the small intestine are the __________.

Circular folds (plicae circulares)

Villi

Haustra

Microvilli

Answer

Correct Answer: Circular folds (plicae circulares)

Note: This Question is unanswered, help us to find answer for this one

394. Electrical stimulation of the brain (esb) is used mostly on __________.

Plants

Humans

Animals

Inanimate objects

Answer

Correct Answer: Animals

Note: This Question is unanswered, help us to find answer for this one

395. A(n) __________ monitors blood flow and oxygen consumption in the brain.

MRI

TMS

FMRI

Answer

Correct Answer: FMRI

Note: This Question is unanswered, help us to find answer for this one

396. The sympathetic pathway has preganglionic fibers and postganglionic fibers.

Short; long

Short; short

Long; long

Thoracic and lumbar

Answer

Correct Answer: Short; long

Note: This Question is unanswered, help us to find answer for this one

397. The kidneys attempt to increase hemoglobin levels in the body by the release of ________.

Respiration

Hematocrit

Hemoglobin

Erythropoitin

Answer

Correct Answer: Erythropoitin

Note: This Question is unanswered, help us to find answer for this one

398. Consuming alcohol inhibits the release of adh. as a result __________.

Urine volume will increase.

There will be more aquaporins in the membrane of cells from the distal convoluted tubule.

Obligatory water reabsorption will decrease.d.urine is more concentrated

None of this

Answer

Correct Answer: Urine volume will increase.

Note: This Question is unanswered, help us to find answer for this one

399. The pituitary gland is housed in the ________.

Vomer

Sinuses of the ethmoid

Sella turcica of the sphenoid

Foramen lacerum

Answer

Correct Answer: Sella turcica of the sphenoid

Note: This Question is unanswered, help us to find answer for this one

400. The cerebellum aids in maintenance of __________.

Speech

Emotional behavior

Balance and posture

Visual acuity

Binocular vision

Answer

Correct Answer: Balance and posture

Note: This Question is unanswered, help us to find answer for this one

401. Changes called male climacteric are a consequence of a(n) __________.

Decreased secretion of testosterone

Luteinizing hormone (lh); testosterone

Penetrate barriers surrounding the ovum

Spermatids; spermatozoa

Answer

Correct Answer: Decreased secretion of testosterone

Note: This Question is unanswered, help us to find answer for this one

402. During climacteric, women secrete __________.

Less estrogen and progesterone

Uterine tube

Estradiol and progesterone

All of this

Answer

Correct Answer: Less estrogen and progesterone

Note: This Question is unanswered, help us to find answer for this one

403. Cushing's syndrome and aldosteronism have the same effects on ______.

Blood pressure

Gluconeogenesis

Plasma glucose levels

All of the listed responses are correct

Answer

Correct Answer: Blood pressure

Note: This Question is unanswered, help us to find answer for this one

404. Spinal nerves from the sacral region of the cord innervate the ________ muscles.

Thigh

Leg

Arm

Neck

Answer

Correct Answer: Leg

Note: This Question is unanswered, help us to find answer for this one

405. Muscles of the neck and shoulder are innervated by spinal nerves from the ________ region.

Cervical

Thoracic

Lumbar

Sacral

Coccygeal

Answer

Correct Answer: Cervical

Note: This Question is unanswered, help us to find answer for this one

406. extracapsular ligaments stabilizing the knee include ________.

The patellar ligament extending from femur to patella

Cruciate ligaments, which help secure the articulating bones together

Lateral and medial collateral ligaments preventing lateral or medial angular movements

The oblique popliteal crossing the knee anteriorly

Answer

Correct Answer: Lateral and medial collateral ligaments preventing lateral or medial angular movements

Note: This Question is unanswered, help us to find answer for this one

407. Hypercalcemia could cause ______.

Aorta

Isovolumetric contraction phase

Prolonged t-wave

Smooth muscle

Answer

Correct Answer: Prolonged t-wave

Note: This Question is unanswered, help us to find answer for this one

408. Abnormal glucocorticoid production by the adrenal glands results in __________.

Inhibited by the peripheral hormone it controls

Partial or complete blindness

Estrogens, inhibin, and progesterone

Addison disease and Cushing disease

Answer

Correct Answer: Addison disease and Cushing disease

Note: This Question is unanswered, help us to find answer for this one

409. The supraventricular arrhythmias do not include arrhythmias generated in the _____.

Atrioventricular node

Junctional tissue

Sinoatrial node

Ventricular conduction system

Answer

Correct Answer: Ventricular conduction system

Note: This Question is unanswered, help us to find answer for this one

410. As a result of the non-selectivity of the kidney's filtration of small molecules, _____.

Useful substances must be selectively reabsorbed

Size ... charge

Active transport

Increases

Answer

Correct Answer: Useful substances must be selectively reabsorbed

Note: This Question is unanswered, help us to find answer for this one

411. During middle age, fibrous tissue within sutures ossifies, leaving closed sutures called ______.

Synchondroses

Synostoses

Syndesmoses

Synovial

Answer

Correct Answer: Synostoses

Note: This Question is unanswered, help us to find answer for this one

412. A condition called _______ is when blood p(co2) decreases below normal levels.

Hypocapnia

Alveolar ducts

Functional residual

Smooth muscle

Answer

Correct Answer: Hypocapnia

Note: This Question is unanswered, help us to find answer for this one

413. Disuse of the joints ____________ which hastens stiffening.

Causes injuries

Causes arthritis

Causes cancer

Hampers blood flow

Degenerates cartilage

Answer

Correct Answer: Hampers blood flow

Note: This Question is unanswered, help us to find answer for this one

414. The smell of croissants in a bakery would trigger the __________ phase of gastric secretion.

Cephalic

Intestinal

Gastric

Esophageal

Answer

Correct Answer: Cephalic

Note: This Question is unanswered, help us to find answer for this one

415. The small, peglike projections of the tongue's surface are called ________.

Retina

Vestibule

Papillae

Semicircular canals

Answer

Correct Answer: Papillae

Note: This Question is unanswered, help us to find answer for this one

416. The skin and its derivatives (nails, glands, and hairs) form the ________.

Integumentary system

Endocrine system

Skeletal system

Immune system

Lymphatic system

Answer

Correct Answer: Integumentary system

Note: This Question is unanswered, help us to find answer for this one

417. The signals that control your handwriting travel down the spinal cord in the _________ tracts.

Tectospinal

Corticospinal

Lateral vestibulospinal

Medial vestibulospinal

Spinocerebellar

Answer

Correct Answer: Corticospinal

Note: This Question is unanswered, help us to find answer for this one

418. The recoil of _________ helps to keep blood flowing during ventricular relaxation.

Continuous capillaries

Vascular shock

Elastic arteries

Vein

Answer

Correct Answer: Continuous capillaries

Note: This Question is unanswered, help us to find answer for this one

419. The quadriceps femoris is composed of three "vastus" muscles and the ________.

The vastus lateralis

Vastus intermedius

Gluteus maximus

Rectus femoris

Answer

Correct Answer: Rectus femoris

Note: This Question is unanswered, help us to find answer for this one

420. The primary bile salts are synthesized from _______ by hepatocytes lining the bile canaliculi.

Lecithin

Fatty acids

Cholesterol

Testosterone

Answer

Correct Answer: Cholesterol

Note: This Question is unanswered, help us to find answer for this one

421. The partial pressure of oxygen that stimulates the respiratory areas is ___ of normal.

75%

50%

60%

100%

Answer

Correct Answer: 50%

Note: This Question is unanswered, help us to find answer for this one

422. The partial or complete severing of the corpus callosum occurs during __________ surgery.

Mapping brain

Hemisphere brain

Complete brain

Split-brain

Answer

Correct Answer: Split-brain

Note: This Question is unanswered, help us to find answer for this one

423. The name orbicularis oris means "__________."

Circular muscle in the mouth area

Generate muscle tension

Voluntary muscle contractions

None of these

Answer

Correct Answer: Circular muscle in the mouth area

Note: This Question is unanswered, help us to find answer for this one

424. The hormone epinephrine causes opposite effects in two populations of target cells because _____.

Epinephrine can only reach target cells in adipose tissue, as it is fat-soluble

The chemical form of epinephrine released by neurons is different from the epinephrine released by endocrine cells

Epinephrine activates biochemical pathways in one set of target cells but works only by changing gene expression in the other set of target cells

Epinephrine crosses the membrane on one set of target cells but binds to membrane-bound receptors in the other set of target cells

Each set of target cells has different receptor-transduction mechanisms

Answer

Correct Answer: Each set of target cells has different receptor-transduction mechanisms

Note: This Question is unanswered, help us to find answer for this one

425. The gastrointestinal microbiome is comprised primarily of ____.

bacteria

Viruses

probiotics

villi

mucosa

Answer

Correct Answer: bacteria

Note: This Question is unanswered, help us to find answer for this one

426. The bronchioles have walls dominated by __________.

Smooth muscle

Voluntary muscle

Skeletal muscle

Cardiac muscle

Answer

Correct Answer: Smooth muscle

Note: This Question is unanswered, help us to find answer for this one

427. The active movement of ions and drugs from capillaries into tubules is called ___________.

Secretion

Reabsorption

Filtration

Excretion

Answer

Correct Answer: Secretion

Note: This Question is unanswered, help us to find answer for this one

428. The ability of sperm cells to move along the ductus deferens is due to ________.

Gravity

Peristaltic contractions

Enzymatic activity

Hormonal action

Answer

Correct Answer: Peristaltic contractions

Note: This Question is unanswered, help us to find answer for this one

429. The __________ is not part of the tibiofemoral joint.

Posterior tibiofibular ligament

Lateral meniscus

Tibial (medial) collateral ligament

Fibular (lateral) collateral ligament

Anterior cruciate ligament (ACL)

Answer

Correct Answer: Posterior tibiofibular ligament

Note: This Question is unanswered, help us to find answer for this one

430. The _________ deepens the socket of the hip joint and helps stabilize the joint.

Glenoid labrum

Articular cartilage

Acetabular labrum

Articular capsule

Answer

Correct Answer: Acetabular labrum

Note: This Question is unanswered, help us to find answer for this one

431. Synarthrotic joints ________

Are found only in adults

Have large joint cavities

Are immovable joints

Characterize all cartilaginous joints

Answer

Correct Answer: Are immovable joints

Note: This Question is unanswered, help us to find answer for this one

432. Spinal nerves exiting the cord from the level of l4 to s4 form the ________.

Thoracic plexus

Lumbar plexus

Femoral plexus

Sacral plexus

Answer

Correct Answer: Sacral plexus

Note: This Question is unanswered, help us to find answer for this one

433. Rick quickly pulled his hand away from the hot stove. this reflex is best known as a(n) ________.

Nee-jerk reflex

Withdrawal reflex

Autonomic reflex

Patellar reflex

Two-neuron reflex

Answer

Correct Answer: Withdrawal reflex

Note: This Question is unanswered, help us to find answer for this one

434. Kyphosis is a(n) __________ in the outward curvature of the thoracic spine as viewed from the side.

To secrete

Blood cells

Abnormal lateral

Abnormal increase

Answer

Correct Answer: Abnormal increase

Note: This Question is unanswered, help us to find answer for this one

435. Interstitial cells surrounding seminiferous tubules produce testosterone in response to __________.

GnRH

FSH

A high protein diet and exercise

Answer

Correct Answer: LH

Note: This Question is unanswered, help us to find answer for this one

436. In ovulation, after expelling the oocyte the follicle becomes a and secretes .

Corpus luteum, estrogen and progesterone

Cyclic changes in the uterus determined by shifting hormonal changes

Cortex of the ovary

None of these

Answer

Correct Answer: Corpus luteum, estrogen and progesterone

Note: This Question is unanswered, help us to find answer for this one

437. Hemorrhage would lead to a preload and therefore cardiac output.

Increased; decreased

Decreased; increased

Decreased; decreased

Increased; increased

Answer

Correct Answer: Decreased; decreased

Note: This Question is unanswered, help us to find answer for this one

438. Eyes and ears are innervated by _________ fibers.

Sciatic

Visceral

Special

Somatic

Answer

Correct Answer: Special

Note: This Question is unanswered, help us to find answer for this one

439. Electrical signals pass between cardiomyocytes through the _____.

P wave

Gap junctions

Left atrium

Sarcoplasmic reticulum

Answer

Correct Answer: Gap junctions

Note: This Question is unanswered, help us to find answer for this one

440. Earwax is produced by ________ glands.

Ceruminous

Eccrine sweat

Apocrine sweat

Merocrine sweat

Sebaceous

Answer

Correct Answer: Ceruminous

Note: This Question is unanswered, help us to find answer for this one

441. During sympathetic activation, ________ occurs.

Elevated blood glucose, elevated heart rate, sweating, and elevated blood pressure.

Run from the chain ganglia to the collateral ganglia

Decreased blood pressure

None of this

All of the above

Answer

Correct Answer: Elevated blood glucose, elevated heart rate, sweating, and elevated blood pressure.

Note: This Question is unanswered, help us to find answer for this one

442. Dehydration is detected by osmoreceptors in the __________.

Cerebellum

Hippocampus

Posterior pituitary

Hypothalamus

Answer

Correct Answer: Hypothalamus

Note: This Question is unanswered, help us to find answer for this one

443. Crude sounds are formed into intelligible speech by all of the following except the _________.

20% to 25%

Hydrogen

Tuberculosis

Epiglottis

0.3 mm Hg

Answer

Correct Answer: Epiglottis

Note: This Question is unanswered, help us to find answer for this one

444. Bronchial arteries that supply oxygenated blood to the lungs and bronchi arise from the ________.

Aortic arch

Thoracic aorta

Abdominal aorta

Heart

Answer

Correct Answer: Thoracic aorta

Note: This Question is unanswered, help us to find answer for this one

445. Bowing to your opponent before a jiu jitsu match would be considered a ________ movement.

Arthritis

Flexion

Rotation

Hyperextension

Answer

Correct Answer: Flexion

Note: This Question is unanswered, help us to find answer for this one

446. Bitter taste is elicited by ________.

Hydrogen ions

Alkaloids

Acids

Metal ions

Answer

Correct Answer: Alkaloids

Note: This Question is unanswered, help us to find answer for this one

447. Basal cell carcinoma initially affects cells of the stratum __________.

Spinosum

Germinativum

Corneum

Basale

Lucidum

Basale

Answer

Correct Answer: Basale

Note: This Question is unanswered, help us to find answer for this one

448. An example of an organ under predominantly sympathetic tone is __________.

Acetylcholine

Craniosacral

Blood vessels

Sweat glands

Heart

Answer

Correct Answer: Blood vessels

Note: This Question is unanswered, help us to find answer for this one

449. A/an _____ is the surgical removal of one lobe of the thyroid gland.

Diabetes insipidus

Lobectomy

Diabetes mellitus

Addison's disease

Answer

Correct Answer: Lobectomy

Note: This Question is unanswered, help us to find answer for this one

450. A(n) ________ digests terminal peptide bonds to release amino acids.

Exopeptidase

Endopeptidase

Protease

Lipase

Answer

Correct Answer: Exopeptidase

Note: This Question is unanswered, help us to find answer for this one

451. A __________ is an abnormal, prolonged heart sound caused by incomplete closure of heart valves.

Septal defect

Coarctation

Palpitation

Murmur

Answer

Correct Answer: Murmur

Note: This Question is unanswered, help us to find answer for this one

452. A _____ is a surgical incision made to enlarge the opening of the urethral meatus.

Ablation

Meatotomy

Urethrotomy

Nephrostomy

Answer

Correct Answer: Meatotomy

Note: This Question is unanswered, help us to find answer for this one

453. ________oma is a malignant tumor of lymph nodes and lymphatic tissue.

Lymphat

Lym

Lympomy

Lymph

Answer

Correct Answer: Lymph

Note: This Question is unanswered, help us to find answer for this one

454. ___ keep(s) nerve fibers insulated from one another.

Perineurium

Endoneurium

Fascicles

Epineurium

Blood vessels

Answer

Correct Answer: Endoneurium

Note: This Question is unanswered, help us to find answer for this one

455. Dividing stem cells that give rise to keratinocytes are located in the __________.

Stratum basale

Nail matrix

Epidermis

Sebaceous glands

Answer

Correct Answer: Stratum basale

Note: This Question is unanswered, help us to find answer for this one

456. The cranial nerve with a dual origin (brain and spinal cord) is the ________.

Hypoglossal

Accessory

Vagus

Glossopharyngeal

Answer

Correct Answer: Accessory

Note: This Question is unanswered, help us to find answer for this one

457. The transfer of phosphate from cp to adp is catalyzed by __________.

Myokinase

Creatinine

CAMP

Creatine kinase

ATP

Answer

Correct Answer: Creatine kinase

Note: This Question is unanswered, help us to find answer for this one

458. Compared to parasympathetic ganglia, sympathetic ganglia are __________.

Closer to the spinal cord

Embedded in the target organs

Located in the brain stem

Located in the thoracic or lumbar spinal cord

Answer

Correct Answer: Closer to the spinal cord

Note: This Question is unanswered, help us to find answer for this one

459. The articular cartilage in synovial joints best resembles ________.

Hyaline cartilage

Fibrocartilage

Elastic cartilage

Answer

Correct Answer: Hyaline cartilage

Note: This Question is unanswered, help us to find answer for this one

460. Hypocalcemia stimulates __________.

A decrease in aldosterone production

Secretion of parathyroid hormone

Secretion of renin

An increase in blood urea nitrogen

Vasoconstriction of the afferent arterioles

Answer

Correct Answer: Secretion of parathyroid hormone

Note: This Question is unanswered, help us to find answer for this one

461. When a skeletal muscle fiber is at rest, its atp demands are met by __________.

Glycolysis

Aerobic metabolism of glucose

Aerobic metabolism of fatty acids

The breakdown of creatine phosphate

Answer

Correct Answer: Aerobic metabolism of fatty acids

Note: This Question is unanswered, help us to find answer for this one

462. The hiv retrovirus is particularly deadly because _____.

Develop cirrhosis or liver cancer

It attacks the body's immune system

Fight off the virus successfully

Standard precautions

Answer

Correct Answer: It attacks the body's immune system

Note: This Question is unanswered, help us to find answer for this one

463. A normal fev1% was seen with _______.

Acute asthma attack plus inhaler

Emphysema and an acute asthma attack

Bronchiole smooth muscle spasms

Answer

Correct Answer: Acute asthma attack plus inhaler

Note: This Question is unanswered, help us to find answer for this one

464. Stretch-sensitive mechanoreceptors known as ________ are located in some artery walls.

Baroreceptors

Nociceptors

Elasticeptors

Chemoreceptors

Answer

Correct Answer: Baroreceptors

Note: This Question is unanswered, help us to find answer for this one

465. Sleepwalking and ________ occur only during nrem-3 sleep.

Night terrors

Sleep apnea

Narcolepsy

Insomnia

Answer

Correct Answer: Night terrors

Note: This Question is unanswered, help us to find answer for this one

466. ________ are also known as the pressure reservoir of the cardiovascular system.

Veins

Venules

Capillaries

Arterioles

Arteries.

Answer

Correct Answer: Veins

Note: This Question is unanswered, help us to find answer for this one

467. Channel protein gates respond to all these stimuli except __________.

Water in the extracellular fluid

Nutrients; proteins

Both are examples of carrier-mediated transport.

Receptor-mediated endocytosis

Answer

Correct Answer: Water in the extracellular fluid

Note: This Question is unanswered, help us to find answer for this one

468. The end of the plateau phase is due to the of ca2+ channels and of k+ channels.

Opening, opening

Closing, closing

Opening, closing

Closing, opening

Answer

Correct Answer: Closing, opening

Note: This Question is unanswered, help us to find answer for this one

469. In this activity, the pump simulates the _______.

Left ventricle

Increasing preload

The flow rate increased

All of these

Answer

Correct Answer: Left ventricle

Note: This Question is unanswered, help us to find answer for this one

470. Delivering single shocks in succession to stimulate the frog heart _______.

Did not increase the height of the ventricular systole wave

An extrasystole and an extra contraction of the ventricles

A compensatory pause followed

All of this

Answer

Correct Answer: Did not increase the height of the ventricular systole wave

Note: This Question is unanswered, help us to find answer for this one

471. Consciousness requires complex interactions between the cerebral cortex and the ____.

Thalamus

Endorphins

Producing religious visions

None of this

Answer

Correct Answer: Thalamus

Note: This Question is unanswered, help us to find answer for this one

472. A/an ________ is a hollow sphere of cells that expands and contracts with each breath.

phren/o-

Pharynx

Alveolus

Larynx

Trachea

Answer

Correct Answer: Alveolus

Note: This Question is unanswered, help us to find answer for this one

473. Someone with prosopagnosia has difficulty with ____.

Recognizing faces

processing information from more than one sensory modality at a time.

focusing on colored objects.

seeing items located in the left visual field.

Answer

Correct Answer: Recognizing faces

Note: This Question is unanswered, help us to find answer for this one

474. Stereoscopic depth perception requires the brain to detect ____.

Binocular Input

Retinal Disparity

Both A and B

None of these

Answer

Correct Answer: Retinal Disparity

Note: This Question is unanswered, help us to find answer for this one

475. The cephalic region is __________ to the gluteal region.

Caudal

Superior

Inferior

Proximal

Answer

Correct Answer: Superior

Note: This Question is unanswered, help us to find answer for this one

476. Respiratory gases cross the respiratory membrane by ___________________

Osmosis.

Facilitated diffusion.

Active transport.

Simple diffusion.

Answer

Correct Answer: Simple diffusion.

Note: This Question is unanswered, help us to find answer for this one

477. The clavicle is ____________ to the patella

Superior

Regional

Baculum

Coracoid

Answer

Correct Answer: Superior

Note: This Question is unanswered, help us to find answer for this one

478. At arachnoid villi, csf is reabsorbed into venous blood of ____________ venous sinuses.

Median

Aqueduct

None of this

Answer

Correct Answer: Aqueduct

Note: This Question is unanswered, help us to find answer for this one

479. A severe medial blow to the knee usually tears __________.

The PCL, fibular collateral ligament, and lateral meniscus

Includes fibrous, cartilaginous, and synovia

Ligaments have poor circulation

Answer

Correct Answer: The PCL, fibular collateral ligament, and lateral meniscus

Note: This Question is unanswered, help us to find answer for this one

480. Mass movements in the colon are stimulated by the presence of in the .

Only the first and second choices are correct.

Food; stomach

Chyme; duodenum

None of these

Answer

Correct Answer: Food; stomach

Note: This Question is unanswered, help us to find answer for this one

481. Damage to the sinoatrial node in humans _____.

Would block conductance between the bundle branches and the Purkinje fibers

Would have a direct effect on blood pressure monitors in the aorta

Would disrupt the rate and timing of cardiac muscle contractions

Would have a negative effect on peripheral resistance

Answer

Correct Answer: Would disrupt the rate and timing of cardiac muscle contractions

Note: This Question is unanswered, help us to find answer for this one

482. Patients with chest injuries will often present with _______.

Diaphragm

Blunt trauma

Aortic rupture

Tachypnea

Answer

Correct Answer: Tachypnea

Note: This Question is unanswered, help us to find answer for this one

483. An adrenergic drug that worked in opposition to epinephrine would _______.

Like pilocarpine, it decreases the heart rate.

Into the cell and decrease heart rate

Cations, anions and electrolytes

Be an antagonist and decrease heart rate

Answer

Correct Answer: Be an antagonist and decrease heart rate

Note: This Question is unanswered, help us to find answer for this one

484. Osteons are also called _________ systems.

Lacunae

Trabeculae

Canaliculi

Haversian

Answer

Correct Answer: Haversian

Note: This Question is unanswered, help us to find answer for this one

485. In the dynamics of blood flow through capillaries, hydrostatic pressure ________.

Is the same as capillary blood pressure

Blood clotting

Intrinsic autoregulatory mechanisms

None of these

Answer

Correct Answer: Is the same as capillary blood pressure

Note: This Question is unanswered, help us to find answer for this one

486. The strings and elastic bands of masks and eyewear are considered _____?

Biohazardous

Clean

Sterile

Contaminated

Answer

Correct Answer: Clean

Note: This Question is unanswered, help us to find answer for this one

487. All major organs initially develop in some fashion during the _____ period.

Fetus

Blastocyst

The embryo

Embryonic

Answer

Correct Answer: Embryonic

Note: This Question is unanswered, help us to find answer for this one

488. Most taste buds are located in __________, peglike projections of the tongue mucosa.

Cilia

Concha

Papillae

Supporting cells

Answer

Correct Answer: Papillae

Note: This Question is unanswered, help us to find answer for this one

489. A common factor associated with hypothermia is ________.

Smoking cigarettes

Drinking alcohol

Poor hygiene

Poor nutrition

Answer

Correct Answer: Smoking cigarettes

Note: This Question is unanswered, help us to find answer for this one

490. According to descartes, the pineal gland was the part of the brain ____.

Mechanics

The mind and body mutually influence each other's actions

Where the mind and body interact

All of the choices are correct.

Answer

Correct Answer: Where the mind and body interact

Note: This Question is unanswered, help us to find answer for this one

491. The __________ provides most of the ca2+ needed for myocardial contraction.

Extracellular fluid

Mitochondria

Sarcoplasmic reticulum

None of these

Answer

Correct Answer: Sarcoplasmic reticulum

Note: This Question is unanswered, help us to find answer for this one

492. The ________________ directs the flow of information between the cerebrum and brain stem.

Cerebellum

Thalamus

Hypothalamus

Pons

Answer

Correct Answer: Thalamus

Note: This Question is unanswered, help us to find answer for this one

493. The __________ is described as two strands of actin molecules wrapped together.

Thin filament

Elastic filament

Troponin-tropomyosin complex

Terminal cistern

Answer

Correct Answer: Thin filament

Note: This Question is unanswered, help us to find answer for this one

494. Contracting the gastrocnemius muscles to elevate the body on the toes involves a ________ lever.

Synergist

Masseter

Convergent

Pennate

Second-class

Answer

Correct Answer: Second-class

Note: This Question is unanswered, help us to find answer for this one

495. Olfactory secretions that absorb water and form thick, pigmented mucous are produced by __________.

Cribriform plate

Olfactory glands

Sensory cortex

Receptor specificity

Answer

Correct Answer: Olfactory glands

Note: This Question is unanswered, help us to find answer for this one

496. Generally, people have number of melanocytes ______.

About the same; no matter where they live

A lower; if they live in colder climates of the northern hemisphere

A higher; if they live in the warmer climates near the equator

A highly variable; irrespective of where they live

A higher; if they live in the southern hemisphere

Answer

Correct Answer: About the same; no matter where they live

Note: This Question is unanswered, help us to find answer for this one

497. Resistance training can lead to the conversion of ____ fibers into _ fibers.

Type I, type IIx

Type IIx, type IIa

Type IIa, type I

Type IIa, type IIx

Answer

Correct Answer: Type IIx, type IIa

Note: This Question is unanswered, help us to find answer for this one

498. The repolarization phase of the action potential in a neuron is driven by the ________.

Closure of potassium channels

Opening of calcium channels

Opening of sodium channels

Opening of sodium channels and closure of potassium channels

Closure of sodium channels and opening of potassium channels

Answer

Correct Answer: Closure of sodium channels and opening of potassium channels

Note: This Question is unanswered, help us to find answer for this one

499. The doublet that results with more frequent stimulation of the frog heart represents _______.

An extra contraction of the ventricles

An extrasystole and an extra contraction of the atria

An extrasystole and an extra contraction of the ventricles

An extra contraction of the atria

An extrasystole

Answer

Correct Answer: An extrasystole and an extra contraction of the ventricles

Note: This Question is unanswered, help us to find answer for this one

500. The background rate of sympathetic and parasympathetic activity is called ___________.

"fight-or-flight" activity

Visceral motor activity

Autonomic reflex arc activity

Visceral tone

Autonomic tone

Answer

Correct Answer: Autonomic tone

Note: This Question is unanswered, help us to find answer for this one

501. ________ prevents damaging bone-to-bone contact within movable joints.

Red bone marrow

Yellow bone marrow

The medullary cavity

Spongy bone

Answer

Correct Answer: Red bone marrow

Note: This Question is unanswered, help us to find answer for this one

502. Octopus and squid have chemoreceptors on their _____.

Heads

Tongues

Tentacles

Eyes

Answer

Correct Answer: Tentacles

Note: This Question is unanswered, help us to find answer for this one

503. Csf leaves the subarachnoid space via the ____________ and enters the bloodstream.

Choroid plexus

Arachnoid villi

Cerebral aqueduct

Arachnoid trabeculae

Answer

Correct Answer: Arachnoid villi

Note: This Question is unanswered, help us to find answer for this one

504. Vision impairment as a result of old age and the loss of elasticity in the lens is called ________.

Hyperopia

Cataract

Presbyopia

Amblyopia

Answer

Correct Answer: Presbyopia

Note: This Question is unanswered, help us to find answer for this one

505. The aorta bifurcates into the _____.

Leukocytes

Middle sacral

Superior phrenic artery

Common iliac arteries

Answer

Correct Answer: Common iliac arteries

Note: This Question is unanswered, help us to find answer for this one

506. The ________ system compensates for metabolic acidosis and alkalosis.

Gastrointestinal

Renal

Cardiac

Respiratory.

Answer

Correct Answer: Respiratory.

Note: This Question is unanswered, help us to find answer for this one

507. Descending tracts in the spinal cord relay ________ information.

Sensory

Motor

Sensory and motor

Only somatic

Autonomic

Answer

Correct Answer: Motor

Note: This Question is unanswered, help us to find answer for this one

508. The first of a series of neutrophil behaviors in inflammation is __________.

Chemotaxis

Margination

Diapedesis

Phagocytosis

Opsonization.

Answer

Correct Answer: Margination

Note: This Question is unanswered, help us to find answer for this one

509. If a thyroid tumor secreted an excessive amount of calcitonin, we would expect ___________.

An elevated level of osteoblast activity

A reduced rate of endochondral ossification

A rise in blood calcium concentration

Increasingly brittle bones

Answer

Correct Answer: An elevated level of osteoblast activity

Note: This Question is unanswered, help us to find answer for this one

510. If epsps summate to a sustained value above threshold, then the initial segment will __________.

Generate a string of action potentials

Type a fibers

Be inhibited

Axon hillock

Answer

Correct Answer: Generate a string of action potentials

Note: This Question is unanswered, help us to find answer for this one

511. Anatomically, the ________ is directly anterior to the glottic opening.

Vallecular space

Thyroid gland

Cricoid cartilage

Thyroid cartilage

Answer

Correct Answer: Thyroid cartilage

Note: This Question is unanswered, help us to find answer for this one

512. At altitude, ______________ is the body's preferred fuel both at rest and during exercise.

Fat

Carbohydrate

Protein

Answer

Correct Answer: Carbohydrate

Note: This Question is unanswered, help us to find answer for this one

513. The outermost portion of the kidney is called the renal ________.

Medulla

Column

Cortex

Pelvis

Answer

Correct Answer: Cortex

Note: This Question is unanswered, help us to find answer for this one

514. Almost 75 percent of all parasympathetic outflow travels along the ________ nerve(s).

Trigeminal

Adrenergic

Facial

Vagus

Answer

Correct Answer: Vagus

Note: This Question is unanswered, help us to find answer for this one

515. A suprathreshold stimulus results in _______.

More action potentials

An excitatory postsynaptic potential

Sensory stimuli and neurotransmitter

None of this

Answer

Correct Answer: More action potentials

Note: This Question is unanswered, help us to find answer for this one

516. Duration, frequency, and intensity are increased in an exercise program during the ________ phase.

Maintenance

Assessment

Improvement

Conditioning

Answer

Correct Answer: Improvement

Note: This Question is unanswered, help us to find answer for this one

517. If the posterior portion of the neural tube failed to develop properly the ________.

Separates parietal and temporal lobe

Are involved in the emotional aspects of perception

Metabolic waste such as urea

Spinal cord may be affected

Sulcus

Answer

Correct Answer: Spinal cord may be affected

Note: This Question is unanswered, help us to find answer for this one

518. During the puerperium, the uterus undergoes __________.

Metaphase ii

Autolysis and involution

Expulsion

A positive feedback loop

Answer

Correct Answer: Autolysis and involution

Note: This Question is unanswered, help us to find answer for this one

519. Veins draining the head and upper extremities empty into the __________ vena cava.

Bottom/ inferior

Top/ superior

Superior/ inferior

Lateral/medial;

Answer

Correct Answer: Top/ superior

Note: This Question is unanswered, help us to find answer for this one

520. The talocrural joint is formed by the union of the ______, the _, and the _____.

Goose bumps

Tubia; fibula; talus

Mandible; temporal bone

Trapezius

Answer

Correct Answer: Tubia; fibula; talus

Note: This Question is unanswered, help us to find answer for this one

521. The sacral part of the parasympathetic outflow innervates ______.

In the adrenal medulla, a sympathetic ganglia

The ventral horn of the spinal cord

Lacrimal (tear, superior to eyeball) and Salivary and sublingual glands below tongue (saliva)

The urinary bladder, reproductive organs, and erectile tissues of the external genitalia

Answer

Correct Answer: The urinary bladder, reproductive organs, and erectile tissues of the external genitalia

Note: This Question is unanswered, help us to find answer for this one

522. The first step in performing manual capillary puncture is to ________.

Don sterile gloves

Basic hand hygiene procedure used

Put on clean gloves

Perform hand hygiene

Answer

Correct Answer: Perform hand hygiene

Note: This Question is unanswered, help us to find answer for this one

523. The efferent division of the peripheral nervous system innervates ________ cells.

Skeletal muscle

Smooth muscle

Heart muscle

Glandular

All of these

Answer

Correct Answer: All of these

Note: This Question is unanswered, help us to find answer for this one

524. The ________ bone is unusual because it doesn't contact another bone.

Hyoid

Pituitary gland

Xiphoid process

None of these

Answer

Correct Answer: Hyoid

Note: This Question is unanswered, help us to find answer for this one

525. The tensor fasciae latae stabilizes the hip joint and the __________ joint.

Knee

Elbow

Sacral

Ankle

Answer

Correct Answer: Knee

Note: This Question is unanswered, help us to find answer for this one

526. The least numerous but largest of all agranulocytes is the __________.

Erythrocytes

Monocyte

Genetics

Lymphocytes

Answer

Correct Answer: Monocyte

Note: This Question is unanswered, help us to find answer for this one

527. The high compliance of veins allows them to ________.

Arterioles respond to local factors that regulate organ resistance

Relaxation of arteriolar smooth muscle to increase blood flow

Accommodate large volumes of blood with little change in pressure

The control of blood volume by the kidneys

Answer

Correct Answer: Accommodate large volumes of blood with little change in pressure

Note: This Question is unanswered, help us to find answer for this one

528. A (an) _______ gland branches repeatedly before reaching the glandular cells or secretory part.

Compound

Gland

Tissue

Epithelial Tissue

Answer

Correct Answer: Compound

Note: This Question is unanswered, help us to find answer for this one

529. When a clot is no longer needed, fibrin is dissolved by __________.

Prothrombin.

Thromboplastin.

Kallikrein.

Plasmin.

Platelet-derived growth factor (PDGF)

Answer

Correct Answer: Plasmin.

Note: This Question is unanswered, help us to find answer for this one

530. The thinnest, innermost cranial meninx is the __________.

Dura mater

Arachnoid mater

Falx cerebri

Pia mater

Answer

Correct Answer: Pia mater

Note: This Question is unanswered, help us to find answer for this one

531. The small phagocytic cells that engulf debris and pathogens in the cns are the __________.

Interneurons

Dendrites

Microglia

Astrocytes

Answer

Correct Answer: Microglia

Note: This Question is unanswered, help us to find answer for this one

532. A fatty acid with 10 carbons will be absorbed via the ________.

Lymphatic system

The portal system

The kidney system

None of this

Answer

Correct Answer: The portal system

Note: This Question is unanswered, help us to find answer for this one

533. When sodium channels are fully open, the membrane of the ventricular cardiocyte _________.

Sharply hyperpolarizes

Sharply repolarizes

Sharply depolarizes

None of the above

Answer

Correct Answer: Sharply depolarizes

Note: This Question is unanswered, help us to find answer for this one

534. When multiple motor units are excited, it is termed motor unit ____________ .

Summation

Threshold

Contraction

Tendon

Answer

Correct Answer: Summation

Note: This Question is unanswered, help us to find answer for this one

535. Adh level in nephrons regulates water output by causing the _____.

Distal convoluted tubule and collecting duct to reabsorb more or less water

Osmoreceptors in the brain swell

Reabsorption of sodium ions

All of this

Answer

Correct Answer: Distal convoluted tubule and collecting duct to reabsorb more or less water

Note: This Question is unanswered, help us to find answer for this one

536. A(n) ____ synonym is used by an individual to reference objects owned by that person.

USER_SEQUENCES

PUBLCI

CACHE

PRIVATE

Answer

Correct Answer: PRIVATE

Note: This Question is unanswered, help us to find answer for this one

537. The olfactory organ consists of the ________ and the lamina propria.

Gustatory cells

Basilar membrane

Olfactory epithelium

Hippocampus

Ethmoid bone

Answer

Correct Answer: Olfactory epithelium

Note: This Question is unanswered, help us to find answer for this one

538. The ________ artery lies on the boundary between the cortex and medulla of the kidney.

Lobar

Arcuate

Interlobar

Cortical radiate

Answer

Correct Answer: Arcuate

Note: This Question is unanswered, help us to find answer for this one

539. The _____ are the major blood vessels transporting blood to the kidneys.

Filtration

Cortex

Renal arteries

Nephron

Answer

Correct Answer: Renal arteries

Note: This Question is unanswered, help us to find answer for this one

540. Spinocerebellar tracts ________.

Are found in the dorsal columns of the spinal cord

Terminate in the spinal cord

Give rise to conscious experience of perception

Carry information about muscle or tendon stretch to the cerebellum

Answer

Correct Answer: Carry information about muscle or tendon stretch to the cerebellum

Note: This Question is unanswered, help us to find answer for this one

541. Olfactory cells and taste buds are normally stimulated by ________.

Movement of a cupula

The movement of otoliths

Substances in solution

Stretching of the receptor cells

Answer

Correct Answer: Substances in solution

Note: This Question is unanswered, help us to find answer for this one

542. In pneumothorax, the lung collapses because ______.

Intrapleural pressure is lower than transpulmonary pressure

Intrapleural pressure is higher than intrapulmonary pressure

Intrapulmonary pressure is lower than transpulmonary pressure

Intrapulmonary pressure is higher than atmospheric pressure

Answer

Correct Answer: Intrapleural pressure is higher than intrapulmonary pressure

Note: This Question is unanswered, help us to find answer for this one

543. Increased secretion of hydrogen ions would result in a(n) __ of blood ?

Increase, pressure.

Decrease, volume.

Increase, sodium levels.

Decrease, pH

Answer

Correct Answer: Decrease, pH

Note: This Question is unanswered, help us to find answer for this one

544. In babies born prematurely, pulmonary surfactant may not be present in adequate amounts ______.

In the conducting zone structures of the lungs

Due to insufficient exocytosis in the type II alveolar cells

To permit adequate surface tension in the alveoli

Because the presence of collapsed alveoli prevents surfactant production

Answer

Correct Answer: Due to insufficient exocytosis in the type II alveolar cells

Note: This Question is unanswered, help us to find answer for this one

545. Merocrine sweat glands are most abundant in the __________.

Palms of the hands

Axilla

Ear canal

Nipple area

Answer

Correct Answer: Palms of the hands

Note: This Question is unanswered, help us to find answer for this one

546. Lymphatic collecting vessels are most closely associated with __________.

Capillary beds

Minivalves

Lymph nodes

Tonsils

Thoracic duct.

Answer

Correct Answer: Capillary beds

Note: This Question is unanswered, help us to find answer for this one

547. Impacted wisdom teeth is a problem that is never observed in children because ______.

They lack third molar teeth.

Serous cells and mucous cells

Enterogastric

Brush border enzymes

Answer

Correct Answer: They lack third molar teeth.

Note: This Question is unanswered, help us to find answer for this one

548. The sarcolemma of a resting muscle fiber is most permeable to __________.

Calcium

Sodium -

Lithium -

Potassium

Magesium.

Answer

Correct Answer: Potassium

Note: This Question is unanswered, help us to find answer for this one

549. When you bring any of your fingers in contact with your thumb, this movement is called __________.

Opposition

Sprains

Bursitis

Osteoarthritis

Answer

Correct Answer: Opposition

Note: This Question is unanswered, help us to find answer for this one

550. When discussing the events that immediately follow ovulation, we can say that ________.

A placenta forms

Progesterone is secreted by the oviduct

The endometrium degenerates

The burst follicle develops into the corpus luteum

Answer

Correct Answer: The burst follicle develops into the corpus luteum

Note: This Question is unanswered, help us to find answer for this one

551. Visual processing in the thalamus does not contribute significantly to ________.

High-acuity vision

Depth perception

Night vision

Movement

Answer

Correct Answer: Night vision

Note: This Question is unanswered, help us to find answer for this one

552. Vibration due to exhaled air that results in speech is a function of the ________.

Complete voice box

True vocal cords.

False vocal cords

Glottis

Epiglottis

Answer

Correct Answer: True vocal cords.

Note: This Question is unanswered, help us to find answer for this one

553. Two terms for the massive motor tracts serving voluntary movement are ________.

Pyramidal and corticospinal.

Corresponding areas of the two hemispheres

Are involved in the emotional aspects of perception

Structurally distinct cortical areas

Answer

Correct Answer: Pyramidal and corticospinal.

Note: This Question is unanswered, help us to find answer for this one

554. Transection of the dorsal roots of spinal nerves c5 through t1 results in ________.

Loss of sensation in the upper limb on the same side of the body.

Lateral

Dura mater, arachnoid mater, pia mater

Contains sensory and motor tracts traveling to and from higher nervous centers

Answer

Correct Answer: Loss of sensation in the upper limb on the same side of the body.

Note: This Question is unanswered, help us to find answer for this one

555. Total cross-sectional area ________ with each division of the airways.

Increases.

Flow of air

Decreases.

Type I alveolar cells

Answer

Correct Answer: Increases.

Note: This Question is unanswered, help us to find answer for this one

556. Thyroid hormone exerts its influence by ________.

Binding to intracellular receptors within the nuclei

Causing a reduction in the number of blood vessel adrenergic receptors, and therefore decreasing blood pressure

Exerting only a minor effect on body metabolism

Acting to decrease basal metabolic rate

Answer

Correct Answer: Binding to intracellular receptors within the nuclei

Note: This Question is unanswered, help us to find answer for this one

557. Thyroid hormone (a small iodinated amine) enters target cells in a manner similar to ________.

Insulin, because insulin is a small peptide

Growth hormone, because the thyroid works synergistically with thyroid hormone

Steroid hormones, because both diffuse easily into target cells

Glucagon, because the structure of glucagon is similar to that of thyroid hormone

Answer

Correct Answer: Steroid hormones, because both diffuse easily into target cells

Note: This Question is unanswered, help us to find answer for this one

558. The vastus intermedius __________ the leg at the knee.

Extends

Mandibular

Lateral

Ophthalmic

Maxillary

Answer

Correct Answer: Extends

Note: This Question is unanswered, help us to find answer for this one

559. The vasomotor center is an important regulator of and is located in the .

Bood pressure, medulla oblongata.

Hypothalamus

Primary somatosensory cortex

Frontal association area

Answer

Correct Answer: Bood pressure, medulla oblongata.

Note: This Question is unanswered, help us to find answer for this one

560. The upper motor neurons that control skeletal muscles begin with a soma in the __________.

Posterior horn of the spinal cord

Anterior horn of the spinal cord

Motor association cortex of the cerebrum

Postcentral gyrus of the cerebrum

Precentral gyrus of the cerebrum

Answer

Correct Answer: Precentral gyrus of the cerebrum

Note: This Question is unanswered, help us to find answer for this one

561. The trapezius muscle may be separated into all of the following groups, except __________.

Lateral.

Pectoral nerves

Sternal nerve

Ulnar nerves

Answer

Correct Answer: Lateral.

Note: This Question is unanswered, help us to find answer for this one

562. The thoracic duct runs parallel and close to all of the following except the __________.

Iliac arteries

Thymus- b

Erythrocytes

White pulp

Answer

Correct Answer: Iliac arteries

Note: This Question is unanswered, help us to find answer for this one

563. The term used to describe how much heavier urine is than distilled water is __________ gravity.

Specific

Proteins

Hemoglobin

Trigone

Answer

Correct Answer: Specific

Note: This Question is unanswered, help us to find answer for this one

564. The symptoms of hyperventilation may be averted by breathing into a paper bag because it ________.

Helps retain oxygen in the blood

Reduces brain perfusion by constricting cerebral blood vessels

Helps retain carbon dioxide in the blood

Lowers blood pH levels

Answer

Correct Answer: Helps retain carbon dioxide in the blood

Note: This Question is unanswered, help us to find answer for this one

565. The suffix in the word ejaculatory means ________.

Having the function of

Orchiectomy

Bacterial

Testicle

Testosterone

Answer

Correct Answer: Having the function of

Note: This Question is unanswered, help us to find answer for this one

566. The strongest muscle contractions are normally achieved by ________.

Increasing stimulus above the threshold

Increasing stimulus above the treppe stimulus

Increasing the stimulation up to the maximal stimulus

Recruiting small and medium muscle fibers

Answer

Correct Answer: Increasing the stimulation up to the maximal stimulus

Note: This Question is unanswered, help us to find answer for this one

567. The spinal cord stops elongating at about __________ years of age.

Answer

Correct Answer: 4

Note: This Question is unanswered, help us to find answer for this one

568. The source of the fluid that accumulates in a blister is________.

The plasma of the blood flowing through the numerous dermal blood vessels.

Fine hairs on the forehead would become brittle

The forehead's skin would become dry

Bacteria on the forehead's skin would grow and multiply freely

Answer

Correct Answer: The plasma of the blood flowing through the numerous dermal blood vessels.

Note: This Question is unanswered, help us to find answer for this one

569. The smallest of the posterior extensors of the elbow joint is the __________.

Posteriorly

Anconeus

Radial tuberosity

Brachialis

Answer

Correct Answer: Anconeus

Note: This Question is unanswered, help us to find answer for this one

570. The slow movement of food stuff through the _____ favors the growth of microflora.

Large intestines.

Heartburn

Pharynx

Peritonitis

Constipation

Answer

Correct Answer: Large intestines.

Note: This Question is unanswered, help us to find answer for this one

571. The skin is permeable to organic solvents, such as acetone or turpentine, because they ________.

Can dissolve the lipid bilayers of epidermal and dermal cell ...

Allow the hair to assist in touch sensation

That friction ridges are genetically determined

Kinky hair has flat, ribbonlike hair shafts

Assist in the release sebum from nearby sebaceous glands

Answer

Correct Answer: Can dissolve the lipid bilayers of epidermal and dermal cell ...

Note: This Question is unanswered, help us to find answer for this one

572. The second-messenger mechanism of hormone action operates by ________.

Synthesizing more than one hormone at a time

Increasing the basal metabolic rate in the target organ

Binding to specific receptors and employing the services of G proteins and cAMP

Altering gene expression in the nuclear DNA

Answer

Correct Answer: Binding to specific receptors and employing the services of G proteins and cAMP

Note: This Question is unanswered, help us to find answer for this one

573. The release of encourages interstitial endocrine cells to release .

Luteinizing hormone; testosterone

Interphase

23; haploid

Homologous

Acrosome

Answer

Correct Answer: Luteinizing hormone; testosterone

Note: This Question is unanswered, help us to find answer for this one

574. The primary gustatory cortex processes information about __ and is located in the .

Taste, insula.

Hypothalamus

Cerebellum

Frontal Lobe

Answer

Correct Answer: Taste, insula.

Note: This Question is unanswered, help us to find answer for this one

575. The presence of a swim bladder allows the typical ray-finned fish to stop swimming and still _____.

Effectively circulate its blood.

Be highly maneuverable.

Use its lateral line system.

Use its swim bladder as a respiratory organ.

Not sink.

Answer

Correct Answer: Not sink.

Note: This Question is unanswered, help us to find answer for this one

576. The plexuses that lie on either side of the neck are the _____ plexuses.

Cervical

Cauda equina

Subarachnoid space

Filum terminale

Answer

Correct Answer: Cervical

Note: This Question is unanswered, help us to find answer for this one

577. The parasympathetic division of the autonomic nervous system (ans) is characterized by __________.

Localized effects on specific organs and short postganglionic axons near organ of innervation

Preganglionic sympathetic axons terminate in the adrenal medulla and stimulate the release of epinephrine and norepinephrine.

Ventral root to white ramus communicans to sympathetic trunk ganglion

None of these

Answer

Correct Answer: Localized effects on specific organs and short postganglionic axons near organ of innervation

Note: This Question is unanswered, help us to find answer for this one

578. The mushroom poison muscarine can bind to receptors on ________.

The hormone producing cells of the adrenal medulla

All effector cells stimulated by postganglionic cholinergic fibers

Cell bodies and dendrites of parasympathetic postganglionic neurons

Cell bodies and dendrites of sympathetic postganglionic neurons

Answer

Correct Answer: All effector cells stimulated by postganglionic cholinergic fibers

Note: This Question is unanswered, help us to find answer for this one

579. The muscle that generates the most power during elbow flexion is the __________.

Radius and ulna

Anconeus

Radial tuberosity

Brachialis

Answer

Correct Answer: Brachialis

Note: This Question is unanswered, help us to find answer for this one

580. __________ involves building schemes through direct interaction with the environment.

Disequilibrium

Assimilation

Organization

Adaptation

Answer

Correct Answer: Adaptation

Note: This Question is unanswered, help us to find answer for this one

581. __________ are strongly associated with childhood injury.

Provide a variety of activities from which children select

Become unpredictable, picky eaters.

Helps young children guide their behavior during challenging tasks.

Poverty, single parenthood, and low parental education

Answer

Correct Answer: Poverty, single parenthood, and low parental education

Note: This Question is unanswered, help us to find answer for this one

582. The typical concentration of sodium is _______.

The same as potassium intracellularly.

Lower than potassium extracellularly.

Lower than potassium intracellularly.

Higher than potassium intracellularly.

Answer

Correct Answer: Lower than potassium intracellularly.

Note: This Question is unanswered, help us to find answer for this one

583. When wave summation occurs, _______.

Individual muscle twitches are separated

The muscle fiber has received a single stimulus event

The muscle force generated decreases

The muscle force generated increases

Answer

Correct Answer: The muscle force generated increases

Note: This Question is unanswered, help us to find answer for this one

584. Increasing the pressure above the beaker is analogous to _______.

An increase in blood pressure

A decrease in blood volume

An increase in heart rate

An increase in solutes found in the blood

Answer

Correct Answer: An increase in blood pressure

Note: This Question is unanswered, help us to find answer for this one

585. In this activity, the right flow tube simulates the _______.

Pulmonary trunk

Aorta

Superior vena cava

Pulmonary vein.

Answer

Correct Answer: Aorta

Note: This Question is unanswered, help us to find answer for this one

586. A decrease in the level of thyroxine would increase the secretion of _______.

Neither TSH nor TRH

TSH

TRH

Both TSH and TRH.

Answer

Correct Answer: Neither TSH nor TRH

Note: This Question is unanswered, help us to find answer for this one

587. In this activity, the drain beaker (second beaker in the flow) simulates the _______.

Renal artery

Peritubular capillaries

Vasa recta

Renal vein.

Answer

Correct Answer: Renal vein.

Note: This Question is unanswered, help us to find answer for this one

588. During the ejection period, _______.

Blood is pumped into the and

Increase in pressure and increase in radius diameter

It increases as we approach puberty.

To accommodate weight gain and height changes

All of the above

Answer

Correct Answer: Blood is pumped into the and

Note: This Question is unanswered, help us to find answer for this one

589. Altering the radii of the afferent and efferent arterioles provides for _______.

blood pressure homeostasis and glomerular filtration rate homeostasis

glomerular hydrostatic pressure homeostasis

glomerular filtration rate homeostasis

blood pressure homeostasis

glomerular filtration rate homeostasis and glomerular hydrostatic pressure homeostasis

Answer

Correct Answer: glomerular filtration rate homeostasis and glomerular hydrostatic pressure homeostasis

Note: This Question is unanswered, help us to find answer for this one

590. ________ are responsible for the detection of mean arterial pressure.

Venous baroreceptors

Arterial baroreceptors

Aortic chemoreceptors

Thermoreceptors

Medullary chemoreceptors

Answer

Correct Answer: Arterial baroreceptors

Note: This Question is unanswered, help us to find answer for this one

591. The most active form of ____________ is called calcitriol.

Vitamin D

Calcitonin.

Movement

Digestive

Protection

Answer

Correct Answer: Vitamin D

Note: This Question is unanswered, help us to find answer for this one

592. The main force(s) opposing glomerular filtration is (are) __________.

Blood colloid osmotic pressure and capsular hydrostatic pressure

Blood hydrostatic pressure

Capsular hydrostatic pressure

Blood hydrostatic pressure and capsular hydrostatic pressure

Answer

Correct Answer: Blood colloid osmotic pressure and capsular hydrostatic pressure

Note: This Question is unanswered, help us to find answer for this one

593. The macula densa forms part of the __________.

Blood hydrostatic pressure.

Juxtaglomerular complex

A knot of capillaries within the renal corpuscle.

None of these

Answer

Correct Answer: Juxtaglomerular complex

Note: This Question is unanswered, help us to find answer for this one

594. The law that applies to the amount of co2 you could dissolve in a soda is called ________ law.

Dalton's

Boyle's

Henry's

Murphy's.

Answer

Correct Answer: Henry's

Note: This Question is unanswered, help us to find answer for this one

595. The lateral rotators act on the __________.

Deltoid

Brachialis

Femur.

Teres major

Answer

Correct Answer: Femur.

Note: This Question is unanswered, help us to find answer for this one

596. The knee is reinforced laterally by the __________ ligament.

Tibial collateral

Smaller

Condylar

Fibular collateral

Answer

Correct Answer: Fibular collateral

Note: This Question is unanswered, help us to find answer for this one

597. The kidneys help regulate blood ph by excreting _ in the urine and by reabsorbing __.

H+; bicarbonate

Voiding requires

Renal plasma clearance is

Glomerular Filtration

Answer

Correct Answer: H+; bicarbonate

Note: This Question is unanswered, help us to find answer for this one

598. The genetic determinate for male reproductive development is ________.

Lack of an X chromosome.

Presence of testosterone.

The SRY gene

None of these

Answer

Correct Answer: The SRY gene

Note: This Question is unanswered, help us to find answer for this one

599. The formation of diverticula involves, most significantly, the ______.

Atrophy of the muscularis externa

Atrophy of the mucosa

Weakening of the colon's submucosa

Thickening of the serosa

Answer

Correct Answer: Weakening of the colon's submucosa

Note: This Question is unanswered, help us to find answer for this one

600. The extensor muscle that branches to form four tendons on the back of the hand is the __________.

Extensor carpi radialis longus

Extensor digitorum

Extensor carpi radialis brevis

Extensor ulnaris

Answer

Correct Answer: Extensor digitorum

Note: This Question is unanswered, help us to find answer for this one

601. The enterogastric reflex serves to __________.

Inhibit gastric motility when there is chyme in the small intestine

A bile ductule, a branch of the hepatic artery, and a branch of the hepatic portal vein

Stretching of the rectum

Lamina propria, muscularis mucosae, submucosa, muscularis externa, serosa

Answer

Correct Answer: Inhibit gastric motility when there is chyme in the small intestine

Note: This Question is unanswered, help us to find answer for this one

602. The elbow performs flexion and extension, and is therefore a _________ joint.

Hinge

Deeper joint socket

Flexed

Inversion

Answer

Correct Answer: Hinge

Note: This Question is unanswered, help us to find answer for this one

603. The deltoid ligament, lateral ligament, and tibiofibular ligaments belong to the ________ joint.

Tarsometatarsal

Talocrural

Humeroradial

Knee

Answer

Correct Answer: Talocrural

Note: This Question is unanswered, help us to find answer for this one

604. Somatic reflexes activate __________.

Glands.

Smooth muscle

Skeletal muscle.

Cardiac muscle.

Answer

Correct Answer: Skeletal muscle.

Note: This Question is unanswered, help us to find answer for this one

605. Smoking inhibits cilia by inhibiting the movements of ______.

Dynein molecules

Interstitial fluid

Epinephrine

Bronchiole

Answer

Correct Answer: Dynein molecules

Note: This Question is unanswered, help us to find answer for this one

606. Small secondary lymphoid organs, which cluster along lymphatic vessels, are termed ________.

Lymph nodes

Lymphocytes

Pancreas

Erythrocytes

Answer

Correct Answer: Lymph nodes

Note: This Question is unanswered, help us to find answer for this one

607. Small muscle masses attached to the chordae tendineae are the ________.

Papillary Muscles

Coronary arteries

Pulmonary veins

Pulmonary trunk

Coronary sinus

Answer

Correct Answer: Papillary Muscles

Note: This Question is unanswered, help us to find answer for this one

608. Several digestive enzymes are secreted as zymogens because __________.

They act only in the stomach lumen and do not digest intracellular proteins.

It milks the chyme toward the colon.

Triglycerides

Bile salts

Answer

Correct Answer: They act only in the stomach lumen and do not digest intracellular proteins.

Note: This Question is unanswered, help us to find answer for this one

609. Seventy percent of all sensory receptors are located in the ________.

Nose

Ears

Eye

Skin.

Answer

Correct Answer: Eye

Note: This Question is unanswered, help us to find answer for this one

610. Respiratory acidosis can be compensated for by _______.

The kidneys.

60 mm Hg

Metabolic alkalosis and hypoventilation

Hydrochloride

Answer

Correct Answer: The kidneys.

Note: This Question is unanswered, help us to find answer for this one

611. Receptors for nonsteroid hormones are located in _____.

Association with a cell's plasma membrane.

Calcitonin

Luteinizing hormone (LH)

Transduction

Answer

Correct Answer: Association with a cell's plasma membrane.

Note: This Question is unanswered, help us to find answer for this one

612. Potentially damaging stimuli that result in pain are selectively detected by ________.

Photoreceptors

Nociceptors

Proprioceptors

Interoceptors

Answer

Correct Answer: Nociceptors

Note: This Question is unanswered, help us to find answer for this one

613. Possible causes of hypoxia include ________

Taking several rapid deep breaths

Too little oxygen in the atmosphere

Getting very cold

All of these

Answer

Correct Answer: Taking several rapid deep breaths

Note: This Question is unanswered, help us to find answer for this one

614. Pointing the toes is an example of ________.

Protraction.

Plantar flexion.

Pronation.

Circumduction.

Answer

Correct Answer: Plantar flexion.

Note: This Question is unanswered, help us to find answer for this one

615. Patients with rhinitis often have "watery eyes" because ______.

The infection has stimulated increased lacrimal fluid secretion by the lacrimal glands

The infection has caused inflammation of the nasolacrimal ducts

The paranasal sinuses are blocked with excess mucus

All of the listed responses are correct.

Answer

Correct Answer: The infection has caused inflammation of the nasolacrimal ducts

Note: This Question is unanswered, help us to find answer for this one

616. Pancreatic juice does not contain __________.

Enteropeptidase.

Mesenteries

Serosal lining

Lamina propria

Answer

Correct Answer: Enteropeptidase.

Note: This Question is unanswered, help us to find answer for this one

617. One of the direct consequences of lactose intolerance is ______.

Increased osmotic pressure of the large intestine contents

Conscious neural control

Neural control over the digestive system is through the autonomic nervous system, which does not function under conscious control mechanisms.

Being stressed or frightened

Neutralizing chyme entering the small intestine from the stomach

Answer

Correct Answer: Increased osmotic pressure of the large intestine contents

Note: This Question is unanswered, help us to find answer for this one

618. Normally menstruation occurs when ________

Blood levels of FSH fall off.

Blood levels of estrogen and progesterone decrease.

Blood levels of estrogen

Non of these

Answer

Correct Answer: Blood levels of FSH fall off.

Note: This Question is unanswered, help us to find answer for this one

619. Muscles that act on the knee joint form most of the mass of the __________.

Abduction of the humerus

Sheath

Anterior superior iliac

Thigh

Answer

Correct Answer: Thigh

Note: This Question is unanswered, help us to find answer for this one

620. Motor pathways are _ tracts that control _.

Preganglionic

Terminal

Posterior

Postganglionic

Primary

Answer

Correct Answer: Preganglionic

Note: This Question is unanswered, help us to find answer for this one

621. Motion sickness seems to ________.

Respond best to medication taken after salivation and pallor begins

Respond best to medication that

Result from activation of nausea centers in the brain stem

Result from mismatch between visual and vestibular inputs

Answer

Correct Answer: Result from mismatch between visual and vestibular inputs

Note: This Question is unanswered, help us to find answer for this one

622. Items in the blood that are not filtered will travel from the glomerulus to the ________.

Afferent arteriole

Antidiuretic hormone (ADH)

Intracellular fluid or ICF

Internal urethral sphincter

Answer

Correct Answer: Afferent arteriole

Note: This Question is unanswered, help us to find answer for this one

623. Inhibiting osteoclast activity would prevent _______.

Osteoporosis

Ovariectomy

Osteopenia

Osteopenia and osteoporosis.

Answer

Correct Answer: Osteopenia and osteoporosis.

Note: This Question is unanswered, help us to find answer for this one

624. Information from balance (equilibrium) receptors is processed in __________.

Visual receptors

The brain stem

The cerebral cortex

Somatic receptors in the muscles

Answer

Correct Answer: The brain stem

Note: This Question is unanswered, help us to find answer for this one

625. Infants have deciduous teeth, whereas adults have permanent teeth.

32; 32.

28; 20.

32; 20.

16; 20.

20; 32.

Answer

Correct Answer: 20; 32.

Note: This Question is unanswered, help us to find answer for this one

626. In the pericardial sac, the ________ lies directly deep to the fibrous pericardium.

Parietal layer of the serous percardium

Visceral layer of the serous pericardium

Costal cartilage of the third rib whrere it attaches to the sternum.

The parietal pericardium and the visceral pericardium

Answer

Correct Answer: Parietal layer of the serous percardium

Note: This Question is unanswered, help us to find answer for this one

627. In the nephron, the fluid that immediately precedes urine is known as __________.

Glomerulus.

Urochrome.

Tubular fluid.

Fibrous capsule

Answer

Correct Answer: Tubular fluid.

Note: This Question is unanswered, help us to find answer for this one

628. In the digestive system, food that has been completely processed is found __________.

Kidney failure

Store urine before elimination

In the large intestines

Nephrons

Answer

Correct Answer: In the large intestines

Note: This Question is unanswered, help us to find answer for this one

629. In an autonomic motor pathway, the first cell in the two-neuron chain is the ______ neuron.

Preganglionic

Sympathetic

Cardiac plexus

Erection of the male penis and female clitoris

Answer

Correct Answer: Preganglionic

Note: This Question is unanswered, help us to find answer for this one

630. If "wrist drop" were to appear, there would also be an increased probability of ______.

Median nerve

Cutaneous branches of the median nerve

Cerebellum and basal nuclei

Inability to extend the forearm

Answer

Correct Answer: Inability to extend the forearm

Note: This Question is unanswered, help us to find answer for this one

631. Hypoxia can be caused by ______.

Ventilation-perfusion coupling

As a bicarbonate ion in plasma

Hyposecretion of erythropoietin

Intrapulmonary pressure change

Answer

Correct Answer: Hyposecretion of erythropoietin

Note: This Question is unanswered, help us to find answer for this one

632. Hiccups could occur if there was irritation or damage to the ______.

Transmission of excitatory signals from the brain to the neurons that form the femoral nerve

Olfactory

Visceral pain afferents travel along the same pathways as somatic pain fibers.

Motor branches of ventral rami associated with the C3-C5 region of the spinal cord

Answer

Correct Answer: Motor branches of ventral rami associated with the C3-C5 region of the spinal cord

Note: This Question is unanswered, help us to find answer for this one

633. Gustatory hairs are to taste as olfactory hairs are to ________.

Sight

Smell

Hearing

Dynamic equilibrium

Answer

Correct Answer: Smell

Note: This Question is unanswered, help us to find answer for this one

634. Greenstick fractures most commonly occur in children because __________.

Epithelial tissue is composed of cells and a thick vascular matrix.

Ectoderm

Ruptured calcaneal (Achilles) tendon

Their bones contain larger amounts of collagen

Answer

Correct Answer: Their bones contain larger amounts of collagen

Note: This Question is unanswered, help us to find answer for this one

635. Functions of the spleen include all of those below except ________.

Removal of old or defective red blood cells.

Contains crypts that trap bacteria.

Storage area for blood platelets.

Storage area of iron.

Answer

Correct Answer: Contains crypts that trap bacteria.

Note: This Question is unanswered, help us to find answer for this one

636. For ingested foods, the first opportunity for enzymatic digestion occurs in the _____.

Large intestine.

Pancreas.

Mouth.

Stomach

Answer

Correct Answer: Mouth.

Note: This Question is unanswered, help us to find answer for this one

637. Flow of lymph through a lymph node is slowed due to ________.

The viscous nature of lymph

Fewer efferent vessels draining it compared to many afferent vessels feeding it

The presence of lymphocytes and macrophages

Mini-valves

Answer

Correct Answer: Fewer efferent vessels draining it compared to many afferent vessels feeding it

Note: This Question is unanswered, help us to find answer for this one

638. Expiratory reserve volume + residual volume = _______ capacity.

Respiratory Rate

Inspiratory Capacity

Total Lung Capacity

Respiratory Capacity

Answer

Correct Answer: Respiratory Rate

Note: This Question is unanswered, help us to find answer for this one

639. Erection (vasodilation) of the penis or clitoris ________.

Depends very little on autonomic activation

Is the result of coordinated activation by both sympathetic and parasympathetic input

Is primarily under sympathetic control

Is primarily under parasympathetic control

Answer

Correct Answer: Is primarily under parasympathetic control

Note: This Question is unanswered, help us to find answer for this one

640. Developing ovarian follicles primarily secrete _____.

Oviduct

Uterus

Urethra

Estrogens

Answer

Correct Answer: Estrogens

Note: This Question is unanswered, help us to find answer for this one

641. Damage to the ulnar nerve could result in the inability to ______.

Supinate or pronate the forearm

Flex the wrist

Extend the forearm

Answer

Correct Answer: Flex the wrist

Note: This Question is unanswered, help us to find answer for this one

642. Coronal, sagittal, and lambdoid are examples of __________.

Syndesmoses

Gomphoses

Serrate sutures

Plane sutures

Lap sutures

Answer

Correct Answer: Serrate sutures

Note: This Question is unanswered, help us to find answer for this one

643. Cold medicines can_______.

Reasoning, judgment, and concentration

Have side effects that slow your ability to think and react quickly

Unpredictable

False sense of well being

Answer

Correct Answer: Have side effects that slow your ability to think and react quickly

Note: This Question is unanswered, help us to find answer for this one

644. Clonus often accompanies a ______ reflex after damage has occurred to the brain.

Hyperactive

Ipsilateral.

Axillary nerve.

Funiculus.

Answer

Correct Answer: Hyperactive

Note: This Question is unanswered, help us to find answer for this one

645. Chyme entering the large intestine normally consists of __________.

Indigestible fiber, enteric bacteria,

Proteins

Hepatic portal vein

An oblique muscle layer

Answer

Correct Answer: Indigestible fiber, enteric bacteria,

Note: This Question is unanswered, help us to find answer for this one

646. Cellular responses to hormones that initiate second-messenger systems include ________.

Possible activation of several different second-messenger systems

Hormone binding to intracellular receptors

Formation of a specific protein kinase that acts on a series of extracellular intermediates

Cyclic AMP phosphodiesterase formation of an active second messenger

Answer

Correct Answer: Possible activation of several different second-messenger systems

Note: This Question is unanswered, help us to find answer for this one

647. Cardiovascular effects of the sympathetic division include all of the following except ________.

Cardiovascular effects of the sympathetic

Constriction of most blood vessels.

Dilation of the vessels serving the ...

Answer

Correct Answer: Dilation of the vessels serving the ...

Note: This Question is unanswered, help us to find answer for this one

648. Bending your head back until it hurts is an example of ________.

Hyperextension

The hip and shoulder

The radius and ulna along its length

All synovial joints are freely movable.

Answer

Correct Answer: Hyperextension

Note: This Question is unanswered, help us to find answer for this one

649. At its insertion (unlike at its origin), the buccinator muscle __________.

Infraglenoid tubercle of the scapula

Attaches to fibers of another facial muscle

Radial nerve

Lateral condyle and posterior surface of the femur

Answer

Correct Answer: Attaches to fibers of another facial muscle

Note: This Question is unanswered, help us to find answer for this one

650. Annelids __________.

Segmented worms

Leeches

Polychaetes

Earthworms

Answer

Correct Answer: Earthworms

Note: This Question is unanswered, help us to find answer for this one

651. An obstruction by a gallstone is least likely to occur in the ______.

Common hepatic duct

Stimulates muscarinic receptors in salivary gland serous cells

Spreads directly to the parietal peritoneum

The last deciduous teeth to emerge are the two pairs of premolars on each side of each jaw.

Answer

Correct Answer: Common hepatic duct

Note: This Question is unanswered, help us to find answer for this one

652. An effective way to medically treat diarrhea would be to use a drug that ______.

Increases the activity of the longitudinal layer of the muscularis

Increases the activity of the parasympathetic division of the ANS

Inhibits muscle tone in the anal sphincters

Inhibits the activity of the myenteric nerve plexus

Answer

Correct Answer: Inhibits the activity of the myenteric nerve plexus

Note: This Question is unanswered, help us to find answer for this one

653. Along the way, sperm journey through the __________ where they are nourished by a nutritious fluid.

Seminal vesicles

Vas deferens

Prostate gland

Testosterone

Answer

Correct Answer: Seminal vesicles

Note: This Question is unanswered, help us to find answer for this one

654. Aldosteronism will cause ______.

-decreased secretion of renin

-decreased secretion of ANP (atrial naturetic peptide)

-decreased loss of K+ in the urine

-None of the listed responses is correct.

Answer

Correct Answer: -decreased secretion of renin

Note: This Question is unanswered, help us to find answer for this one

655. Aldosterone decreases ___ reabsorption

Aldosterone

Angiotensin II

ADH

ANP

Answer

Correct Answer: Aldosterone

Note: This Question is unanswered, help us to find answer for this one

656. Alcohol acts as a diuretic because it ________.

Thick segment moves ions out into interstitial spaces for reabsorption

Inhibits the release of ADH

Internal urethral sphincter

None of these

Answer

Correct Answer: Inhibits the release of ADH

Note: This Question is unanswered, help us to find answer for this one

657. After ovulation, high levels of _ inhibit _ secretion.

Estrogen and progesterone ... FSH and LH

FSH and LH ... estrogen and progesterone

HCG ... estrogen and progesterone

Estrogen ... FSH

Answer

Correct Answer: Estrogen and progesterone ... FSH and LH

Note: This Question is unanswered, help us to find answer for this one

658. After axonal injury, regeneration in peripheral nerves is guided by ________.

Schwann cells

Median nerve

Stretch reflex

Sacral plexus

Answer

Correct Answer: Schwann cells

Note: This Question is unanswered, help us to find answer for this one

659. Addiction onset by cocaine and amphetamines is characterized by increased _____.

Persistence of dopamine in the brain's synapses.

Air pressure waves to fluid pressure waves

White matter in the brain and the white matter in the spinal cord

A filtrate of the blood

Answer

Correct Answer: Persistence of dopamine in the brain's synapses.

Note: This Question is unanswered, help us to find answer for this one

660. Activated macrophages release endogenous pyrogens that cause __________.

IgE

Liver

Fever

Right arm

Answer

Correct Answer: Fever

Note: This Question is unanswered, help us to find answer for this one

661. A mumps viral infection of the two parotid glands may ______.

Water absorption and feces elimination

Spreads directly to the parietal peritoneum

Normally, the duodenum lacks a mucosal layer.

Spread to the other salivary glands

Answer

Correct Answer: Spread to the other salivary glands

Note: This Question is unanswered, help us to find answer for this one

662. A decrease in pco2 causes of the bronchioles and of the pulmonary arterioles.

Dilation; dilation

Constriction; constriction

Constriction; dilation

Dilation; constriction

Answer

Correct Answer: Constriction; dilation

Note: This Question is unanswered, help us to find answer for this one

663. A ________ fracture is produced by twisting stresses applied to the bone.

Neck.

Calcitriol

Spiral

Osteons.

Answer

Correct Answer: Spiral

Note: This Question is unanswered, help us to find answer for this one

664. ________ are pointed teeth that are adapted for tearing and slashing.

Incisors

Bicuspids

Premolars

Cuspids

Molars.

Answer

Correct Answer: Incisors

Note: This Question is unanswered, help us to find answer for this one

665. ________ are clusters of lymphatic nodules deep to the epithelial lining of the small intestine.

Lymph glands

Tonsils

Peyer's patches

Adenoids

Answer

Correct Answer: Peyer's patches

Note: This Question is unanswered, help us to find answer for this one

666. Muscles make up more than _____ of a person's body mass.

10%

25%

40%

75%

Answer

Correct Answer: 40%

Note: This Question is unanswered, help us to find answer for this one

667. The temporalis muscle is innervated by the mandibular branch of the __________.

Optic nerve

Trochlear nerve

Trigeminal nerve

Abducens nerve.

Answer

Correct Answer: Trigeminal nerve

Note: This Question is unanswered, help us to find answer for this one

668. Oxygen and carbon dioxide pass back and forth between the alveoli and the blood through _____.

Capillaries.

Jejunum

Bronchi

Alveoli

Answer

Correct Answer: Capillaries.

Note: This Question is unanswered, help us to find answer for this one

669. postganglionic sympathetic neurons secrete onto their target cells.

Most, acetylcholine

All, acetylcholine

All, norepinephrine

Most, norepinephrine

Answer

Correct Answer: Most, norepinephrine

Note: This Question is unanswered, help us to find answer for this one

670. The smell of __________ causes a relaxed, pleasant facial expression in newborns.

Bananas

Coffee.

Formula

Anise.

Answer

Correct Answer: Bananas

Note: This Question is unanswered, help us to find answer for this one

671. In erik erikson's theory, adults strive for generativity to achieve a sense of _____.

Immortality.

Generativity:

Stagnation:

Social clock

Answer

Correct Answer: Immortality.

Note: This Question is unanswered, help us to find answer for this one

672. Condoms are less effective against the spread of _____.

Dry;sunlight

Vaginal; anal

Genital warts

Genital

Answer

Correct Answer: Genital

Note: This Question is unanswered, help us to find answer for this one

673. The physical or psychological mistreatment or neglect of elderly individuals is called __________.

Ageism

Elder abuse

Age discrimination.

None of these

Answer

Correct Answer: Ageism

Note: This Question is unanswered, help us to find answer for this one

674. Some form of domestic violence occurs in _____% of all marriages in the u.s. 50 75 25 35

50.

Answer

Correct Answer: 25

Note: This Question is unanswered, help us to find answer for this one

675. Common ways to be generative include caregiving, employment, and _____.

Parenthood.

Travel.

Financial security.

Goal-setting exercises.

Answer

Correct Answer: Parenthood.

Note: This Question is unanswered, help us to find answer for this one

676. Adolescent _____ is the heightened self-consciousness of adolescents.

Egocentrism.

Early to middle adolescence.

Women more than men.

10 times more likely

Answer

Correct Answer: Egocentrism.

Note: This Question is unanswered, help us to find answer for this one

677. With regard to modern contraception, _____ has a failure rate of about 1 in 400 women.

The pill.

The hormone implant.

The condom.

Abstinence.

Answer

Correct Answer: The hormone implant.

Note: This Question is unanswered, help us to find answer for this one

678. When the immune system is primed to resist a particular disease, the process is called _____.

Sensorimotor intelligence

Reflexes, cooing, babbling and spoken words.

Provides antibodies to fight diseases

Immunization

Answer

Correct Answer: Immunization

Note: This Question is unanswered, help us to find answer for this one

679. On average, the dramatic adolescent growth spurt occurs __________ earlier in girls than in boys

6 months.

1 year.

18 months.

2 years.

Answer

Correct Answer: 2 years.

Note: This Question is unanswered, help us to find answer for this one

680. Chris is high in extroversion and therefore will probably _____.

Become a librarian or safety inspector.

Select an introverted mate as a ...

Be likely to get a divorce.

Have a life that is in constant flux

Answer

Correct Answer: Be likely to get a divorce.

Note: This Question is unanswered, help us to find answer for this one

681. An adolescent who thinks about the injustice of a situation is in piaget's _____ period.

Accommodation.

Formal operational(Formal operational thinkers are capable of abstract, hypothetical thought.)

A 4-year-old girl

Role confusion.

Answer

Correct Answer: Formal operational(Formal operational thinkers are capable of abstract, hypothetical thought.)

Note: This Question is unanswered, help us to find answer for this one

682. A formula-fed baby is more likely to _____ than a breast-fed baby.

Deferred imitation.

Information-processing theory.

Fifth and sixth

Have more allergies

Answer

Correct Answer: Have more allergies

Note: This Question is unanswered, help us to find answer for this one

683. The cellulase in this experiment came from _______.

An animal

A plant

Fungi

Bacteria

Answer

Correct Answer: Bacteria

Note: This Question is unanswered, help us to find answer for this one

684. The typical and most common type of synapse is__________.

Somatic sensory

Axodendritic

Polysynaptic

Endoneurium

Answer

Correct Answer: Axodendritic

Note: This Question is unanswered, help us to find answer for this one

685. Injury to cervical vertebra c3-c4 is particularly problematic because ________.

Mechanoreceptors

Thermoreceptors

Nociceptors

Chemoreceptors,

Answer

Correct Answer: Chemoreceptors,

Note: This Question is unanswered, help us to find answer for this one

686. An action potential requires _______.

A postsynaptic potential.

An action potential.

An action potential and a receptor potential.

A receptor.

Answer

Correct Answer: A postsynaptic potential.

Note: This Question is unanswered, help us to find answer for this one

687. In older adults, a positive world view _____.

Correlates with less well-being

Correlates with believing that life is meaningful

Is associated with

None of these

Answer

Correct Answer: Correlates with less well-being

Note: This Question is unanswered, help us to find answer for this one

688. ________ pick up cholesterol from the peripheral tissues and return it to the liver.

VLDLs

LDLs

HDLs.

Triglycerides.

Answer

Correct Answer: VLDLs

Note: This Question is unanswered, help us to find answer for this one

689. Rainforest deforestation is contributing to _______.

A decline in global biodiversity

The reduction of greenhouse gases

Increased soil ...

None of these

Answer

Correct Answer: A decline in global biodiversity

Note: This Question is unanswered, help us to find answer for this one

690. The movement of fluids between cellular compartments ________.

Calcium ions

Potassium ions

Hydrogen ions

Sodium ions

Answer

Correct Answer: Sodium ions

Note: This Question is unanswered, help us to find answer for this one

691. The regulation of potassium balance ________.

Is accomplished mainly by hepatic mechanisms

Involves aldosterone-induced secretion of potassium

Includes renal secretion, but never absorption

Is not linked to sodium balance

Answer

Correct Answer: Involves aldosterone-induced secretion of potassium

Note: This Question is unanswered, help us to find answer for this one

692. The fibrous outer layer of the eye which retains the overall shape of the eye is the _____.

Sclera

Cornea

Aqueous humor

Iris

Answer

Correct Answer: Sclera

Note: This Question is unanswered, help us to find answer for this one

693. Birds and earthworms have a _____ that stores and softens food.

CROP

Pit

Synapse

Nucleus

Answer

Correct Answer: CROP

Note: This Question is unanswered, help us to find answer for this one

694. The trabeculae carneae are located in the __________.

Epicardium.

Ventricles.

Atrium.

None of these

Answer

Correct Answer: Ventricles.

Note: This Question is unanswered, help us to find answer for this one

695. During development embryonic cells will fuse to form muscle fibers. this will result in ________.

The coordination of nerve signals to muscle fibers

The striations that appear in skeletal and cardiac muscle tissues

Multinucleated muscle fibers that can extend as long as 30 centimeters

Interlocking of cells that can prevent the filaments from sliding

Answer

Correct Answer: Multinucleated muscle fibers that can extend as long as 30 centimeters

Note: This Question is unanswered, help us to find answer for this one

696. A ruptured appendix is life threatening because ________.

it is likely to cause massive infection of the abdominopelvic cavity

the large intestine will no longer be able to receive digested material from the small intestine

it is likely to cause severe internal bleeding

loss of the appendix's function will cause an immune deficiency in the digestive system

Answer

Correct Answer: it is likely to cause massive infection of the abdominopelvic cavity

Note: This Question is unanswered, help us to find answer for this one

697. A mismatch of blood types during a transfusion is dangerous because ________.

Preformed antibodies in the recipient's blood will bind

Hypoxia of EPO-producing cells

Loss of blood pressure and loss of oxygen carrying capacity

Hemocytoblast

Answer

Correct Answer: Preformed antibodies in the recipient's blood will bind

Note: This Question is unanswered, help us to find answer for this one

698. Graded potentials are produced within the _______________________ segment of a neuron.

Receptive

Retrograde transport

Bones and joints

Repolarization

Answer

Correct Answer: Receptive

Note: This Question is unanswered, help us to find answer for this one

699. A fall or an improperly delivered gluteal injection could result in ________.

Sciatica

Neurofibromatosis.

Postpoliomyelitis muscular atrophy.

Phantom limb pain

Answer

Correct Answer: Sciatica

Note: This Question is unanswered, help us to find answer for this one

700. The ____ builds compounds, whereas the breaks things down.

Endoplasmic reticulum, lysosome

Lysosome, Endoplasmic reticulum

Chloroplast, central vacuole

None of these

Answer

Correct Answer: Endoplasmic reticulum, lysosome

Note: This Question is unanswered, help us to find answer for this one

701. The _____ functional group can always be found in a carbohydrate molecule.

Monosaccharide

Nucleic acids

Hydroxyl group

Peptidoglycan

Answer

Correct Answer: Hydroxyl group

Note: This Question is unanswered, help us to find answer for this one

702. The cerebrospinal fluid (csf) is confined between the and the .

Epidural space; subdural space

Dura mater; arachnoid mater

Pia mater; arachnoid mater

Pia mater; dura mater

Answer

Correct Answer: Pia mater; arachnoid mater

Note: This Question is unanswered, help us to find answer for this one

703. The cells that perform immunological surveillance are the ________ cells.

Plasma

Suppressor T

Helper T

Answer

Correct Answer: NK

Note: This Question is unanswered, help us to find answer for this one

704. The bolus is liquefied in the ________ and it is now called chyme.

Mouth

Esophagus

Stomach

Small intestine

Answer

Correct Answer: Stomach

Note: This Question is unanswered, help us to find answer for this one

705. The blood testis barrier is to newly formed sperm cells as the blood thymus barrier is to ________.

Mast cells

T lymphocyte precursors

White pulp

Plasma cells

Answer

Correct Answer: T lymphocyte precursors

Note: This Question is unanswered, help us to find answer for this one

706. The biochemical reaction that consumes the majority of a muscle's atp is the __________.

Muscle action potential

Actin myosin cross-bridge cycle

Neuromuscular transmission

Sodium-potassium pump

Answer

Correct Answer: Actin myosin cross-bridge cycle

Note: This Question is unanswered, help us to find answer for this one

707. The arrangement of the fibers and minerals in an osteon function to resist ________.

Compression

Tension

Torsion

Bending

Answer

Correct Answer: Torsion

Note: This Question is unanswered, help us to find answer for this one

708. The adult hip bone consists of _____ regions.

Answer

Correct Answer: 3

Note: This Question is unanswered, help us to find answer for this one

709. The adrenal medulla is different from the remainder of the sympathetic division because __________.

Postganglionic neurons of the adrenal medulla secrete acetylcholine

It has short preganglionic fibers and long postganglionic fibers

It secretes epinephrine and norepinephrine, which act as hormones, rather than as neurotransmitters

It is the only structure of the sympathetic division whose preganglionic cell bodies are not in the lateral horns of the spinal cord

Answer

Correct Answer: It secretes epinephrine and norepinephrine, which act as hormones, rather than as neurotransmitters

Note: This Question is unanswered, help us to find answer for this one

710. The absence or inhibition of acetylcholinesterase at a synapse would lead to __________.

Flaccid paralysis

Tetanus

Atrophy

Numbness

Muscle wasting

Answer

Correct Answer: Tetanus

Note: This Question is unanswered, help us to find answer for this one

711. The ability to control the micturition reflex depends on the control of the _________.

External urethral sphincter

Formation of kidney stones

Reduction in the GFR

None of these

Answer

Correct Answer: External urethral sphincter

Note: This Question is unanswered, help us to find answer for this one

712. The "master switch" for male reproductive development is ________.

Inhibition of estrogen

The SRY gene

Lack of an X chromosome

Presence of testosterone.

Answer

Correct Answer: The SRY gene

Note: This Question is unanswered, help us to find answer for this one

713. The "essential nutrients" for proper human nutrition include _____.

Calcium

Sodium

Potassium

All of these

Answer

Correct Answer: All of these

Note: This Question is unanswered, help us to find answer for this one

714. The _______________ system prepares food for absorption into the bloodstream.

Digestive

Involuntary

Kidneys

Endocrine

Answer

Correct Answer: Digestive

Note: This Question is unanswered, help us to find answer for this one

715. The __________ type of muscle fiber has relatively few mitochondria.

Cardiac

Slow

Fast

Intermediate

Answer

Correct Answer: Fast

Note: This Question is unanswered, help us to find answer for this one

716. The synthesizes bile acids by metabolizing .

Duodenum; neutral fats

Ileum, bilirubin

Gallbladder; cholesterol

Pancreas; bile salts

Liver; cholesterol

Answer

Correct Answer: Liver; cholesterol

Note: This Question is unanswered, help us to find answer for this one

717. The __________ stores excess glucose and releases it into the blood when needed.

Stomach

Liver

Bile salts

Rugae

Answer

Correct Answer: Liver

Note: This Question is unanswered, help us to find answer for this one

718. The __________ regulates the flow of contents from the stomach to the duodenum.

Gastric rugae

Antrum

Pyloric sphincter

Fundus

Cardial part

Answer

Correct Answer: Pyloric sphincter

Note: This Question is unanswered, help us to find answer for this one

719. The ________ receives lymph from the left half of the body and part of the right side as well.

Veins

Thoracic duct

Proteins

None of these

Answer

Correct Answer: Thoracic duct

Note: This Question is unanswered, help us to find answer for this one

720. The ________ is the only bone in the body that does not directly articulate with any other bone.

Hyoid bone

Vomer

Temporal bone

Clavicle

Answer

Correct Answer: Hyoid bone

Note: This Question is unanswered, help us to find answer for this one

721. A condition that affects the urinary system and can be fatal is __________.

Kidney failure

A stomach ulcer

Irritable bowel syndrome

Lactose intolerance

Answer

Correct Answer: Kidney failure

Note: This Question is unanswered, help us to find answer for this one

722. A body mass index of 40 represents ________.

No health risk

Possible health risk

High health risk

Answer

Correct Answer: No health risk

Note: This Question is unanswered, help us to find answer for this one

723. Self-propagation and refractory periods (states) are typical of _____.

Action potentials.

Exocytosis

Acetylcholine receptors at the neuromuscular junction

Acetylcholine

Answer

Correct Answer: Action potentials.

Note: This Question is unanswered, help us to find answer for this one

724. The organic substance making up the cells of all living things is (are) _____.

Nucleus

Vacuole

Membrane

Protoplasm

Answer

Correct Answer: Protoplasm

Note: This Question is unanswered, help us to find answer for this one

725. _____ of all vertebrates are general sensors for touch, pressure, and pain.

Olfactory receptors.

Chemoreceptors.

Photoreceptors.

Mechanoreceptors.

Answer

Correct Answer: Mechanoreceptors.

Note: This Question is unanswered, help us to find answer for this one

726. With the valve between the collecting duct and the urinary bladder closed, _______.

Distal tubule decreased and bladder decreased

The urine volume will increase.

ADH

Urine volume was zero

Answer

Correct Answer: Urine volume was zero

Note: This Question is unanswered, help us to find answer for this one

727. According to professional proofreaders, ________ will help to ensure high-quality results.

Multitasking to get more done

Concentrating on what you're doing

Reviewing complex digital documents on-screen

Reading large amounts of material in one sitting

Having someone else read the document

Answer

Correct Answer: Concentrating on what you're doing

Note: This Question is unanswered, help us to find answer for this one

728. The giant protein titin maintains the organization of the ________ assisting in muscle stretching.

A Band.

Sarcoplasmic reticulum

Motor end plate

A sarcomere

Answer

Correct Answer: A Band.

Note: This Question is unanswered, help us to find answer for this one

729. Veins functions as reservoirs due to their compliance.

Pressure : high.

Pressure : lack of.

Volume : high.

Pressure : low

Answer

Correct Answer: Pressure : high.

Note: This Question is unanswered, help us to find answer for this one

730. The least variable of the different parts of the spinalis muscle is the __________.

Spinalis thoracis

Closes anal opening

Femoral nerve

Pectoral nerves

Answer

Correct Answer: Spinalis thoracis

Note: This Question is unanswered, help us to find answer for this one

731. The juxtaglomerular apparatus describes the unique region of the nephron where ________.

Afferent and efferent arterioles are in contact with the distal tubule.

Detrusor muscle only.

Detrusor and the internal urethral sphincter

Antidiuretic hormone

Secretion into the renal tubules.

Answer

Correct Answer: Afferent and efferent arterioles are in contact with the distal tubule.

Note: This Question is unanswered, help us to find answer for this one

732. The ion imbalance known as initially leads to in excitable cells.

Hypokalemia; depolarization

Hyperkalemia; hyperpolarization

Hyperkalemia; depolarization

Hypokalemia; repolarization

Answer

Correct Answer: Hyperkalemia; depolarization

Note: This Question is unanswered, help us to find answer for this one

733. The heart pumps about liters of blood a day and contracts about _ times in a lifetime.

1,000 liters; 1 billion

1,200 liters; 2 billion

3,000 liters; 2 billion

7,000 liters; 2.5 billion

8,256 liters; 3 billion

Answer

Correct Answer: 7,000 liters; 2.5 billion

Note: This Question is unanswered, help us to find answer for this one

734. Reduction in blood flow to a muscle fiber would have the greatest effect on ________.

fast oxidative fibers

both slow and fast oxidative fibers

fast glycolytic fibers

slow oxidative fibers

Answer

Correct Answer: slow oxidative fibers

Note: This Question is unanswered, help us to find answer for this one

735. Neurons and ________ have electrically excitable membranes that propagate action potentials.

Contraction phase

Endomysium

Muscle cells

Sacromere

Answer

Correct Answer: Muscle cells

Note: This Question is unanswered, help us to find answer for this one

736. In terms of chemical digestion of organic molecules, the stomach primarily digests ________ .

Immunity

Proteins

Acid Base Balance

Emulsifying

Answer

Correct Answer: Proteins

Note: This Question is unanswered, help us to find answer for this one

737. Chronic inhalation of fine particles that reach the alveoli leads to ________ lung disease.

Fibrotic

Hyperpnea

Increases

Tachypnea

Answer

Correct Answer: Fibrotic

Note: This Question is unanswered, help us to find answer for this one

738. An increase in the nfp would result in a(n) _______________ in the gfr.

Increase

Decrease

Both a and b

None of these

Answer

Correct Answer: Increase

Note: This Question is unanswered, help us to find answer for this one

739. An action potential is self-regenerating because __________.

Depolarizing currents established by the influx of Na+ flow down the axon and trigger an action ...

Central nervous system

Destroy ACh a brief period after its release by the axon endings

The membrane potential must depolarize from the resting voltage of -70 mV to a threshold value of -55 mV.

Answer

Correct Answer: Depolarizing currents established by the influx of Na+ flow down the axon and trigger an action ...

Note: This Question is unanswered, help us to find answer for this one

740. A typical skeletal muscle cell contains approximately _____ mitochondria.

300

3000

Answer

Correct Answer: 300

Note: This Question is unanswered, help us to find answer for this one

741. A muscle that assists another by stabilizing its origin is called its __________.

Fixator.

Agonist

Antagonist

Synergist

Answer

Correct Answer: Fixator.

Note: This Question is unanswered, help us to find answer for this one

742. Addition of more mitochondria to a muscle fiber will have the greatest effect on ________.

Fast oxidative and slow oxidative fibers

Fast glycolytic and fast oxidative fibers

Fast oxidative fibers only

Fast glycolytic fibers only

Answer

Correct Answer: Fast oxidative and slow oxidative fibers

Note: This Question is unanswered, help us to find answer for this one

743. The widest intervertebral discs are found in the ________ region.

Cervical

Thoracic

Lumbar

Sacral

Coccygeal.

Answer

Correct Answer: Lumbar

Note: This Question is unanswered, help us to find answer for this one

744. The metatarsophalangeal joints allow movement in two planes and are classified as _________ joints.

Pivot

Planar

Hinge

Ball and socket

Condylar

Answer

Correct Answer: Condylar

Note: This Question is unanswered, help us to find answer for this one

745. The insertions of the semispinatus capitus are on the __________.

Occipital bone

Trigeminal nerve

Spinal accessory nerve

Femoral nerve

Answer

Correct Answer: Occipital bone

Note: This Question is unanswered, help us to find answer for this one

746. The effects of lidocaine and tetrodotoxin were _______.

Similar, but tetrodotoxin had a greater.

The largest unmyelinated axons

The smallest and most heavily myelinated axons

The largest and most heavily myelinated axons

Answer

Correct Answer: Similar, but tetrodotoxin had a greater.

Note: This Question is unanswered, help us to find answer for this one

747. Muscles of the shoulder can be divided into groups based on __________.

Location (anterior and posterior)

Location (superior and inferior)

Distribution

Distribution and functional relationships.

Answer

Correct Answer: Distribution and functional relationships.

Note: This Question is unanswered, help us to find answer for this one

748. Most preganglionic fibers in the sympathetic nervous system synapse with __________.

No neurons.

Somatic neurons.

Parasympathetic neurons.

10-20

Answer

Correct Answer: 10-20

Note: This Question is unanswered, help us to find answer for this one

749. Because bile is not secreted into the duodenum with cirrhosis, stools are _____ colored.

Blue.

Green.

Clay.

Blood.

Answer

Correct Answer: Blue.

Note: This Question is unanswered, help us to find answer for this one

750. As the number of glucose carriers increased, the concentration of glucose in the _______.

The glomerular filtration rate increased and the glomerular pressure increased

Distal tubule decreased and bladder decreased

Urine volume was zero

Glomerular filtration rate increased, and urine volume increased.

Afferent arteriole, glomerulus, efferent arteriole

Answer

Correct Answer: Distal tubule decreased and bladder decreased

Note: This Question is unanswered, help us to find answer for this one

751. A renal pyramid voids urine into the __________.

Tubular fluid

Protein

Minor calyx

Skeletal muscle

Answer

Correct Answer: Minor calyx

Note: This Question is unanswered, help us to find answer for this one

752. A nerve poison that blocked neurotransmitter receptors on the dendrites would __________.

Neurons

The difference in charge across the plasma membrane of a resting neuron

In essence, this operates much like a battery

Prevent transmission across the synaptic cleft

Answer

Correct Answer: Prevent transmission across the synaptic cleft

Note: This Question is unanswered, help us to find answer for this one

753. When you hear your stomach grumble, it is most likely influenced by the hormone _____.

Epinephrine insulin ghrelin cytokines User

As you read this lesson and type on your computer,

You are using the second largest part of your brain

Hypothalamus brain stem

Answer

Correct Answer: Epinephrine insulin ghrelin cytokines User

Note: This Question is unanswered, help us to find answer for this one

754. The polysynaptic reflex that limits muscle tension is the __________ reflex.

Tendon

Ventral Ramus

Ventral Root

Dorsal Root

Answer

Correct Answer: Tendon

Note: This Question is unanswered, help us to find answer for this one

755. One of the major physiological factors that triggers thirst is ________.

Increased extracellular fluid water levels

Antidiuretic hormone

A rise in plasma osmolality

Hydrostatic pressure of capillary blood

Answer

Correct Answer: A rise in plasma osmolality

Note: This Question is unanswered, help us to find answer for this one

756. One can predict that a person suffering from diabetes mellitus would probably have ______.

Increased secretion of ANP (atrial natiuretic peptide)

Increased secretion of ADH (anti-diuretic hormone)

Decreased secretion of catecholamines

Decreased secretion of PTH (parathyroid hormone/parathormone)

Answer

Correct Answer: Increased secretion of ADH (anti-diuretic hormone)

Note: This Question is unanswered, help us to find answer for this one

757. ________, or pinkeye, results from damage to or irritation of the conjunctival surface.

Fuch's dystrophy

Conjunctivitis.

Glaucoma.

Myopia

Answer

Correct Answer: Fuch's dystrophy

Note: This Question is unanswered, help us to find answer for this one

758. Which of the following is responsible for holding the lungs to the thorax wall are ________.

Attached to the heme part of hemoglobin

C-shaped cartilage rings

Surface tension from pleural fluid and negative pressure in the pleural cavity

Alveolar surface tension

Answer

Correct Answer: Surface tension from pleural fluid and negative pressure in the pleural cavity

Note: This Question is unanswered, help us to find answer for this one

759. The parasympathetic tone ________.

Prevents unnecessary heart deceleration

Accelerates activity of the digestive tract

Determines normal activity of the urinary tract

Causes blood pressure to rise

Answer

Correct Answer: Determines normal activity of the urinary tract

Note: This Question is unanswered, help us to find answer for this one

760. In glaucoma, damage occurs primarily to the ______.

Blood vessels in the choroid

Ganglion cells in the retina

Aqueous humor.

Vitreous humor.

Answer

Correct Answer: Ganglion cells in the retina

Note: This Question is unanswered, help us to find answer for this one

761. Receptor-mediated endocytosis is the selective transport process that brings __________ into cells.

Some viruses, hormones, and low-density lipids (LDLs).

Receptor-mediated endocytosis

Rough endoplasmic reticulum

Smooth endoplasmic reticulum

Answer

Correct Answer: Some viruses, hormones, and low-density lipids (LDLs).

Note: This Question is unanswered, help us to find answer for this one

762. If a postsynaptic cell is stimulated to threshold by temporal summation this implies that ________.

A presynaptic neuron is sending frequent EPSP

Inability to destroy and remove acetylcholine from the synaptic cleft

Sodium channels in the membrane can open in response to electrical potential changes.

The postsynaptic cell has many synapses with many presynaptic neurons

Answer

Correct Answer: A presynaptic neuron is sending frequent EPSP

Note: This Question is unanswered, help us to find answer for this one

763. Movement of the shoulder laterally away from the body is called __________.

Buccinator

Diaphragm

Abduction

Aversion.

Answer

Correct Answer: Abduction

Note: This Question is unanswered, help us to find answer for this one

764. is a hormone, whereas is an enzyme.

Insulin

Cholecystokinin (CCK).

Secretin

Glucagon

Gastrin.

Answer

Correct Answer: Secretin

Note: This Question is unanswered, help us to find answer for this one

765. The adenoids normally destroy pathogens because they contain ______.

Nasopharynx

Paranasal

Oropharynx

Lymphocytes

Answer

Correct Answer: Lymphocytes

Note: This Question is unanswered, help us to find answer for this one

766. Surfactant helps to prevent the alveoli from collapsing by ________.

Humidifying the air before it enters

Warming the air before it enters

Interfering with the cohesiveness of water molecules, thereby reducing the surface tension of alveolar fluid

Protecting the surface of alveoli from dehydration and other environmental variations

Answer

Correct Answer: Interfering with the cohesiveness of water molecules, thereby reducing the surface tension of alveolar fluid

Note: This Question is unanswered, help us to find answer for this one

767. Steroid hormones exert their effect using __________.

Binding cell receptors and initiating cAMP activity

Entering the nucleus of a cell and initiating or altering the expression of a gene

Entering the cell and activating mitochondrial DNA

Activating the hypothalamic release of regulating hormones

Answer

Correct Answer: Entering the nucleus of a cell and initiating or altering the expression of a gene

Note: This Question is unanswered, help us to find answer for this one

768. Peristaltic waves occur in all of the following organs except ________.

Pharynx

Produce bile

Pepsin

Trypsin

Amylase

Answer

Correct Answer: Pharynx

Note: This Question is unanswered, help us to find answer for this one

769. Each muscle fiber contains tiny threads called _____, which are made of myosin and actin.

Actin is a globular contractile protein

Muscle contraction

Calcium and ATP

Cardiac muscle

Answer

Correct Answer: Actin is a globular contractile protein

Note: This Question is unanswered, help us to find answer for this one

770. Alpha-gamma coactivation causes __________.

Descending motor pathways & their collateral branches

Synapse on Alpha MN->tells SkM to contract

Collaterals to Gamma MN->tells spindle poles to contract

Answer

Correct Answer: Descending motor pathways & their collateral branches

Note: This Question is unanswered, help us to find answer for this one

771. Muscles responsible for keeping your spine upright while moving are known as ________ muscles.

Trunk extensor muscles.

Chest and biceps.

Static stretching.

Proprioceptive neuromuscular facilitation.

Active stretch.

Answer

Correct Answer: Trunk extensor muscles.

Note: This Question is unanswered, help us to find answer for this one

772. The pons exchanges information with the cerebellum over the __________.

Middle cerebellar peduncle

Falx cerebelli

Cerebrum

Thalamus

Answer

Correct Answer: Middle cerebellar peduncle

Note: This Question is unanswered, help us to find answer for this one

773. Isovolumetric contraction occurs during the __________ of the electrocardiogram.

P wave.

P-Q segment.

R wave.

S-T segment.

T wave.

Answer

Correct Answer: T wave.

Note: This Question is unanswered, help us to find answer for this one

774. Your small intestine can absorb ____ without their being further digested.

Starches

Fats

Proteins

Fructoses

Nucleic acids.

Answer

Correct Answer: Fructoses

Note: This Question is unanswered, help us to find answer for this one

775. During pleurisy, the inflamed parietal pleura of one lung rubs against the inflamed ______.

Intrapulmonary pressure change

Arterial blood carbon dioxide leve

Respiratory bronchioles

Visceral pleura of the same lung

Answer

Correct Answer: Visceral pleura of the same lung

Note: This Question is unanswered, help us to find answer for this one

776. Acting bilaterally, the splenius capitis __________.

Extends the head

Rotates the head

Laterally flexes the head

Medially flexes ...

Answer

Correct Answer: Extends the head

Note: This Question is unanswered, help us to find answer for this one

777. A patent ductus arteriosus permits ______.

Blood to flow from the aorta into the pulmonary trunk.

Total blood volume

Extrasystole

Kidneys

Answer

Correct Answer: Blood to flow from the aorta into the pulmonary trunk.

Note: This Question is unanswered, help us to find answer for this one

778. The driving force for blood flow is a(n) ________ gradient.

Osmotic

Volume

Pressure

Gravity.

Answer

Correct Answer: Pressure

Note: This Question is unanswered, help us to find answer for this one

779. Treppe is the phenomenon that results in _______.

A progressive increase in the force generated with repetitive stimulation

Motor unit recruitment

An increase in the stimulation frequency

Maximal force production by a skeletal muscle

Answer

Correct Answer: A progressive increase in the force generated with repetitive stimulation

Note: This Question is unanswered, help us to find answer for this one

780. Increasing the amount of myelination _______.

Increases the time between action potentials

Increases the time between action potentials only for small-diameter axons

Decreases the time between action potentials

Has no effect on the time between action potentials

Answer

Correct Answer: Decreases the time between action potentials

Note: This Question is unanswered, help us to find answer for this one

781. A herniated lumbar disc could interfere with ______.

Transmission of excitatory signals from the brain to the neurons that form the femoral nerve

Visceral pain afferents travel along the same pathways as somatic pain fibers.

Motor branches of ventral rami associated with the C3-C5 region of the spinal cord

Skin sensations from the lateral thigh skin sensations from the medial thigh adduction of the thigh

Answer

Correct Answer: Skin sensations from the lateral thigh skin sensations from the medial thigh adduction of the thigh

Note: This Question is unanswered, help us to find answer for this one

782. A graded hyperpolarization of a membrane can be induced by _____.

Ncreasing its membrane's permeability to Ca++

Increasing its membrane's permeability to Na+

Decreasing its membrane's permeability to Cl-

Increasing its membrane's permeability to K+

Answer

Correct Answer: Increasing its membrane's permeability to K+

Note: This Question is unanswered, help us to find answer for this one

783. The process of clot formation requires the activation of most clotting factors into __________.

Polymerizing proteins

Enzymes

Sticky versions that aggregate to form a platelet plug

Hormones

Answer

Correct Answer: Enzymes

Note: This Question is unanswered, help us to find answer for this one

784. A person with an extremely high count of neutrophils is likely suffering ________.

A viral infection

Polycythemia

Anemia

A bacterial infection.

Answer

Correct Answer: A bacterial infection.

Note: This Question is unanswered, help us to find answer for this one

785. The word ________ always refers to the part of the serosa that lines a body cavity.

Axial

Superficial

Parietal

Median

Answer

Correct Answer: Parietal

Note: This Question is unanswered, help us to find answer for this one

786. The strategy that beanstalk would most likely want to follow is called a ________ strategy.

Multinational.

Retrenchment.

Global.

Stability

Answer

Correct Answer: Multinational.

Note: This Question is unanswered, help us to find answer for this one

787. The overall purpose of the countercurrent exchange system is to ________.

Supply salt and urea to the renal medulla.

Kidney, ureter, bladder, urethra

Glucose molecules with sodium ions

Simple cuboidal epithelium with microvilli

Answer

Correct Answer: Supply salt and urea to the renal medulla.

Note: This Question is unanswered, help us to find answer for this one

788. The muscles that move the pectoral girdle insert on the scapula and the __________.

Trapezius

Clavicle

Serratus Anterior

Levator Scapulae

Answer

Correct Answer: Clavicle

Note: This Question is unanswered, help us to find answer for this one

789. The movement of colonic contents from one puckered section to another is called __________.

Mass movement

The gastrocolic reflex

The duodenocolic reflex

Haustral contraction

Answer

Correct Answer: Haustral contraction

Note: This Question is unanswered, help us to find answer for this one

790. The first level of neural integration in the somatosensory system is the __________ level.

Receptors.

Vestibulocochlear

Cervical

Stretch reflex

Answer

Correct Answer: Receptors.

Note: This Question is unanswered, help us to find answer for this one

791. Neuroglia perform all of these functions except __________.

Schwann cells

Anaxonic

Astrocytes

None of these

Answer

Correct Answer: Astrocytes

Note: This Question is unanswered, help us to find answer for this one

792. Infusion of low doses of ________ will excite neurons.

Glutamate.

Microelectrode

Magnetic resonance imaging

Antisense oligonucleotides

Answer

Correct Answer: Glutamate.

Note: This Question is unanswered, help us to find answer for this one

793. In the capillaries, hydrostatic pressure (hp) is exerted by __________.

Blood pressure

Veins

Doubled

Arterioles

Answer

Correct Answer: Blood pressure

Note: This Question is unanswered, help us to find answer for this one

794. In life threatening starvation, the kidneys synthesize glucose by __________.

Deaminating amino acids.

Norepinephrine

Diabetes mellitus

Glomerulus

Answer

Correct Answer: Deaminating amino acids.

Note: This Question is unanswered, help us to find answer for this one

795. In a(n) ________ neuron, the dendrites and axon are continuous or fused.

Unipolar.

Perikaryon

Synapse.

Type A

Calcium

Answer

Correct Answer: Unipolar.

Note: This Question is unanswered, help us to find answer for this one

796. In a healthy kidney, very little __________ is filtered by the glomerulus.

Hydrogen ions

Podocytes

Protein

Liver

Answer

Correct Answer: Protein

Note: This Question is unanswered, help us to find answer for this one

797. During relaxation, passive tension in _______ is released.

Wave stimulation

Connectin

Lactate

Twitch

Answer

Correct Answer: Connectin

Note: This Question is unanswered, help us to find answer for this one

798. Clenching the fists often enhances the knee jerk reflex. this is an example of __________.

The anterior ramus

Visceral motor

Reinforcement

Contralateral

Answer

Correct Answer: Reinforcement

Note: This Question is unanswered, help us to find answer for this one

799. Chemically gated ion channels are mainly found in the ________ segment of a neuron.

Temporal

Receptive

Reverberating

Relative.

Answer

Correct Answer: Receptive

Note: This Question is unanswered, help us to find answer for this one

800. Both the psoas major muscle and iliacus muscle insert on the __________.

Lesser trochanter of the femur.

Anterior inferior iliac spine

Medial rotation and adduction

Anterior superior iliac

Answer

Correct Answer: Lesser trochanter of the femur.

Note: This Question is unanswered, help us to find answer for this one

801. Blood ca2+ deficiency stimulates secretion, which leads to .

Parathyroid hormone; increased osteoclast

Comminuted

Yellow bone marrow

Periosteum, endosteum

Osteoblasts

Answer

Correct Answer: Parathyroid hormone; increased osteoclast

Note: This Question is unanswered, help us to find answer for this one

802. Axons insulated by a(n) _____ are able to conduct impulses faster than those not so insulated.

Dendrites

Cell Body

Axon

Myelin Sheath

Answer

Correct Answer: Myelin Sheath

Note: This Question is unanswered, help us to find answer for this one

803. An action common to the latissimus dorsi, teres major, and lower pectoralis major is _____.

Internal rotation

Extension

External rotation

Adduction

Answer

Correct Answer: Adduction

Note: This Question is unanswered, help us to find answer for this one

804. A tooth root attached to a jawbone by a periodontal ligament is a _____ .

Synchondrosis

Syndesmosis.

Gomphosis.

Synovial joint.

Answer

Correct Answer: Gomphosis.

Note: This Question is unanswered, help us to find answer for this one

805. A weak, subthreshold stimulus will result in _______.

Small depolarization at the receiving end of the neuron.

Voltage-gated Na+ channels

Voltage-gated channels

Answer

Correct Answer: Small depolarization at the receiving end of the neuron.

Note: This Question is unanswered, help us to find answer for this one

806. When the calcium was removed from the extracellular solution, _______.

No neurotransmitter was released

The amount of neurotransmitter released decreased

The amount of neurotransmitter released increased

The amount of neurotransmitter released did not change

Answer

Correct Answer: No neurotransmitter was released

Note: This Question is unanswered, help us to find answer for this one

807. Under normal conditions, the forced expiratory volume is normally _______.

75 - 85% of the vital capacity.

50 - 60% of the vital capacity

50 - 60% of the total lung capacity

75 - 85% of the total lung capacity

Answer

Correct Answer: 75 - 85% of the vital capacity.

Note: This Question is unanswered, help us to find answer for this one

808. Tracheal obstruction by a large piece of food typically involves obstruction of the ______.

Carina -

Trachealis muscle

Larynx

Tracheal cartilage.

Answer

Correct Answer: Larynx

Note: This Question is unanswered, help us to find answer for this one

809. The transition from an afferent arteriole to an efferent arteriole occurs in the __________.

Glomerulus

Medulla

Cortical radiate veins

None of these

Answer

Correct Answer: Glomerulus

Note: This Question is unanswered, help us to find answer for this one

810. The proximal nail fold projects onto the nail body as the __________.

Eponychium

Dermis

Stratum corneum

Hypodermis

Answer

Correct Answer: Eponychium

Note: This Question is unanswered, help us to find answer for this one

811. The membranes of neurons at rest are very permeable to _ but only slightly permeable to _

A. K+; Na+

B. K+; Cl-

C. Na+; Cl-

D. Na+; K+

Answer

Correct Answer: A. K+; Na+

Note: This Question is unanswered, help us to find answer for this one

812. Smooth muscles depolarize as a result of a transmembrane current of ________.

Sodium ions.

Chloride ions.

Potassium ions.

Calcium ions.

Answer

Correct Answer: Calcium ions.

Note: This Question is unanswered, help us to find answer for this one

813. Pepsin would not be found in the stomach if the __________ cells were destroyed.

Goblet

Parietal

D cells

Chief or zymogenic

Answer

Correct Answer: Chief or zymogenic

Note: This Question is unanswered, help us to find answer for this one

814. Neural circuits occur in all of these patterns except __________.

Multipolar

Reflex arc

Divergence

Viscera

Answer

Correct Answer: Multipolar

Note: This Question is unanswered, help us to find answer for this one

815. In this experiment, optical density is measured using a _______.

Thermocycler

Spectrophotometer

Caliper

Microscope.

Answer

Correct Answer: Spectrophotometer

Note: This Question is unanswered, help us to find answer for this one

816. Contraction of mesangial cells results in a ________, which decreases glomerular filtration.

Decrease in surface area of capillariesavailable for filtration

Proximal tubule : not regulated

Bowman's capsule oncotic pressure

Renal blood flow

Answer

Correct Answer: Decrease in surface area of capillariesavailable for filtration

Note: This Question is unanswered, help us to find answer for this one

817. Congenital sensorineural deafness most commonly involves damage to ______.

The auricles

The cochlear hair cells

The auditory ossicles

Answer

Correct Answer: The auricles

Note: This Question is unanswered, help us to find answer for this one

818. Before and during vomiting, the emetic center initiates motor responses that involve ______.

Sympathetic neurons.

Parasympathetic neurons

All of the listed responses

None of these

Answer

Correct Answer: Sympathetic neurons.

Note: This Question is unanswered, help us to find answer for this one

819. All fibers of the semimembranosus muscle converge to insert on the __________.

Anterior superior iliac

Posterior thigh

Superior gluteal nerve

Gastrocnemius muscle

Answer

Correct Answer: Posterior thigh

Note: This Question is unanswered, help us to find answer for this one

820. A muscle whose fascicles all pull in the same direction is a __________ muscle.

Opposition

Parallel

Scapular protraction and rotation

Circular

Answer

Correct Answer: Parallel

Note: This Question is unanswered, help us to find answer for this one

821. A mugger steals your wallet causing all of the following to happen except ________.

Increased metabolic rate

Increased rate and force of heartbeat

Increased glucose uptake to the.

Answer

Correct Answer: Increased glucose uptake to the.

Note: This Question is unanswered, help us to find answer for this one

822. A rise in blood glucose level will trigger all these responses except __________.

Increased beta cell secretion

Storage of glycogen

Storage of triglycerides

Increased epinephrine secretion

Answer

Correct Answer: Increased epinephrine secretion

Note: This Question is unanswered, help us to find answer for this one

823. Paralyzed facial muscles may indicate damage to the _______ nerve.

Vagus.

Oculomotor.

Facial.

Trigeminal.

Answer

Correct Answer: Facial.

Note: This Question is unanswered, help us to find answer for this one

824. When the frequency of stimulation of a muscle is great enough, _______.

Wave summation results

Full relaxation of the muscle occurs and wave summation results

Full relaxation of the muscle occurs

Wave summation results and muscle twitches overlap

Muscle twitches overlap

Answer

Correct Answer: Wave summation results and muscle twitches overlap

Note: This Question is unanswered, help us to find answer for this one

825. The anterior auditory stream involved in ________.

Analysis of timbre.

Analysis of sound intensity.

Analysis of musical tunes.

Complex sound analysis

Sound localization

Answer

Correct Answer: Complex sound analysis

Note: This Question is unanswered, help us to find answer for this one

826. The addition of aldosterone _______.

Decreased the urine volume to zero

Decreased the urine volume

Resulted in no change in urine volume

Increased the urine volume

Answer

Correct Answer: Decreased the urine volume

Note: This Question is unanswered, help us to find answer for this one

827. The ___________ is made up of the maxilla and zygoma, as well as the frontal bone of the cranium.

Orbit

Sphenoid

Mastoid

Occiput

Answer

Correct Answer: Orbit

Note: This Question is unanswered, help us to find answer for this one

828. The ________ cells lie between and around the glomerular capillaries.

Mesangial

Macula densa

Granular

Juxtaglomerular

Answer

Correct Answer: Mesangial

Note: This Question is unanswered, help us to find answer for this one

829. The presence of an incompetent tricuspid valve would have the direct effect of causing ______.

L Ventricle

Resting membrane potential

Are detected while blood flow into the left ventricle is reduced

Reduced efficiency in the delivery of blood to the lungs

Answer

Correct Answer: Reduced efficiency in the delivery of blood to the lungs

Note: This Question is unanswered, help us to find answer for this one

830. Muscles of the eye and hand have a high percentage of _______ fibers.

Fast twitch

Slow twitch

Twitch

Non of these

Answer

Correct Answer: Fast twitch

Note: This Question is unanswered, help us to find answer for this one

831. In the figure below, showing blood flow in a typical fish ______.

The numeral 3 represents the systemic tissues

The numeral 1 represents the systemic tissues

The numeral 2 represents the systemic tissues

None of the above

Answer

Correct Answer: The numeral 3 represents the systemic tissues

Note: This Question is unanswered, help us to find answer for this one

832. Gluconeogenesis, the formation of glucose from fats and proteins, is due to the action of ________.

Insulin

Secretin

Cortisol

Aldosterone

Answer

Correct Answer: Cortisol

Note: This Question is unanswered, help us to find answer for this one

833. An appropriate group of animals to examine to observe a malpighian tubule would be _____.

Insects

The annelids

The flatworms

The birds

Answer

Correct Answer: Insects

Note: This Question is unanswered, help us to find answer for this one

834. Afferent signals from external stimuli are carried by the __________.

Visceral motor division

Somatic sensory division

Visceral sensory division

Somatic motor division

Answer

Correct Answer: Somatic sensory division

Note: This Question is unanswered, help us to find answer for this one

835. A vasectomy is an effective technique for birth control in males because it _____.

Severs the route used by the sperm to exit the male's body

Partially closes the route used by the sperm to exit the male's body

Does not severs the route used by the sperm to exit the male's body

None of the above

Answer

Correct Answer: Severs the route used by the sperm to exit the male's body

Note: This Question is unanswered, help us to find answer for this one

836. Within the limbic system, emotions are controlled by the _ and _.

Left amygdalae

Right amygdalae

Both a and b

None of the above

Answer

Correct Answer: Both a and b

Note: This Question is unanswered, help us to find answer for this one

837. Within the ___ are located cell bodies of _ neurons.

CNS; motor

Motor; CNS

CNS; CNS

Motor; motor

Answer

Correct Answer: CNS; motor

Note: This Question is unanswered, help us to find answer for this one

838. When the left ventricle contracts, the valve closes and the valve is pushed open.

Aortic; mitral

Mitral; mitral

Aortic aortic

Mitral; aortic

Answer

Correct Answer: Mitral; aortic

Note: This Question is unanswered, help us to find answer for this one

839. We do not have the enzymes to digest ________.

Cellulose

Glucose

Both a and b

None of the above

Answer

Correct Answer: Cellulose

Note: This Question is unanswered, help us to find answer for this one

840. Upon activation by stomach acidity, the secretions of the parietal cells _____.

Initiate the chemical digestion of protein in the stomach

Initiate the chemical digestion of lipids in the stomach

Initiate the mechanical digestion of lipids in the stomach

Delay digestion until the food arrives in the small intestin

Answer

Correct Answer: Initiate the chemical digestion of protein in the stomach

Note: This Question is unanswered, help us to find answer for this one

841. Under normal conditions, the oxygen-carrying capacity of hemoglobin is about ___________.

250 mL

5 liters

200 mL

12-17g/dL

Answer

Correct Answer: 200 mL

Note: This Question is unanswered, help us to find answer for this one

842. The study of organisms based on their similar body structures is referred to as _____.

Comparative morphology

Comparative embryology

Comparative zoology

Comparative fossilization

Answer

Correct Answer: Comparative morphology

Note: This Question is unanswered, help us to find answer for this one

843. The life span of an unfertilized egg is about _______________ hours.

Answer

Correct Answer: 24

Note: This Question is unanswered, help us to find answer for this one

844. The levels of structural organization in order of decreasing complexity are __________.

Organ system, organism, organ, tissue, chemical, cellular

Organ, organ system, tissue, cellular, molecular, atomic

Organism, organ system, organ, tissue, cellular, chemical

Chemical, cellular, tissue, organ, organ system, organism

Kingdom, phylum, class, order, family, genus, species

Answer

Correct Answer: Organism, organ system, organ, tissue, cellular, chemical

Note: This Question is unanswered, help us to find answer for this one

845. The ___ is absent from most epidermis.

Stratum basale

Stratum spinosum

Stratum granulosum

Stratum lucidum

Stratum corneum

Answer

Correct Answer: Stratum lucidum

Note: This Question is unanswered, help us to find answer for this one

846. Tendons differ from ligaments in that ________.

Tendons bind muscle to bone and ligaments bind bone to bone

Tendons are broad and flat and ligaments are like cords

Tendons attach to bone and ligaments do not

They are formed from different tissue types

Answer

Correct Answer: Tendons bind muscle to bone and ligaments bind bone to bone

Note: This Question is unanswered, help us to find answer for this one

847. Taste buds ____.

React only with particles in solution

Are located throughout the oral cavity

Produce amylase but not pepsin or lipase

None of the above

Answer

Correct Answer: React only with particles in solution

Note: This Question is unanswered, help us to find answer for this one

848. Support cells in the central nervous system are collectively called ________.

Depolarization

Synapse

Endorphins

Peripheral nervous system

Hyperpolarization

Neuroglia

Answer

Correct Answer: Neuroglia

Note: This Question is unanswered, help us to find answer for this one

849. Substances that stimulate receptor sites are known as __________.

Agonists

Catecholamines

Monoamine oxidases (MAO)

Antagonists

Answer

Correct Answer: Agonists

Note: This Question is unanswered, help us to find answer for this one

850. Steroid hormone-receptor complexes act in _____.

The nucleus.

The electrons.

The atoms.

The protons.

Answer

Correct Answer: The nucleus.

Note: This Question is unanswered, help us to find answer for this one

851. Spermatogonia in the seminiferous tubules are located ________.

Closest to the inner edge of the tubule

Near the lumen

Both a and b

None of the above

Answer

Correct Answer: Near the lumen

Note: This Question is unanswered, help us to find answer for this one

852. Sperm have several components; the function of the acrosome is to _____.

Supply an enzyme that breaks down the membrane of the ovum.

Not supply an enzyme that breaks down the membrane of the ovum.

Both a and b

None of the above

Answer

Correct Answer: Supply an enzyme that breaks down the membrane of the ovum.

Note: This Question is unanswered, help us to find answer for this one

853. Sensory is to motor what _ is to _.

Brain, Spinal cord

Spinal cord, Brain

Blood, Brain

None of the above

Answer

Correct Answer: Brain, Spinal cord

Note: This Question is unanswered, help us to find answer for this one

854. Reflex arcs that only use two neurons are called ____________ reflex arcs.

Ipsilateral

Contralateral

Polysynaptic

Monosynaptic

Autonomic

Answer

Correct Answer: Monosynaptic

Note: This Question is unanswered, help us to find answer for this one

855. Reabsorption of high levels of glucose and amino acids in the filtrate is accomplished by ________.

Facilitated diffusion

Passive transport

Countertransport

Secondary active transport

Answer

Correct Answer: Secondary active transport

Note: This Question is unanswered, help us to find answer for this one

856. Pectinate muscles are found in the ________.

Right atrium and right ventricle only

Atria and ventricles

Ventricles only

Atria only

Answer

Correct Answer: Atria only

Note: This Question is unanswered, help us to find answer for this one

857. Normal urine is usually pale yellow to amber in color, due to the presence of __________.

Urochrome

Hematuria

Albumin

None of the above

Answer

Correct Answer: Urochrome

Note: This Question is unanswered, help us to find answer for this one

858. Nerves transmit information by means of _______ signals.

Chemical

Electrical

Both a and b

None of the above

Answer

Correct Answer: Chemical

Note: This Question is unanswered, help us to find answer for this one

859. Nerves are ___ of the nervous system

Organs

Tissues

Organ systems

Organelles

Cells

Answer

Correct Answer: Organs

Note: This Question is unanswered, help us to find answer for this one

860. Nerve impulses from the brain travel down the ____ to relay electric message impulses.

Axon

Glia

Synapse

None of the above

Answer

Correct Answer: Axon

Note: This Question is unanswered, help us to find answer for this one

861. Nephrons located close to the medulla with long nephron loops are called ________ nephrons.

Cortical

Juxtaglomerular

Vasa recta

Juxtamedullary

Henle

Answer

Correct Answer: Juxtamedullary

Note: This Question is unanswered, help us to find answer for this one

862. Movements unique to the large intestine are ________ movements.

Segmentation

Mass

Writhing

Peristaltic

Pendular

Answer

Correct Answer: Mass

Note: This Question is unanswered, help us to find answer for this one

863. Movement of material between cells is known as the ________ pathway.

Cisendotehlial

Transcellular

Transendothelial

Paracellular

Metacellular

Answer

Correct Answer: Paracellular

Note: This Question is unanswered, help us to find answer for this one

864. Most water is absorbed in the __________.

Small intestine

Large intestine

Kidney

Answer

Correct Answer: Small intestine

Note: This Question is unanswered, help us to find answer for this one

865. Most sensory afferent pain fibers enter the spinal cord by way of the ________ nerve roots.

Posterior

C fiber

Anterolateral

Answer

Correct Answer: Posterior

Note: This Question is unanswered, help us to find answer for this one

866. Most metabolic wastes leave the body through the production of by the .

Carbon dioxide; respiratory system

Feces; digestive system

Carbon dioxide; urinary system

Urine; digestive system

Urine; urinary system

Answer

Correct Answer: Urine; urinary system

Note: This Question is unanswered, help us to find answer for this one

867. Most mechanical processing of food occurs in the _____.

Oral cavity and stomach

Oral cavity and small intestine

Small intestine and large intestine

Stomach and small intestine

Answer

Correct Answer: Oral cavity and stomach

Note: This Question is unanswered, help us to find answer for this one

868. Most intravenous solutions are _____ with respect to blood cells?

Tonicity

Isotonic

Hypertonic

Osmotic

Hypotonic

Answer

Correct Answer: Isotonic

Note: This Question is unanswered, help us to find answer for this one

869. Most chemical digestion and nutrient absorption is performed in the __________.

Jejunum

Lungs

Both a and b

None of the above

Answer

Correct Answer: Jejunum

Note: This Question is unanswered, help us to find answer for this one

870. Menstruation ______.

The monthly shedding of the lining of your uterus

Is one part of a woman's cycle when the lining of the uterus (endometrium) is shed

Both a and b

None of the above

Answer

Correct Answer: Both a and b

Note: This Question is unanswered, help us to find answer for this one

871. Mechanoreceptors that react to changes in pressure are part of the _____.

Human sense of taste

Pain receptors in birds

Human sense of smell

Lateral line systems in fish

Answer

Correct Answer: Lateral line systems in fish

Note: This Question is unanswered, help us to find answer for this one

872. Mature sperm are stored in the ______________ until ejaculation.

Epididymis

Ejaculation

Both a and b

None of the above

Answer

Correct Answer: Epididymis

Note: This Question is unanswered, help us to find answer for this one

873. Mature human sperm and ova are similar in that they _____.

Both have the same number of chromosomes

Are approximately the same size

Each have a flagellum that provides motility

Are produced from puberty until death

Are formed before birth

Answer

Correct Answer: Both have the same number of chromosomes

Note: This Question is unanswered, help us to find answer for this one

874. Many nephrons empty into a ________.

Renal tubule

Columnar duct

Collecting duct

Microcalyx

Answer

Correct Answer: Collecting duct

Note: This Question is unanswered, help us to find answer for this one

875. List the parts of the nephron in correct sequential order: ________.

Proximal convoluted tubule, loop of Henle, glomerulus

Glomerulus, loop of Henle, proximal convoluted tubule

Glomerulus, proximal convoluted tubule, loop of Henle

Loop of Henle, glomerulus, proximal convoluted tubule

Answer

Correct Answer: Glomerulus, proximal convoluted tubule, loop of Henle

Note: This Question is unanswered, help us to find answer for this one

876. Integrating sensory information and neural functions is a function of the __________.

Forebrain

Cerebrum

Thalamus

Cerebellum

Answer

Correct Answer: Cerebrum

Note: This Question is unanswered, help us to find answer for this one

877. Inspiration begins as __________.

The diaphragm relaxes.

The diaphragm contracts.

The lungs expand.

The lungs contract.

None of the choices are correct.

Answer

Correct Answer: The diaphragm contracts.

Note: This Question is unanswered, help us to find answer for this one

878. Inflammation of the joints is known as _____.

Spondylosis

Arthritis

Spondylitis

Tendonitis

Answer

Correct Answer: Arthritis

Note: This Question is unanswered, help us to find answer for this one

879. Increased salt content of the blood will lead to ______ blood volume.

Increased

Decreased

No change in the

Answer

Correct Answer: Increased

Note: This Question is unanswered, help us to find answer for this one

880. In vertebrates, chemical messengers called hormones are secreted by the _____ system.

Endocrine

Excretory

Hormonal pituitary

Answer

Correct Answer: Endocrine

Note: This Question is unanswered, help us to find answer for this one

881. In the plasma, the quantity of oxygen in solution is ________.

Not present except where it is combined with carrier molecules

Greater than the oxygen combined with hemoglobin

About equal to the oxygen combined with hemoglobin

Only about 1.5% of the oxygen carried in the blood

Answer

Correct Answer: Only about 1.5% of the oxygen carried in the blood

Note: This Question is unanswered, help us to find answer for this one

882. In the ascending limb of the nephron loop the ________.

Thin segment is freely permeable to water

Thick segment is permeable to water

Thin segment is not permeable to sodium and chloride

Thick segment moves ions out into interstitial spaces for reabsorption

Answer

Correct Answer: Thick segment moves ions out into interstitial spaces for reabsorption

Note: This Question is unanswered, help us to find answer for this one

883. In the ascending limb of the loop of henle, the filtrate will always be ________.

In equilibrium with the the medullary interstitial fluid

Of a lower osmolarity than the medullary interstitial fluid

A higher osmolarity than the medullary interstitial fluid

The same osmolarity as the filtrate in the descending limb of the loop of Henle

A higher osmolarity than the filtrate in the descending limb of the loop of Henle

Answer

Correct Answer: Of a lower osmolarity than the medullary interstitial fluid

Note: This Question is unanswered, help us to find answer for this one

884. In neurons, receive signals and transmit signals.

Dendrites, axons

End feet, cell bodies and dendrites

Cell bodies and dendrites, axons

Transmitter vesicles, axons

Answer

Correct Answer: Dendrites, axons

Note: This Question is unanswered, help us to find answer for this one

885. In movement, the ____ muscle straightens the arm.

flexor

striated

extensor

skeletal

Answer

Correct Answer: extensor

Note: This Question is unanswered, help us to find answer for this one

886. In males, both the urinary system and the _________ use the urethra.

Integument

Reproductive system

Respiratory system

Digestive system

Cardiovascular system

Answer

Correct Answer: Reproductive system

Note: This Question is unanswered, help us to find answer for this one

887. In an autoimmune disorder, the body makes ________ against its own tissues.

Cells

Antibodies

Both a and b

None of the above

Answer

Correct Answer: Antibodies

Note: This Question is unanswered, help us to find answer for this one

888. In a(n) __________, the vertebral column is formed from 33 separate bones.

Child over the age of six

Fetus

Adult

Teenager

Answer

Correct Answer: Fetus

Note: This Question is unanswered, help us to find answer for this one

889. In a hydra, digestion is completed ________.

Intracellularly

Extracellularly

In the alimentary canal

In the gastrovascular cavity

Answer

Correct Answer: Intracellularly

Note: This Question is unanswered, help us to find answer for this one

890. In a 28-day cycle, estrogen levels peak at __________.

24 days

14 days

11 days

19 days

Answer

Correct Answer: 14 days

Note: This Question is unanswered, help us to find answer for this one

891. In ________, one substance is transported into the cell and another is transported out.

Countertransport or antiport

Cotransport

Ditransport

All of the above

Answer

Correct Answer: Countertransport or antiport

Note: This Question is unanswered, help us to find answer for this one

892. If the nerves going to a human heart were severed, the heart would _______.

Continue to beat

Will be far less responsive to changes in need during exercise or changes in posture

Both a and b

None of the above

Answer

Correct Answer: Both a and b

Note: This Question is unanswered, help us to find answer for this one

893. Hypersecretion of prolactin from the anterior pituitary gland causes the condition of ________.

Hypothyroidism

Hyperthyroidism

Both A & B

Answer

Correct Answer: Both A & B

Note: This Question is unanswered, help us to find answer for this one

894. Gustation involves taste buds, all located on the .

500 to 1000 ; tongue, throat

1000 to 5000 ; tongue and mouth

8,000 to 10,000 ; tongue, throat and mouth

500 to 1,500 ; throat and mouth

Answer

Correct Answer: 8,000 to 10,000 ; tongue, throat and mouth

Note: This Question is unanswered, help us to find answer for this one

895. Formation of angiotensin i is triggered by ______.

ADH

Aldosterone

Angiotensin II

Renin

Answer

Correct Answer: Renin

Note: This Question is unanswered, help us to find answer for this one

896. Formation of a secondary oocyte occurs during __________.

Pregnancy

The follicular phase

The luteal phase

Ovulation

Answer

Correct Answer: The follicular phase

Note: This Question is unanswered, help us to find answer for this one

897. For girls, menarche is _____.

The first ovulation of a mature egg

The first year of menstruation

The beginning of growth of the uterus

A girl's first menstrual period

Answer

Correct Answer: A girl's first menstrual period

Note: This Question is unanswered, help us to find answer for this one

898. For a tissue or an organ to function as a unit, _____.

There must be cell-cell communication among the cells within a tissue or organ

The tissue or organ must perform similar functions

There must be a signal molecule recognized by all cells in the tissue or organ

The tissue or organ must be composed of all of the same type of cells

Answer

Correct Answer: There must be cell-cell communication among the cells within a tissue or organ

Note: This Question is unanswered, help us to find answer for this one

899. External respiration includes all of these processes except __________.

Release of carbon dioxide by tissue cells

Gas diffusion across respiratory membrane

Breathing

Gas transport

Answer

Correct Answer: Release of carbon dioxide by tissue cells

Note: This Question is unanswered, help us to find answer for this one

900. Erythrocytes, neurons, skeletal cells, and columnar cells are examples of _____ cells.

Plant

Bacterial

Immunity

Specialized

Answer

Correct Answer: Specialized

Note: This Question is unanswered, help us to find answer for this one

901. Erythrocytes, leukocytes, and platelets are formed by a process called __________.

Diapedesis

Hematopoiesis

Margination

Phagocytosis

Answer

Correct Answer: Hematopoiesis

Note: This Question is unanswered, help us to find answer for this one

902. Enzymatic digestion of fats involves , which breaks down .

Lipase, triglycerides

Triglycerides, lipase

Both a and b

None of the above

Answer

Correct Answer: Lipase, triglycerides

Note: This Question is unanswered, help us to find answer for this one

903. Endocrine glands secrete products called _____________.

Hormones

Chromosomes

Ribosomes

None of the above

Answer

Correct Answer: Hormones

Note: This Question is unanswered, help us to find answer for this one

904. Each specific amino acid has a unique ______.

R group

Carboxyl group

Phosphate group

Amino group

Answer

Correct Answer: R group

Note: This Question is unanswered, help us to find answer for this one

905. Each organ system begins to form during the _____ phase of development

Embryonic

Germinal

Fetal

All of the above

Answer

Correct Answer: Embryonic

Note: This Question is unanswered, help us to find answer for this one

906. Each nephron is composed of two parts: a renal ____________ and a renal tubule.

Renal pelvis

Renal corpuscle

Both a and b

None of the above

Answer

Correct Answer: Renal corpuscle

Note: This Question is unanswered, help us to find answer for this one

907. Each alveolus is surrounded by a web of blood capillaries supplied by the _________.

The pulmonary artery.

The pulmonary vein.

The inferior vena cava.

The superior vena cava.

Answer

Correct Answer: The pulmonary artery.

Note: This Question is unanswered, help us to find answer for this one

908. During the swallowing reflex __________.

Breathing rate increases

The epiglottis closes the glottis

The esophageal sphincter closes the esophagus

The tongue closes the pharynx

Answer

Correct Answer: The epiglottis closes the glottis

Note: This Question is unanswered, help us to find answer for this one

909. During the aerobic pathway of carbohydrate metabolism, _______.

ATP is formed slowly

Muscular activity can be sustained for many hours

Both a and b

None of the above

Answer

Correct Answer: Both a and b

Note: This Question is unanswered, help us to find answer for this one

910. During the _______________, the neuron cannot generate another action potential.

Na+, absolute refractory

Na-, absolute refractory

Nc+, absolute refractory

Nc-, absolute refractory

Answer

Correct Answer: Na+, absolute refractory

Note: This Question is unanswered, help us to find answer for this one

911. During propagation of the action potential, __________.

The axon hillock depolarizes the initial segment

After threshold is reached, voltage-gated sodium channels open rapidly

Local currents depolarize a spot adjacent to the active zone

All of the listed responses are correct

Answer

Correct Answer: All of the listed responses are correct

Note: This Question is unanswered, help us to find answer for this one

912. During isovolumetric contraction, the pressure in the ventricles __________.

Falls rapidly. .

Rises rapidly.

Remains constant.

Rises and then falls.

Falls and then rises.

Answer

Correct Answer: Rises rapidly.

Note: This Question is unanswered, help us to find answer for this one

913. During filtration, blood pressure forces materials through ________, which act as filters.

Glomeruli

Calyces

Kidneys

Renal tubules

Answer

Correct Answer: Glomeruli

Note: This Question is unanswered, help us to find answer for this one

914. During contraction of a muscle, calcium ions bind to the __________.

Actin myofilament

Troponin molecule

Tropomyosin molecule

Sarcoplasmic reticulum

Sarcolemma

Answer

Correct Answer: Troponin molecule

Note: This Question is unanswered, help us to find answer for this one

915. During anaerobic glycolysis, only about ______ of free energy from glucose is released.

10%

15%

Answer

Correct Answer: 7%

Note: This Question is unanswered, help us to find answer for this one

916. Due to the very acidic environment of the gastric contents, the stomach ______.

Contain a few viable bacteria per milliliter

Contain a few viable bacteria per liter

Both a and b

None of the above

Answer

Correct Answer: Contain a few viable bacteria per milliliter

Note: This Question is unanswered, help us to find answer for this one

917. Differences among organisms are caused by differences in the _____.

Elemental composition from organism to organism

Types and relative amounts of organic molecules synthesized by each organism

Sizes of the organic molecules in each organism

Types of inorganic compounds present in each organism

Answer

Correct Answer: Types and relative amounts of organic molecules synthesized by each organism

Note: This Question is unanswered, help us to find answer for this one

918. Development of the oocyte and follicular growth occur in the ________ of the ovary.

Germinal epithelium.

Tunica albuginea.

Medulla.

Cortex.

Answer

Correct Answer: Cortex.

Note: This Question is unanswered, help us to find answer for this one

919. Dehydration leads to blood volume, blood pressure, and osmolarity.

Decreased; increased; increased

Increased; decreased; increased

Decreased; decreased; increased

Decreased; increased; decreased

Answer

Correct Answer: Decreased; decreased; increased

Note: This Question is unanswered, help us to find answer for this one

920. Crenation (shrinking) is likely to occur in blood cells immersed in ________.

An isotonic solution

A hypotonic solution

A hypertonic solution

Blood plasma

Answer

Correct Answer: A hypertonic solution

Note: This Question is unanswered, help us to find answer for this one

921. Cranial nerves iii, vii, ix, and x _________.

Each contain general visceral motor axons and are characterized as nerves of the parasympathetic division of the autonomic nervous system.

Are primarily or exclusively sensory nerves that transmit only sensory impulses

Are primarily or exclusively motor nerves that are comprised of somatic motor axons to skeletal muscles of the eye, neck, and tongue

Mixed nerves that supply sensory innervation to the face through general somatic sensory axons and to the mouth and viscera through general visceral sensory axons

Innervate the pharyngeal arch muscles through somatic motor axons

Answer

Correct Answer: Each contain general visceral motor axons and are characterized as nerves of the parasympathetic division of the autonomic nervous system.

Note: This Question is unanswered, help us to find answer for this one

922. Contact digestion takes place in/at the __________.

Brush border of the small intestine

Surface of the gastric mucosa

Gastric pits

Intestinal crypts

Answer

Correct Answer: Brush border of the small intestine

Note: This Question is unanswered, help us to find answer for this one

923. Cirrhosis can cause ______.

A bleeding disorder

Eating Disorders

Bipolar Disorder

Anxiety Disorders

Answer

Correct Answer: A bleeding disorder

Note: This Question is unanswered, help us to find answer for this one

924. Chondrocytes are to the epiglottis as osteocytes are to the __________.

Femur

Epidermis

Lung

Biceps brachii

Answer

Correct Answer: Femur

Note: This Question is unanswered, help us to find answer for this one

925. Central chemoreceptors are neurons in the medulla that respond directly to changes in ________.

Cerebrospinal fluid pH

Blood pH

Cerebrospinal fluid PO2 and pH

Blood pH and PO2

Cerebrospinal fluid PO2

Answer

Correct Answer: Cerebrospinal fluid pH

Note: This Question is unanswered, help us to find answer for this one

926. Cellular differentiation, or cell specialization, results from __________.

The "turning off" of some genes

The "turning on" others

Both a and b

None of the above

Answer

Correct Answer: Both a and b

Note: This Question is unanswered, help us to find answer for this one

927. Cells that are thick in the middle and tapered toward the end are called __________ cells.

Squamous

Stellate

Columnar

Spheroid

Fusiform

Answer

Correct Answer: Fusiform

Note: This Question is unanswered, help us to find answer for this one

928. Bulk flow is fluid flow as a result of a(n) ________ gradient.

Pressure

Electrical

Concentration

Two of the answers are correct.

None of the answers are correct.

Answer

Correct Answer: Pressure

Note: This Question is unanswered, help us to find answer for this one

929. Breathing in mammals is controlled by the _, which monitors _.

Hypothalamus ... blood pH

Medulla ... blood pH

Cerebellum ... blood O2

Hypothalamus ... blood CO2

Answer

Correct Answer: Medulla ... blood pH

Note: This Question is unanswered, help us to find answer for this one

930. Bones of the skeleton are connected at junctions called ________.

Appendiculars

Associations

Articulations

Axials

Answer

Correct Answer: Articulations

Note: This Question is unanswered, help us to find answer for this one

931. Bone elongation is a result of __________.

Cartilage growth

Muscle growth

Osseous tissue growth

Fibrous membrane addition

Dense irregular connective tissue addition

Answer

Correct Answer: Cartilage growth

Note: This Question is unanswered, help us to find answer for this one

932. Blood, muscle, and bone cells are examples of _____.

Specialized cells

Tissues

Organs

Plant cells

Answer

Correct Answer: Specialized cells

Note: This Question is unanswered, help us to find answer for this one

933. Blood vessels in the ___________ supply epidermal cells with nutrients.

Dermis

Epidermis

Both a and b

None of the above

Answer

Correct Answer: Dermis

Note: This Question is unanswered, help us to find answer for this one

934. Blood leaves the left ventricle via the _ and returns to the right atrium via the __.

Pulmonary trunk; pulmonary veins

Pulmonary veins; pulmonary trunk

Coronary arteries; coronary sinus

Aorta; superior and inferior vena cava

Superior and inferior vena cava; aorta

Answer

Correct Answer: Aorta; superior and inferior vena cava

Note: This Question is unanswered, help us to find answer for this one

935. Blood is best classified as connective tissue because _____.

Its cells can move from place to place

It contains more than one type of cell

Its cells are separated from each other by an extracellular matrix

It is found within all the organs of the body

Answer

Correct Answer: Its cells are separated from each other by an extracellular matrix

Note: This Question is unanswered, help us to find answer for this one

936. Before carbohydrates are absorbed, __________ digest disaccharides into monosaccharides.

Brush border enzymes

Hydrolases enzymes

Oxidoreductases enzymes

Lyases enzymes

Answer

Correct Answer: Brush border enzymes

Note: This Question is unanswered, help us to find answer for this one

937. Before an enzyme can work, a __________ molecule must bind at the active site.

Substrate

Phosphate

Secondary

None of the above

Answer

Correct Answer: Substrate

Note: This Question is unanswered, help us to find answer for this one

938. Axons branch into axon terminals, which have ________ located at the terminal ends.

Bulbs

Tubes

Both a and b

None of the above

Answer

Correct Answer: Bulbs

Note: This Question is unanswered, help us to find answer for this one

939. Axons are especially abundant in the ________.

Gray matter of the brain and the white matter of the spinal cord

White matter of the brain and the gray matter of the spinal cord

Gray matter of the brain and the gray matter of the spinal cord

White matter in the brain and the white matter in the spinal cord

Answer

Correct Answer: White matter in the brain and the white matter in the spinal cord

Note: This Question is unanswered, help us to find answer for this one

940. Auditory impulses are transmitted by the _____ portion of the vestibulocochlear nerve.

Spiral

Cochlear

Vestibular

Ossicular

Tympanic

Answer

Correct Answer: Cochlear

Note: This Question is unanswered, help us to find answer for this one

941. At an axon terminal, the electrical signal from one cell ________.

Causes the release of chemical neurotransmitter molecules that cause an electrical signal in the next cell

Whether the signal carried is traveling toward or away from the CNS

Myelinated nerve fiber

It contains both afferent and efferent axons

Insulating axons and increasing the conduction velocity of action potentials

Answer

Correct Answer: Causes the release of chemical neurotransmitter molecules that cause an electrical signal in the next cell

Note: This Question is unanswered, help us to find answer for this one

942. As humidity increases, the partial pressure of oxygen in air ________.

Increases as the total pressure of air remains the same

Increases as the total pressure of air increases

Decreases as the total pressure of air remains the same

Decreases as the total pressure of air increases

Does not change

Answer

Correct Answer: Decreases as the total pressure of air remains the same

Note: This Question is unanswered, help us to find answer for this one

943. An increase in blood co2 levels is followed by a(n) in h+ ions and a(n) in blood ph.

Increase; increase

Decrease, increase

Increase; decrease

Decrease; decrease

Answer

Correct Answer: Decrease, increase

Note: This Question is unanswered, help us to find answer for this one

944. An example of antagonistic hormones controlling homeostasis is _____.

Oxytocin and epinephrine in milk production

Epinephrine and norepinephrine in fight-or-flight responses.

Insulin and glucagon in glucose metabolism.

Cortisol and epinephrine in insulin production

Answer

Correct Answer: Insulin and glucagon in glucose metabolism.

Note: This Question is unanswered, help us to find answer for this one

945. An ectothermic organism would have the advantage over an endothermic organism when ______.

Food is abundant in the winter season

Food is scarce year-round

Food is abundant at night

Food is most abundant at dawn

Answer

Correct Answer: Food is scarce year-round

Note: This Question is unanswered, help us to find answer for this one

946. An angiography is a/an ________.

Instrument used to examine an artery.

Mechanism for viewing a blood vessel

Process of recording a blood vessel

Answer

Correct Answer: Process of recording a blood vessel

Note: This Question is unanswered, help us to find answer for this one

947. After sperm are produced, they enter the first part of the duct system, the __________.

Epididymis

Scrotum

Gonads

None of the above

Answer

Correct Answer: Epididymis

Note: This Question is unanswered, help us to find answer for this one

948. After fluid passes through the entire proximal tubule, the fluid will enter the ________.

Loop of Henle

Distal tubule

Connecting tubule

Collecting duct

Bowman's capsule

Answer

Correct Answer: Loop of Henle

Note: This Question is unanswered, help us to find answer for this one

949. Adh acts on the _____ to regulate facultative water reabsorption.

Proximal convoluted tubules

Descending portions of the nephron loop

Thick and thin segments of the ascending nephron loop

Early and late distal convoluted tubules

Late distal convoluted tubules and collecting ducts

Answer

Correct Answer: Late distal convoluted tubules and collecting ducts

Note: This Question is unanswered, help us to find answer for this one

950. Actin is the subunit of __________.

Microfilaments

Microtubules

Mitochondria

All of the above

Answer

Correct Answer: Microfilaments

Note: This Question is unanswered, help us to find answer for this one

951. A(n) ____________steroid is a hormone secreted by the adrenal cortex.

Cortisol

Glucocorticoids

Steroids

None of the above

Answer

Correct Answer: Cortisol

Note: This Question is unanswered, help us to find answer for this one

952. A second nerve impulse cannot be generated until ________.

The resting membrane potential has been reestablished

Proteins have been resynthesized

All sodium gates are closed

The Na ions have been pumped back into the cel

Answer

Correct Answer: The resting membrane potential has been reestablished

Note: This Question is unanswered, help us to find answer for this one

953. A reflex that leads to secretion of saliva is a(n) __________ reflex.

Tendon

Visceral

Knee jerk

Answer

Correct Answer: Visceral

Note: This Question is unanswered, help us to find answer for this one

954. A rapid increase in the _____ level stimulates ovulation.

Luteinizing hormone

Epididymis

Oviduct

Estrogens

Answer

Correct Answer: Luteinizing hormone

Note: This Question is unanswered, help us to find answer for this one

955. A motor neuron transmits the effect of a nerve impulse to the muscle fiber at a _________________.

Neuromuscular junction

Nanomuscular junction

Micromuscular junction

All of the above

Answer

Correct Answer: Neuromuscular junction

Note: This Question is unanswered, help us to find answer for this one

956. A molecule of glucose being absorbed in the small intestine will first be transported __________.

From the interstitial fluid to the cytosol

Across the endothelial wall of the capillary

Across the basal side of the enterocyte

Across the apical membrane of enterocytes

Answer

Correct Answer: Across the apical membrane of enterocytes

Note: This Question is unanswered, help us to find answer for this one

957. A molecule of ________ contains all the codons needed to produce a particular polypeptide.

MRNA

RRNA

DNA

Answer

Correct Answer: MRNA

Note: This Question is unanswered, help us to find answer for this one

958. A joint that allows only a small amount of movement is called a(n) __________.

Amphiarthrosis

Synarthroses or amphiarthroses

Diarthrosis

None of the above

Answer

Correct Answer: Amphiarthrosis

Note: This Question is unanswered, help us to find answer for this one

959. A joint is where two or more ________ meet or join.

Muscles

Ligaments

Cells

Bones

Answer

Correct Answer: Bones

Note: This Question is unanswered, help us to find answer for this one

960. A healthy adult typically produces ________ of urine per day.

1200 mL

100 mL

200 mL

600 mL

Answer

Correct Answer: 1200 mL

Note: This Question is unanswered, help us to find answer for this one

961. A gomphosis is formed by the __________ ligament that holds a tooth in its socket.

Periodontal

Respiratory

Rheumatoid arthritis

None of the above

Answer

Correct Answer: Periodontal

Note: This Question is unanswered, help us to find answer for this one

962. A cross section is the same as a ______.

Sagittal plane

Oblique plane

Midsagittal plane

Coronal plane

Transverse plane

Answer

Correct Answer: Transverse plane

Note: This Question is unanswered, help us to find answer for this one

963. __________ is not found in pancreatic secretions.

Cholecystokinin (CCK)

Procarboxypeptidase

Bicarbonate ions

Chymotrypsinogen

Answer

Correct Answer: Cholecystokinin (CCK)

Note: This Question is unanswered, help us to find answer for this one

964. __________ controls hormone concentrations.

Positive feedback

Negative feedback

Muscle contraction

Exposure to sun

Answer

Correct Answer: Negative feedback

Note: This Question is unanswered, help us to find answer for this one

965. __________ are one of the few types of neurons that can replace themselves in adult life.

Rods

Cones

Olfactory receptors

Taste buds

Answer

Correct Answer: Olfactory receptors

Note: This Question is unanswered, help us to find answer for this one

966. ________ means decreased blood flow.

Cyanosis

Ischemia

Arteriosclerosis

Thrombotic occlusion

Answer

Correct Answer: Ischemia

Note: This Question is unanswered, help us to find answer for this one

967. ________ account(s) for almost two-thirds of the weight of bone.

Water

Calcium carbonate

Collagen fibers

Fluoride

Calcium phosphate

Answer

Correct Answer: Calcium phosphate

Note: This Question is unanswered, help us to find answer for this one

968. _______ is controlled, at least in part, by the hypothalamus.

Drug addiction

Language

Memory

Feeding

Answer

Correct Answer: Feeding

Note: This Question is unanswered, help us to find answer for this one

969. _____ is plasma fluid after the blood cells and clotting proteins have been removed.

Serum

Blood

Water

All of the above

Answer

Correct Answer: Serum

Note: This Question is unanswered, help us to find answer for this one

970. The ________ are structures in the mammary glands that produce milk during lactation.

Alveoli

Mammary gland

White Blood cells

None of the above

Answer

Correct Answer: Alveoli

Note: This Question is unanswered, help us to find answer for this one

971. The chromosomal structure that limits the number of cell divisions of a cell is the __________.

Telomere

Kinetochore

Centromere

Histones

Answer

Correct Answer: Telomere

Note: This Question is unanswered, help us to find answer for this one

972. When you view objects close to the eye, the eye makes an adjustment called __________.

Emmetropia

Accommodation

Refraction

Myopia

Diplopia

Answer

Correct Answer: Accommodation

Note: This Question is unanswered, help us to find answer for this one

973. The velocity of blood flow is the lowest in capillaries because _____.

The capillaries have internal valves that slow the flow of blood

The diastolic blood pressure is too low to deliver blood to the capillaries at a high flow rate

The systemic capillaries are supplied by the left ventricle, which has a lower cardiac output than the right ventricle

The total cross-sectional area of the capillaries is greater than the total cross-sectional area of the arteries or any other part of the circulatory system

Answer

Correct Answer: The total cross-sectional area of the capillaries is greater than the total cross-sectional area of the arteries or any other part of the circulatory system

Note: This Question is unanswered, help us to find answer for this one

974. The thin segment of the nephron loop's descending limb ________.

Helps to pack a greater number of nephron loops into a smaller space

Is easily broken and replaced often

Aids in the passive excretion of nitrogenous waste

Aids in the passive movement of water out of the tubule

Answer

Correct Answer: Aids in the passive movement of water out of the tubule

Note: This Question is unanswered, help us to find answer for this one

975. The term resolving power refers to _____.

The clarity of the image in showing two objects as separate

The clarity of the image in showing four objects as seperate

The clarity of the image in showing three objects as seperate

None of the above

Answer

Correct Answer: The clarity of the image in showing two objects as separate

Note: This Question is unanswered, help us to find answer for this one

976. The sinoatrial (sa) node is referred to as the _____________ of the heart.

Natural pacemaker

Artificial pacemaker

Advanced pacemaker

None of the above

Answer

Correct Answer: Natural pacemaker

Note: This Question is unanswered, help us to find answer for this one

977. The semilunar valves remain open throughout the ____________________ phase of the cardiac cycle.

Early ventricular systole

Atrial systole

Late ventricular systole

Ventricular diastole

Answer

Correct Answer: Late ventricular systole

Note: This Question is unanswered, help us to find answer for this one

978. The secretion of aldosterone is directly stimulated by _______.

Angiotensin I

Angiotensin II

Renin

A change in body fluid osmolarity

Answer

Correct Answer: Angiotensin II

Note: This Question is unanswered, help us to find answer for this one

979. The major calyces are the __________.

Large branches of the renal pelvis

Pyramid-shaped structures in the renal medulla

Expanded ends of nephrons

Capsules surrounding each kidney

Functional units of the kidneys

Answer

Correct Answer: Large branches of the renal pelvis

Note: This Question is unanswered, help us to find answer for this one

980. The linear sequence of amino acids in a polypeptide chain is referred to as its ______ structure.

Primary

Secondary

Semi-Primary

Semi-Secondary

Answer

Correct Answer: Primary

Note: This Question is unanswered, help us to find answer for this one

981. The formation of carbonic acid from water and carbon dioxide is catalyzed by _______.

Carbonic anhydrase

Renin

Bicarbonic anhydrase

Carbonic hydrolase

Answer

Correct Answer: Carbonic anhydrase

Note: This Question is unanswered, help us to find answer for this one

982. The flow rate of a liquid is _______.

Directly proportional to the pressure gradient and the resistance

Inversely proportional to the pressure gradient

Directly proportional to the resistance

Directly proportional to the pressure gradient

Answer

Correct Answer: Directly proportional to the pressure gradient

Note: This Question is unanswered, help us to find answer for this one

983. The end products of protein digestion are , which are absorbed into of villi.

Amino acids; capillaries

Amino acids; blood cells

Amino acids; skin

None of the above

Answer

Correct Answer: Amino acids; capillaries

Note: This Question is unanswered, help us to find answer for this one

984. The earliest stage of speech development is called the ________ stage.

Babbling.

Telegraphic speech.

One-word.

Semantic.

Answer

Correct Answer: Babbling.

Note: This Question is unanswered, help us to find answer for this one

985. The building blocks for peptides are _______.

Glucose

Amino acids

Nucleic and amino acids

Nucleic acids

Maltose

Answer

Correct Answer: Amino acids

Note: This Question is unanswered, help us to find answer for this one

986. The _______ of the conduction system is located in the interventricular septum.

SA node

AV node

AV bundle

Purkinje fiber

Answer

Correct Answer: SA node

Note: This Question is unanswered, help us to find answer for this one

987. The _ stores glucose as glycogen and converts excess glucose to _.

Liver; fatty acids

Fatty acids, liver

Blood, liver

None of the above

Answer

Correct Answer: Liver; fatty acids

Note: This Question is unanswered, help us to find answer for this one

988. Smooth muscle contracts when calcium binds to and activates .

Calmodulin; myosin light chain kinase

Troponin; tropomyosin

Troponin; myosin light chain kinase

Calmodulin; troponin

Answer

Correct Answer: Calmodulin; myosin light chain kinase

Note: This Question is unanswered, help us to find answer for this one

989. Shortly after implantation ________.

The trophoblast forms two distinct layers

Myometrical cells cover and seal off the blastocyst

The embryo gastrulates (within 3 days)

Maternal blood sinuses bathe the inner cell mass

Answer

Correct Answer: The trophoblast forms two distinct layers

Note: This Question is unanswered, help us to find answer for this one

990. Quiet inspiration will thoracic and lung volume and _ intrapulmonary pressure.

Increase; increase

Increase, decrease

Decrease; decrease

Decrease; increase

Answer

Correct Answer: Increase, decrease

Note: This Question is unanswered, help us to find answer for this one

991. Peyer's patches are mucosa-associated lymph tissue located in the __________.

Wall of the colon

Spleen

Liver

Wall of the small intestine

Answer

Correct Answer: Wall of the small intestine

Note: This Question is unanswered, help us to find answer for this one

992. Pericardial fluid is found between the and the .

Visceral pericardium; myocardium

Visceral pericardium; epicardium

Parietal; visceral membranes

Myocardium; endocardium

Epicardium; myocardium

Answer

Correct Answer: Parietal; visceral membranes

Note: This Question is unanswered, help us to find answer for this one

993. Oxygen is attached to _______.

An iron atom located on the heme portion of hemoglobin

A calcium atom located on the heme portion of hemoglobin

A calcium atom located on the globin portion of hemoglobin

An iron atom located on the globin portion of hemoglobin

Answer

Correct Answer: An iron atom located on the heme portion of hemoglobin

Note: This Question is unanswered, help us to find answer for this one

994. Organisms that are poikilothermic _______.

Have temperature fluctuations that coincide with the external temperature

Lack internal homeostatic temperature regulatory mechanisms

Both A & B

None of these

Answer

Correct Answer: Both A & B

Note: This Question is unanswered, help us to find answer for this one

995. Much of the digestion that occurs in the large intestine is caused by ________.

Lipase

Pepsin

Saliva

Bacteria

Answer

Correct Answer: Bacteria

Note: This Question is unanswered, help us to find answer for this one

996. The ________ branch from the trachea at the carina.

Terminal bronchioles

Secondary bronchi

Tertiary bronchi

Primary bronchi

Alveolar ducts

Answer

Correct Answer: Primary bronchi

Note: This Question is unanswered, help us to find answer for this one

997. The large intestine ____.

Absorbs water

Absorbs minerals

Both a and b

None of the above

Answer

Correct Answer: Both a and b

Note: This Question is unanswered, help us to find answer for this one

998. The gubernaculum guides the testis through the ________ canal.

Penile

Pelvic

Inguinal

Seminiferous

Answer

Correct Answer: Inguinal

Note: This Question is unanswered, help us to find answer for this one

999. The bile salts _____.

Denature carbohydrates

Emulsify fats

Neutralize acid chyme

Emulsify proteins

Break down carbohydrates, proteins and fats; emulsifies fats

Answer

Correct Answer: Emulsify fats

Note: This Question is unanswered, help us to find answer for this one

1000. The term _____ describes the absence of urine formation by the kidneys.

Anuria

Nocturia

Oliguria

Polyuria

Answer

Correct Answer: Anuria

Note: This Question is unanswered, help us to find answer for this one

1001. The sympathetic and parasympathetic systems have _________ effects on heart rate.

Negligible

Synergistic

Cooperative

Antagonistic

Answer

Correct Answer: Antagonistic

Note: This Question is unanswered, help us to find answer for this one

1002. The structural framework of a blood clot is formed by __________.

A fibrinogen polymer

Soluble fibrin

A fibrin polymer

Soluble fibrinogen

A thrombin polymer

Answer

Correct Answer: A fibrin polymer

Note: This Question is unanswered, help us to find answer for this one

1003. The spaces found within the concentric lamellae are called , and they contain .

Lacunae; osteocytes

Periosteum; endosteum

Endosteum;lacunae

Osteocytes;periosteum

Answer

Correct Answer: Lacunae; osteocytes

Note: This Question is unanswered, help us to find answer for this one

1004. The release of an egg from an ovary is called ________.

Hatching

Ovipary

Ovulation

All of the above

Answer

Correct Answer: Ovulation

Note: This Question is unanswered, help us to find answer for this one

1005. The primary effect of secretin is to __________.

Increase the secretion of bile and buffers by the liver and the pancreas

Decrease the secretion of bile and buffers by the liver and the pancreas

Increases and decreases the secretion of bile and buffers by the liver and the pancreas

Neither increases nor decreases

Answer

Correct Answer: Increase the secretion of bile and buffers by the liver and the pancreas

Note: This Question is unanswered, help us to find answer for this one

1006. The neurons that select a particular motor program are the __________.

Upper motor neurons in the premotor cortex

Lower motor neurons in the premotor cortex

Both upper and lower motor neurons

None of the above

Answer

Correct Answer: Upper motor neurons in the premotor cortex

Note: This Question is unanswered, help us to find answer for this one

1007. The neurons in the hypothalamus that secrete hormones are called ______________ cells.

Neurosecretory

Hypothalamic neuronsecrete

Both a and b

None of the above

Answer

Correct Answer: Neurosecretory

Note: This Question is unanswered, help us to find answer for this one

1008. The mechanism of water reabsorption by the renal tubules is ________.

Active transport.

Osmosis.

Solvent drag.

Cotransport with sodium ions.

Answer

Correct Answer: Osmosis.

Note: This Question is unanswered, help us to find answer for this one

1009. The mean arterial pressure for a patient whose blood pressure is 110/80 is ________.

30 mm Hg

90 mm Hg

100 mm Hg

60 mm Hg

Answer

Correct Answer: 90 mm Hg

Note: This Question is unanswered, help us to find answer for this one

1010. The mandible is __________ to the cranium

Attached

Seperated

Semi-attached

None of the above

Answer

Correct Answer: Attached

Note: This Question is unanswered, help us to find answer for this one

1011. The lumen of the uterus is lined by the glandular __________.

Mesometrium

Perimetrium

Myometrium

Endometrium

Answer

Correct Answer: Endometrium

Note: This Question is unanswered, help us to find answer for this one

1012. The lower esophageal sphincter is called the ________ sphincter.

Esophageal

Cardiac

Pyloric

Answer

Correct Answer: Cardiac

Note: This Question is unanswered, help us to find answer for this one

1013. The lining of the cheeks is __________.

Supported by fat pads and the buccinator muscles

A stratified squamous epithelium

Called the oral mucosa

The lining of the cheeks has all of these properties.

All of the above

Answer

Correct Answer: All of the above

Note: This Question is unanswered, help us to find answer for this one

1014. The kidneys' filtration process is nonselective, so __________.

Urine is much less concentrated than blood

Many valuable substances are lost in the urine

The proportions of the substances in urine are the same as in blood

Useful substances must be selectively reabsorbed

Answer

Correct Answer: Useful substances must be selectively reabsorbed

Note: This Question is unanswered, help us to find answer for this one

1015. The jaw joint is the articulation of the and the .

Mandible; maxilla

Mandible; temporal bone

Mandible; sphenoid bone

Mandible; zygomatic bone

Maxilla; zygomatic

Answer

Correct Answer: Mandible; temporal bone

Note: This Question is unanswered, help us to find answer for this one

1016. The intercalated disk is not a site of __________.

Neuromuscular transmission

Muscular transmission

Both a and b

None of the above

Answer

Correct Answer: Neuromuscular transmission

Note: This Question is unanswered, help us to find answer for this one

1017. The image is illustrating the ___________ division of the ans.

Sympathetic

Parasympathetic

Both a and b

None of the above

Answer

Correct Answer: Parasympathetic

Note: This Question is unanswered, help us to find answer for this one

1018. The ileum contains ________ that project into the lumen and increase the amount of surface area.

Villi

Microvilli

Cryptus

None of the above

Answer

Correct Answer: Villi

Note: This Question is unanswered, help us to find answer for this one

1019. The hepatic portal system collects blood from the and then routes it to the .

GI tract; liver

Liver; kidneys

Kidneys; liver

Liver; GI tract

Answer

Correct Answer: GI tract; liver

Note: This Question is unanswered, help us to find answer for this one

1020. The glomerulus differs from other capillaries in the body in that it ________.

Has a basement membrane

Is impermeable to most substances

Is drained by an efferent arteriole

Has a blood pressure much lower than other organ systems

Answer

Correct Answer: Is drained by an efferent arteriole

Note: This Question is unanswered, help us to find answer for this one

1021. The general structural type of joint between intervertebral discs is __________.

Cartilaginous (Symphyses)

Flexion and Extension

Both a and b

None of the above

Answer

Correct Answer: Cartilaginous (Symphyses)

Note: This Question is unanswered, help us to find answer for this one

1022. The epithelium and the __________ make up the mucosa of the digestive tract.

Lamina propria

Submucosa

Stomach

Answer

Correct Answer: Lamina propria

Note: This Question is unanswered, help us to find answer for this one

1023. The enzyme(s) called break(s) down the substrate called .

Lactase; glucose

Peptidases; proteins

Lipases; micelles

Lactose; lactase

Nucleases; nucleotides

Answer

Correct Answer: Peptidases; proteins

Note: This Question is unanswered, help us to find answer for this one

1024. The effectors in reflexes are the ______.

Muscles

Tissues

Bones

Membranes

Answer

Correct Answer: Muscles

Note: This Question is unanswered, help us to find answer for this one

1025. The chain of ossicles begins at the and ends at the .

Cochlea; oval window

Cochlea; round window

Tympanic membrane; round window

Tympanic membrane; oval window

Answer

Correct Answer: Tympanic membrane; oval window

Note: This Question is unanswered, help us to find answer for this one

1026. The cerebellum is __________ to the cerebrum.

Superficial

Deep

Caudal

Rostral

Medial

Answer

Correct Answer: Caudal

Note: This Question is unanswered, help us to find answer for this one

1027. The central nervous system is lacking in animals that have _____.

A complete gut.

Bilateral symmetry.

Radial symmetry.

A closed circulatory system.

Excitable membranes.

Answer

Correct Answer: Bilateral symmetry.

Note: This Question is unanswered, help us to find answer for this one

1028. The blood transports more co2 in the form of ___________ than in any other form.

Carbaminohemoglobin

Carboxyhemoglobin

Bicarbonate ions

Dissolved CO2 gas

Bisphosphocarbonate

Answer

Correct Answer: Bicarbonate ions

Note: This Question is unanswered, help us to find answer for this one

1029. The blind spot in our visual field is created by _ at the _.

Densely packed cones; lens

Fewer rods; fovea

Thicker photoreceptors; optic nerve

A lack of photoreceptors; optic disc

Answer

Correct Answer: A lack of photoreceptors; optic disc

Note: This Question is unanswered, help us to find answer for this one

1030. The basic components of the peripheral nervous system are and .

Motor nerve fbers; the autonomic nervous system

Cranial nerves; spinal nerves

The brain; cranial nerves

The spinal cord; somatic and visceral sensory nerve fibers

The parasympathelic; sympathetic divisions ol the ANS

Answer

Correct Answer: Cranial nerves; spinal nerves

Note: This Question is unanswered, help us to find answer for this one

1031. The average person has approximately __________ nephrons per kidney.

1.2 million

2.4 million

3.6 million

4.8 million

5.6 million

Answer

Correct Answer: 1.2 million

Note: This Question is unanswered, help us to find answer for this one

1032. The atrioventricular (av) heart valves open and close ________.

Passively, depending on the pressure of the blood in the atria and ventricles

Entirely differently from the mechanism

Used to operate the semilunar valves.

As papillary muscles and chordae tentinae pull them

As the circular muscles surrounding them operate.

Answer

Correct Answer: Passively, depending on the pressure of the blood in the atria and ventricles

Note: This Question is unanswered, help us to find answer for this one

1033. The anterior (ventral) rootlets carry ___________ impulses to the spinal nerves.

Motor

Sensory

Effector

None of the above

Answer

Correct Answer: Motor

Note: This Question is unanswered, help us to find answer for this one

1034. The amount of oxygen bound to hemoglobin _____.

Increases in the presence of high concentrations of oxygen

Is called the Bohr shift

Increases as the pH of tissues decreases

Increases with increasing acidity at the tissue level

Decreases in the presence of high concentrations of oxygen

Answer

Correct Answer: Increases in the presence of high concentrations of oxygen

Note: This Question is unanswered, help us to find answer for this one

1035. The air you breathe is _ oxygen, and the air you exhale is _ oxygen.

16%, 25%

21%, 16%

25%, 32%

21%, 35%

Answer

Correct Answer: 21%, 16%

Note: This Question is unanswered, help us to find answer for this one

1036. The "true wrist" or carpus consists of ________.

Group of eight short bones connected by ligaments

Group of eighteen short bones connected by ligaments

Group of ten short bones connected by ligaments

Group of seven short bones connected by ligaments

Answer

Correct Answer: Group of eight short bones connected by ligaments

Note: This Question is unanswered, help us to find answer for this one

1037. The _______________ nephrons play an important role in producing concentrated urine.

Calical

Pelvic

Juxtamedullary

Cortical

Answer

Correct Answer: Juxtamedullary

Note: This Question is unanswered, help us to find answer for this one

1038. The ____________ is the primary generator of the respiratory rhythm.

The ventral respiratory group or VRG

The respiratory ventral group or RVG

The group ventral respiratory or GVR

None of the above

Answer

Correct Answer: The ventral respiratory group or VRG

Note: This Question is unanswered, help us to find answer for this one

1039. The of the small intestine is/are similar to the of the stomach.

Villi; pyloric glands

Rugae; Peyer patches

Intestinal crypts; gastric pits

None of the above

Answer

Correct Answer: Intestinal crypts; gastric pits

Note: This Question is unanswered, help us to find answer for this one

1040. The is shed during each menstruation and is then regenerated by the .

Stratum functionalis; myometrium

Myometrium; perimetrium

Stratum functionalis; stratum basalis

Stratum basalis; stratum functionalis

Answer

Correct Answer: Stratum functionalis; stratum basalis

Note: This Question is unanswered, help us to find answer for this one

1041. The __________ is not an organ of the urinary system.

Liver

Kidney

Bladder

Answer

Correct Answer: Liver

Note: This Question is unanswered, help us to find answer for this one

1042. The __________ houses the nucleus and other cell parts.

Neural receptor

Myelin sheath

Cell body

Axon terminal

Answer

Correct Answer: Cell body

Note: This Question is unanswered, help us to find answer for this one

1043. The and are the glands that stimulate reproductive cycles.

Testes . . . thyroid

Testes . . . ovaries

Ovaries . . . thyroid

Ovaries . . . thymus

Answer

Correct Answer: Testes . . . ovaries

Note: This Question is unanswered, help us to find answer for this one

1044. The ________ waves are related to the contraction of the ventricles of the heart.

QRS

None of the above

Answer

Correct Answer: QRS

Note: This Question is unanswered, help us to find answer for this one

1045. The ________ cartilages of the larynx play the most important part in sound production.

Thyroid and epiglottic

Cricoid

Arytenoid

Cricoid and cuneiform

Corniculate and epiglottic

Answer

Correct Answer: Arytenoid

Note: This Question is unanswered, help us to find answer for this one

1046. The _______ is the layer of the alimentary canal that absorbs nutrients.

Mucosa.

Submucosa.

Muscular layer.

Serosa

Answer

Correct Answer: Mucosa.

Note: This Question is unanswered, help us to find answer for this one

1047. The _____ lobe controls voluntary muscle actions and the muscles of speech.

Temporal

Frontal

Parietal

Occipital

Answer

Correct Answer: Frontal

Note: This Question is unanswered, help us to find answer for this one

1048. The _____ is the tough, membranous outer layer of the uterus.

Perimetrium

Skin

Bone

None of the above

Answer

Correct Answer: Perimetrium

Note: This Question is unanswered, help us to find answer for this one

1049. The _____ coordinates information coming into and out of the spinal cord.

Hindbrain

Forrebrain

Leftbrain

None of the above

Answer

Correct Answer: Hindbrain

Note: This Question is unanswered, help us to find answer for this one

1050. Relaying signals from the neuron to other cells is a function of the __________.

Axon

Axon terminals

Myelin sheath

Cell body

Answer

Correct Answer: Axon terminals

Note: This Question is unanswered, help us to find answer for this one

1051. The reticular formation is a web of scattered throughout the .

Nerves; white matter in the cerebrum

White matter; cerebellum

Gray matter; brainstem

Gray matter; cerebrum

Neurosomas; hypothalamus

Answer

Correct Answer: Gray matter; brainstem

Note: This Question is unanswered, help us to find answer for this one

1052. The pharynx functions as a , whereas the larynx functions as a .

Common passage for air and food; passageway for food only

Passageway for air only; passageway for air and food

Common passageway for air and food; passageway for air only

Passageway for food only, passageway for air and food

Answer

Correct Answer: Common passageway for air and food; passageway for air only

Note: This Question is unanswered, help us to find answer for this one

1053. The opening of gates produces an .

Chloride; IPSP

Sodium; IPSP

Calcium; IPSP

Potassium; EPSP

Calcium and sodium; IPSP

Answer

Correct Answer: Chloride; IPSP

Note: This Question is unanswered, help us to find answer for this one

1054. The only muscle that possesses both voluntary and involuntary abilities is the ________.

Diaphragm

Orthograph

Both a and b

None of the above

Answer

Correct Answer: Diaphragm

Note: This Question is unanswered, help us to find answer for this one

1055. The ________ are the long peritubular capillaries that dip into the medulla.

Vasa recta

Renal pyramids

Bowmans capsules

Glomerulus

Answer

Correct Answer: Vasa recta

Note: This Question is unanswered, help us to find answer for this one

1056. Excessive hairiness is called __________.

Telogenism

Anagenism

Catagenism

Alopecia

Hirsutism

Answer

Correct Answer: Hirsutism

Note: This Question is unanswered, help us to find answer for this one

1057. Hormones regulate ______.

Progestins, androgens, estrogens

Blood vessels... specific receptors

Reproduction, metabolism, growth

Cannot pass through cell membranes

Answer

Correct Answer: Reproduction, metabolism, growth

Note: This Question is unanswered, help us to find answer for this one

1058. Gametogenesis is to spermatogenesis and oogenesis as _____________________.

Gonads are to testes and ovaries

Both involve meiosis and the production of haploid cells

Primary spermatocyte, secondary spermatocyte, spermatid, sperm

Are discarded

Answer

Correct Answer: Gonads are to testes and ovaries

Note: This Question is unanswered, help us to find answer for this one

1059. Epispadias is a congenital abnormality of the __________.

Bladder

Small intestine

Abdominal wall

Urethral opening

Answer

Correct Answer: Urethral opening

Note: This Question is unanswered, help us to find answer for this one

1060. Emphysema can result in an ______.

Increased level of carbaminohemoglobin

Increased level of deoxyhemoglobin

Increased likelihood of the skin of Caucasians developing a slightly blue coloration

All of the above

Answer

Correct Answer: All of the above

Note: This Question is unanswered, help us to find answer for this one

1061. Fluid found inside cells is called _______ fluid.

Intracellular

Extracellular

Intercellular

Interstitial

Answer

Correct Answer: Intracellular

Note: This Question is unanswered, help us to find answer for this one

1062. Leaky capillaries found in the bone marrow are called __________.

Sinusoidal capillaries

Arterioles

Continuous capillaries

Fenestrated capillaries

Answer

Correct Answer: Sinusoidal capillaries

Note: This Question is unanswered, help us to find answer for this one

1063. The corticospinal system exerts __________.

Involuntary control over smooth muscles

Voluntary control over smooth muscles

Voluntary control over skeletal muscles

Involuntary control over cardiac muscles

Answer

Correct Answer: Voluntary control over skeletal muscles

Note: This Question is unanswered, help us to find answer for this one

1064. The first vestiges of eyes in the embryo are called ________.

Mesenchyme

Optic discs

Optic vesicles

Optic cups

Answer

Correct Answer: Optic vesicles

Note: This Question is unanswered, help us to find answer for this one

1065. A primary spermatocyte matures into spermatids having chromosomes.

Millions of, 46

Four, 23

One, 46

Millions of, 23

Answer

Correct Answer: Four, 23

Note: This Question is unanswered, help us to find answer for this one

1066. The adult human trachea is about in diameter and contains tracheal cartilages.

1.0 cm; 15-20

1.0 cm; 10-15

2.5 cm; 15-20

2.5 cm; 40-50

Answer

Correct Answer: 2.5 cm; 15-20

Note: This Question is unanswered, help us to find answer for this one

1067. Chimpanzees, bonobos, and gorillas have a part of the brain that is ____.

Uniquely related to verbalization

Analogous to the human Broca's area

Both of these

None of these

Answer

Correct Answer: Analogous to the human Broca's area

Note: This Question is unanswered, help us to find answer for this one

1068. The ________ is the kidney's sole blood supply.

Renal artery

Abdominal aorta

Celiac trunk

Superior mesenteric artery

Answer

Correct Answer: Renal artery

Note: This Question is unanswered, help us to find answer for this one

1069. Prl is to as acth is to .

Prolactin; corticotropin.

Oxytocin; mammotropin.

Gonadotropin; mammotropin.

Oxytocin; cortisol.

Answer

Correct Answer: Prolactin; corticotropin.

Note: This Question is unanswered, help us to find answer for this one

1070. Postganglionic sympathetic axons release the neurotransmitter ________ at their effector junctions.

Acetylcholine

Nitric oxide

Norepinephrine

ACh

All of the answers are correct.

Answer

Correct Answer: All of the answers are correct.

Note: This Question is unanswered, help us to find answer for this one

1071. Nails are hard derivatives formed from the stratum ______ of the epidermis.

Granulosum

Basale

Corneum

Lucidum

Answer

Correct Answer: Corneum

Note: This Question is unanswered, help us to find answer for this one

1072. Inborn or intrinsic reflexes are ________.

Involuntary, yet may be modified by learned behavior

Always mediated by the brain

Autonomic only

Rapid, predictable, and can be learned responses

Answer

Correct Answer: Involuntary, yet may be modified by learned behavior

Note: This Question is unanswered, help us to find answer for this one

1073. In the visual pathways to the brain, the optic radiations project to the ________.

Optic chiasma

Lateral geniculate body

Medial retina

Primary visual cortex

Answer

Correct Answer: Primary visual cortex

Note: This Question is unanswered, help us to find answer for this one

1074. Hormones can operate on the ________ level of organization.

Cellular

Tissue

Organ

Organismic

All of the answers are correct.

Answer

Correct Answer: All of the answers are correct.

Note: This Question is unanswered, help us to find answer for this one

1075. Hormones are usually transported through and affect only cells with .

Blood vessels... specific receptors

Control whole-body activities

Its signal transduction pathway

Cannot pass through cell membranes

Answer

Correct Answer: Blood vessels... specific receptors

Note: This Question is unanswered, help us to find answer for this one

1076. Folds of mucous membrane called ________ vibrate to provide speech.

Vocal folds (true vocal cords)

Hyaline cartilage rings

Epiglottis

Uvula.

Answer

Correct Answer: Vocal folds (true vocal cords)

Note: This Question is unanswered, help us to find answer for this one

1077. Eyebrow hairs are always shorter than hairs on your head because ________.

Eyebrow follicles are only active for a few months

The vascular supply of the eyebrow follicle is one-tenth that of the head hair follicle

Hormones in the eyebrow follicle switch the growth off after it has reached a predetermined length

They grow much slower

Answer

Correct Answer: Eyebrow follicles are only active for a few months

Note: This Question is unanswered, help us to find answer for this one

1078. Epidermal dendritic (langerhans) cells function as part of the ______ response.

Cutaneous

No exceptions; all are functions of the integument

Keratinized stratified squamous

Immune

Answer

Correct Answer: Immune

Note: This Question is unanswered, help us to find answer for this one

1079. Endochondral ossification , whereas intramembranous ossification .

Forming bone by replacing hyaline cartilage; forming bone by replacing connective tissue

Forming bone by replacing hyaline cartilage; by replacing connective tissue

Forming bone in broad, flat areas of the skull; in the arms and legs

None of these

Answer

Correct Answer: Forming bone by replacing hyaline cartilage; forming bone by replacing connective tissue

Note: This Question is unanswered, help us to find answer for this one

1080. Each of the following nerves originates in the lumbar plexus except the ________ nerve.

Saphenous

Sciatic

Femoral

Obturator

Answer

Correct Answer: Sciatic

Note: This Question is unanswered, help us to find answer for this one

1081. Conscious perception of vision probably reflects activity in the ________

Superior colliculus

Occipital lobe of the cortex

Chiasma

Thalamus

Answer

Correct Answer: Occipital lobe of the cortex

Note: This Question is unanswered, help us to find answer for this one

1082. Brachioradialis and sternocleidomastoid are named for ________.

Their relative size

The direction of their muscle fibers

Their primary action

The locations of their origin and insertion

Answer

Correct Answer: The locations of their origin and insertion

Note: This Question is unanswered, help us to find answer for this one

1083. The ________ tightens the neck and draws the corners of the mouth downward as in expressing horror.

Sternohyoid

Sternocleidomastoid

Platysma

Mentalis

Answer

Correct Answer: Platysma

Note: This Question is unanswered, help us to find answer for this one

1084. The ________ consists of the follicle cells that cling to the oocyte after ovulation.

Corona radiata

Corpus albicans

Zona pellucida

Stroma

Answer

Correct Answer: Corona radiata

Note: This Question is unanswered, help us to find answer for this one

1085. Secondary spermatocytes divide to produce spermatids having chromosomes each.

Millions of; 46

Four; 23

One; 46

Millions of; 23

Answer

Correct Answer: Four; 23

Note: This Question is unanswered, help us to find answer for this one

1086. Platelets release __________, a chemical vasoconstrictor that contributes to the vascular spasm.

Thrombin

Thromboplastin

Prostacyclin

Serotonin

Answer

Correct Answer: Serotonin

Note: This Question is unanswered, help us to find answer for this one

1087. Arthritis always involves damage to the ________ cartilages, but the specific cause can vary.

Articular

Intervertebral

Costal

Elastic

Answer

Correct Answer: Articular

Note: This Question is unanswered, help us to find answer for this one

1088. It is impossible for sperm to be functional (able to fertilize the egg) until after ________.

The tail disappears

They become spermatids

They undergo capacitation

They have been stored in the uterus for several days

Answer

Correct Answer: They undergo capacitation

Note: This Question is unanswered, help us to find answer for this one

1089. An essential part of the maculae involved in static equilibrium is (are) the ________.

Umami

Fluid

Otoliths

Ciliary Body

Equilibrium

Answer

Correct Answer: Otoliths

Note: This Question is unanswered, help us to find answer for this one

1090. The ________ collects blood from the entire small intestine and two-thirds of the large intestine.

Gastric vein

Superior mesenteric vein

Hepatic portal vein

Celiac trunk

Answer

Correct Answer: Superior mesenteric vein

Note: This Question is unanswered, help us to find answer for this one

1091. Peripheral adaptation ________ the number of action potentials that reach the cns.

Decreases

Increases

Stabilizes

Neutralizes

Answer

Correct Answer: Decreases

Note: This Question is unanswered, help us to find answer for this one

1092. The patellar or knee-jerk reflex involves ________.

Stimulatory nerve impulses to the hamstrings and inhibitory impulses to the quadriceps

Stimulatory nerve impulses to the quadriceps and inhibitory impulses to the hamstrings

Inhibitory nerve impulses to both quadriceps and the hamstrings

Stimulatory nerve impulses to both quadriceps and the hamstrings

Answer

Correct Answer: Stimulatory nerve impulses to the quadriceps and inhibitory impulses to the hamstrings

Note: This Question is unanswered, help us to find answer for this one

1093. Tracheal cartilages provide for _ on the __ aspect of the trachea.

Flexibility;anterior

Flexibility; posterior

Rigidity; anterior

None of these

Answer

Correct Answer: Rigidity; anterior

Note: This Question is unanswered, help us to find answer for this one

1094. Tinnitus, vertigo, and gradual hearing loss typify the disorder called ________.

Conjunctivitis

Ménière's syndrome

Motion sickness

Strabismus

Answer

Correct Answer: Ménière's syndrome

Note: This Question is unanswered, help us to find answer for this one

1095. The training regimen of a competitive weight lifter is designed partly to __________.

Convert certain parallel muscles into stronger pennate muscles

Increase the average number of myofibrils per muscle fiber

Convert white muscle tissue to red muscle

Increase the size of his motor units

Answer

Correct Answer: Increase the average number of myofibrils per muscle fiber

Note: This Question is unanswered, help us to find answer for this one

1096. The term alkaline reserve is used to describe the ________ buffer system.

Hemoglobin

Protein

Phosphate

Bicarbonate

Answer

Correct Answer: Bicarbonate

Note: This Question is unanswered, help us to find answer for this one

1097. The only special sense that is not fully functional at birth is ________.

Vision

Equilibrium

Taste

Smell.

Answer

Correct Answer: Vision

Note: This Question is unanswered, help us to find answer for this one

1098. The middle piece of the sperm contains the ________ in a spiral arrangement.

Nucleosome

Chromosomes

Mitochondria

Flagella

Answer

Correct Answer: Mitochondria

Note: This Question is unanswered, help us to find answer for this one

1099. The latchbridge mechanism of myosin heads is a property of ________ muscle.

Cardiac.

Skeletal.

Smooth.

1100. The enzyme _____________ resides in the synaptic cleft and breaks down molecules of ach.

Monoamine oxidase.

Catechol-O-methyltransferase.

Adenylate cyclase

ACETYCHOLINESTERASE

Answer

Correct Answer: ACETYCHOLINESTERASE

Note: This Question is unanswered, help us to find answer for this one

1101. Under quiet conditions, blood returning to the heart retains about ________ of its oxygen content.

25 percent.

50 percent.

75 percent

None of these

Answer

Correct Answer: 75 percent

Note: This Question is unanswered, help us to find answer for this one

1102. To auscultate the aortic semilunar valve, you would place your stethoscope in the ________.

Fifth intercostal space inferior to the left nipple

Fifth right intercostal space

Second intercostal space to the right of the sternum

Second intercostal space to the left of the sternum

Answer

Correct Answer: Second intercostal space to the right of the sternum

Note: This Question is unanswered, help us to find answer for this one

1103. The hypodermis, or subcutaneous tissue, is represented by ________.

Label A

Label B

Label C

Label D

Answer

Correct Answer: Label D

Note: This Question is unanswered, help us to find answer for this one

1104. The exocrine portion of the pancreas consists of lobules called , which secrete .

Acini, hormones

Islets, digestive enzymes

Islets, hormones

Acini, digestive enzymes

Answer

Correct Answer: Acini, digestive enzymes

Note: This Question is unanswered, help us to find answer for this one

1105. The channels that convey milk from the mammary glands to the nipples are called __________ ducts.

Mesoderm

Dyspnea

Chorion

Lactiferous

Answer

Correct Answer: Lactiferous

Note: This Question is unanswered, help us to find answer for this one

1106. Lipid digestion and absorption requires the coordinated actions of __ and .

Liver cells

Micelles

Lipase, bile

Depolarization

Answer

Correct Answer: Lipase, bile

Note: This Question is unanswered, help us to find answer for this one

1107. Lumbar vertebrae are massive and mobile.

Most; least

Most; most

Least; most

Least; least

Answer

Correct Answer: Most; least

Note: This Question is unanswered, help us to find answer for this one

1108. Spastic paralysis suggests involvement of the ________

lower motor neurons

upper motor neurons

neuromuscular junction

spinal nerve roots

Answer

Correct Answer: upper motor neurons

Note: This Question is unanswered, help us to find answer for this one

1109. The ________ reflex complements the flexor reflex by activating contralateral muscles.

Stretch.

Tendon.

Flexor.

Crossed extensor.

Answer

Correct Answer: Crossed extensor.

Note: This Question is unanswered, help us to find answer for this one

1110. The ________ nervous system stimulates the arrector pili muscles and gives you ""goosebumps.""

Parasympathetic.

Afferent.

Dorsal.

Sympathetic

Answer

Correct Answer: Sympathetic

Note: This Question is unanswered, help us to find answer for this one

1111. The ________ is a region of dense bone that surrounds and protects the membranous labyrinth.

Membranous endolymph.

Organ of Schlemm.

Organ of Corti.

Bony labyrinth

Answer

Correct Answer: Bony labyrinth

Note: This Question is unanswered, help us to find answer for this one

1112. The ________ divides the aorta into the thoracic aorta and the abdominal aorta.

Pericardium

Mediastinum

Diaphragm

Peritoneum

Answer

Correct Answer: Diaphragm

Note: This Question is unanswered, help us to find answer for this one

1113. Substances larger than ________ are normally not allowed to pass through the filtration membrane.

Sodium ions

Glucose

Albumin

Amino acids

Answer

Correct Answer: Albumin

Note: This Question is unanswered, help us to find answer for this one

1114. Stepping on a piece of glass would most likely invoke a _____ reflex.

Pain

Motor

Withdrawal

Golgi tendon

Answer

Correct Answer: Withdrawal

Note: This Question is unanswered, help us to find answer for this one

1115. Reticulocytes complete their development into ________ in the circulation.

Red bone marrow

Neutrophils

Erythropoietin

Erythrocytes

Answer

Correct Answer: Erythrocytes

Note: This Question is unanswered, help us to find answer for this one

1116. A dendritic or langerhan cell is a specialized ________.

Squamous epithelial cell

Nerve cell

Melanocyte

Phagocytic cell.

Answer

Correct Answer: Phagocytic cell.

Note: This Question is unanswered, help us to find answer for this one

1117. A skeletal muscle twitch differs from a tetanic contraction in that ________.

The tetanic contraction is caused by a single stimulus, while the twitch is caused by very rapid multiple stimuli

The muscle twitch is prolonged and continuous while a tetanic contraction is brief and "jerky"

The muscle twitch occurs only in small muscles while a tetanic contraction occurs in large muscle groups

The muscle twitch is a brief and "jerky" movement, while the tetanic contraction is prolonged and continuous

Answer

Correct Answer: The muscle twitch is a brief and "jerky" movement, while the tetanic contraction is prolonged and continuous

Note: This Question is unanswered, help us to find answer for this one

1118. ________ is an inherited abnormality that affects the development and structure of kidney tubules.

Glomerulonephritis

Polycystic kidney disease

Calculus

Renal failure

Answer

Correct Answer: Polycystic kidney disease

Note: This Question is unanswered, help us to find answer for this one

1119. __ glands are considered ductless glands and glands contain ducts.

Exocrine, endocrine

Transitional, exocrine

Endocrine, exocrine

None of these

Answer

Correct Answer: Endocrine, exocrine

Note: This Question is unanswered, help us to find answer for this one

1120. A nerve impulse travels fastest along __ axons of diameter.

Myelinated; small

Unmyelinated; small

Myelinated; large

Unmyelinated; large

Answer

Correct Answer: Myelinated; large

Note: This Question is unanswered, help us to find answer for this one

1121. A monosynaptic reflex that monitors and regulates skeletal muscle length is a _____ reflex.

Cervical

Stretch

Plexus.

Hypoactive

Answer

Correct Answer: Stretch

Note: This Question is unanswered, help us to find answer for this one

1122. A male has a ________ pelvic outlet when compared to the woman's pelvic outlet.

Larger.

Longer.

Smaller.

Wider

Answer

Correct Answer: Smaller.

Note: This Question is unanswered, help us to find answer for this one

1123. Body weight is borne by the two largest tarsal bones: and .

Navicular, calcaneus

Talus, navicular

Talus, calcaneus

Navicular, cuneiform

Answer

Correct Answer: Talus, calcaneus

Note: This Question is unanswered, help us to find answer for this one

1124. Broca's area is to wernicke's area as _ is to _.

Grammar-related deficits in production and comprehension.

Filter out irrelevant acoustic information

Language production is to language comprehension.

All of these

Answer

Correct Answer: Language production is to language comprehension.

Note: This Question is unanswered, help us to find answer for this one

1125. Sensory information from skeletal muscles travels over ________ fibers.

Type A

Type B

Type C

Type D

Answer

Correct Answer: Type A

Note: This Question is unanswered, help us to find answer for this one

1126. Fibrinolysis involves __ of the fibrin framework, and it involves the protein _.

Fibrinogen

Erythrocytes

Destruction plasmin

Macrophages

Answer

Correct Answer: Destruction plasmin

Note: This Question is unanswered, help us to find answer for this one

1127. Feeling a gentle caress on your arm would likely involve all of the following except ________.

Hair follicle receptors

Tactile discs

Lamellar corpuscles

Meissner's corpuscles

Answer

Correct Answer: Lamellar corpuscles

Note: This Question is unanswered, help us to find answer for this one

1128. Descending (motor) pathways always involve at least ________ motor neuron(s).

Four

Three

Spinal

Two

Answer

Correct Answer: Two

Note: This Question is unanswered, help us to find answer for this one

1129. Averaged over a few heartbeats, venous return is ________ cardiac output.

Much lower than

Equal to

Somewhat higher than

Much higher than

Answer

Correct Answer: Equal to

Note: This Question is unanswered, help us to find answer for this one

1130. All processing at the circuit level going up to the perceptual level must synapse in the ________.

Pons

Thalamus

Reticular formation

Medulla

Answer

Correct Answer: Thalamus

Note: This Question is unanswered, help us to find answer for this one

1131. In animals with a closed circulatory system, gas exchange occurs across the thin walls of ______.

Fighting infections

Bound to hemoglobin

Pulmonary arteries

Capillary beds

Answer

Correct Answer: Capillary beds

Note: This Question is unanswered, help us to find answer for this one

1132. The border where the white, opaque sclera becomes the transparent cornea is the ________.

Limbus

Macula

Mydriasis

None of these

Answer

Correct Answer: Limbus

Note: This Question is unanswered, help us to find answer for this one

1133. The attempted realignment of a bone involved in a fracture or joint dislocation is known as ______.

Closed reduction

Opend reduction

Both

None of these

Answer

Correct Answer: Closed reduction

Note: This Question is unanswered, help us to find answer for this one

1134. The prostate, seminal vesicle, and bulbourethral glands do not __________.

Provide chemicals to make the female's vagina more acidic

The amount of sunlight the plants receive

The intensity of the waves along the coast

The extent of human development in the area

Answer

Correct Answer: Provide chemicals to make the female's vagina more acidic

Note: This Question is unanswered, help us to find answer for this one

1135. The hand is at the __ end and the elbow is at the _ end of the lower arm.

Distal,proximal

Dorsal,ventral

Caudal,cephalic

None of these

Answer

Correct Answer: Distal,proximal

Note: This Question is unanswered, help us to find answer for this one

1136. The center of the osteon is called the ________.

Central canal

Haversian canal

Both

None of these

Answer

Correct Answer: Both

Note: This Question is unanswered, help us to find answer for this one

1137. The ventral rami of spinal nerves c5 to t1 contribute fibers to the ________ plexus.

Cervical

Brachial

Lumbar

Sacral

Thoracic

Answer

Correct Answer: Brachial

Note: This Question is unanswered, help us to find answer for this one

1138. The tympanic membrane is indicated by ________.

Label F

Label D

Label H

Label I

Label J

Answer

Correct Answer: Label I

Note: This Question is unanswered, help us to find answer for this one

1139. The trochlear nerve conveys proprioceptor impulses from the ________ to the brain.

Superior rectus muscle

Afferent nerves

Schwann cells

Nocicrecptor

Answer

Correct Answer: Superior rectus muscle

Note: This Question is unanswered, help us to find answer for this one

1140. The tissue(s) and/or cells that may be affected during laryngitis ______.

Is epithelial tissue

Is a mucous membrane

Are ciliated cells

All of the listed responses are correct

Answer

Correct Answer: All of the listed responses are correct

Note: This Question is unanswered, help us to find answer for this one

1141. The term percutaneous is defined as pertaining to _____ the skin.

Through

Softening

Infection

Gangrene

Answer

Correct Answer: Through

Note: This Question is unanswered, help us to find answer for this one

1142. The term ""ventrum"" means _, while the term ""dorsum"" means _.

Belly; back

Back; belly

Front; rear

Rear; front

Top; down

Answer

Correct Answer: Belly; back

Note: This Question is unanswered, help us to find answer for this one

1143. The term _____ in a muscle name means toward the side.

Lateralis

Tendinitis

Spasm

Plantar flexion

Answer

Correct Answer: Lateralis

Note: This Question is unanswered, help us to find answer for this one

1144. The rounded end of a bone that is used for articulation is called a __________.

Process

Foramen

Condyle

Fossa

Answer

Correct Answer: Condyle

Note: This Question is unanswered, help us to find answer for this one

1145. The replacement of a worn or failed implant is known as ______.

Revision surgery

Ostectomy

Craniectomy

None of these

Answer

Correct Answer: Revision surgery

Note: This Question is unanswered, help us to find answer for this one

1146. The magnetic field about earth takes a shape _________.

Magnetic dipole buried at the centre of the earth

Motion and distribution of some material in and outside the earth

Induction effect of the sun

Interaction of gamma rays with the crust of the earth

Answer

Correct Answer: Motion and distribution of some material in and outside the earth

Note: This Question is unanswered, help us to find answer for this one

1147. The glenoid cavity is the socket of the __________.

Shoulder joint

Hip joint

Elbow joint

Knee joint

Answer

Correct Answer: Shoulder joint

Note: This Question is unanswered, help us to find answer for this one

1148. The eye is ________ to the occipital region.

Superior

Lateral

Proximal

Deep

Answer

Correct Answer: Anterior

Note: This Question is unanswered, help us to find answer for this one

1149. The esophagus constricts by contraction of _____.

Circular smooth muscle

Mechanical and chemical

Stimulate the release of gastric juice

None of these

Answer

Correct Answer: Circular smooth muscle

Note: This Question is unanswered, help us to find answer for this one

1150. The epididymis __________.

Is a mass of tightly coiled tubules where sperm are produced

Is a single coiled duct just outside the testis

Is an accessory gland in the male reproductive system

Lies between the prostate gland and the seminal vesicles

Answer

Correct Answer: Is a single coiled duct just outside the testis

Note: This Question is unanswered, help us to find answer for this one

1151. The endocrine system is comprised of __________ that secrete hormones.

Glands

Cells

Tissues

All of these

Answer

Correct Answer: All of these

Note: This Question is unanswered, help us to find answer for this one

1152. The ears are _ and _ to the shoulders

Medial ; superior; lateral

Anterior; medial; inferior

Proximal; distal; medial

Inferior; anterior; proximal

Answer

Correct Answer: Medial ; superior; lateral

Note: This Question is unanswered, help us to find answer for this one

1153. The diaphragm lies __________ to the organs in the thoracic cavity.

Distal

Proximal

Inferior (caudal)

Answer

Correct Answer: Inferior (caudal)

Note: This Question is unanswered, help us to find answer for this one

1154. The center cavity of the diaphysis cof a long bone is called the __________.

Marrow cavity

Central canal

Nutrient foramen

Canaliculus

Epiphysis

Answer

Correct Answer: Central canal

Note: This Question is unanswered, help us to find answer for this one

1155. The cardiac skeleton is best described as __________________ .

Dense bands of tough elastic tissue that encircle the heart valves

Is a single coiled duct just outside the testis

Is an accessory gland in the male reproductive system

Lies between the prostate gland and the seminal vesicles

Answer

Correct Answer: Dense bands of tough elastic tissue that encircle the heart valves

Note: This Question is unanswered, help us to find answer for this one

1156. The arms are the ________ region of the body.

Pelvic

Trunk

Crural

Brachial

Answer

Correct Answer: Brachial

Note: This Question is unanswered, help us to find answer for this one

1157. The armpit area is called the ________ region.

Brachial

Antebrachial

Axillary

Femoral

Answer

Correct Answer: Axillary

Note: This Question is unanswered, help us to find answer for this one

1158. The adrenal medulla secretes mostly ___________.

Norepinephrine (NE)

Dopamine

Endorphins

Acetylcholine (ACh)

Epinephrine (Adrenaline)

Answer

Correct Answer: Epinephrine (Adrenaline)

Note: This Question is unanswered, help us to find answer for this one

1159. The ____________ system provides for gaseous exchange between the environment and blood stream.

Respiratory system

Integumentary

Lymphatic

Digestive

Answer

Correct Answer: Respiratory system

Note: This Question is unanswered, help us to find answer for this one

1160. The ____________ nerve arises from the cervical plexus and innervates the diaphragm.

Phrenic

Lumbar

Cervical

None of these

Answer

Correct Answer: Phrenic

Note: This Question is unanswered, help us to find answer for this one

1161. The __________ phase of gastric secretion begins as chyme enters the duodenum.

Intestinal

Mucosa

Muscularis externa

None of these

Answer

Correct Answer: Intestinal

Note: This Question is unanswered, help us to find answer for this one

1162. The __________ is not found in the elbow.

Distal radioulnar joint

Coxal joint

Acetabular labrum

None of these

Answer

Correct Answer: Distal radioulnar joint

Note: This Question is unanswered, help us to find answer for this one

1163. The __________ is not a part of the vascular layer of the eye.

Sclera

Radial muscles

Rods

Rhodopsin

Answer

Correct Answer: Sclera

Note: This Question is unanswered, help us to find answer for this one

1164. The __________ is located under the forebrain and midbrain.

Forebrain

Midbrai

Hindbrain

Brainstem

Answer

Correct Answer: Hindbrain

Note: This Question is unanswered, help us to find answer for this one

1165. The __________ is a network of nerves located in the brainstem.

Reticular formation

Thalamus

Cerebral cortex

Cerebellum

Answer

Correct Answer: Reticular formation

Note: This Question is unanswered, help us to find answer for this one

1166. The ________ is known as the ""boxer's muscle.""

Biceps brachii

Serratus anterior

Rectus abdominis

Flexor digitorum longus

Answer

Correct Answer: Serratus anterior

Note: This Question is unanswered, help us to find answer for this one

1167. Surgical repair of a blood vessel is _____________.

Angioplasty

Aortic stenosis

Arteriosclerosis

None of these

Answer

Correct Answer: Angioplasty

Note: This Question is unanswered, help us to find answer for this one

1168. Small, charged molecules can cross the cell membrane through ____.

Diffusion

Ribosomes

Mitochondria

Protein channels

Answer

Correct Answer: Diffusion

Note: This Question is unanswered, help us to find answer for this one

1169. Neurons that transmit efferent signals between the cns and autonomic ganglia are called __________.

Interneurons

Sensory neurons

Postganglionic neurons

Answer

Correct Answer: Postganglionic neurons

Note: This Question is unanswered, help us to find answer for this one

1170. Lymphatic vessels recover about ______________ of the fluid filtered by capillaries.

15%

10%

25%

35%

Answer

Correct Answer: 15%

Note: This Question is unanswered, help us to find answer for this one

1171. It is common to find __________ in compact bone, but they are not seen in spongy bone.

Lamellae

Osteoclasts

Lacunae

Central canals

Osteocytes

Answer

Correct Answer: Central canals

Note: This Question is unanswered, help us to find answer for this one

1172. Ions are transported across membranes using , which requires .

Channel-mediated facilitated diffusion; kinetic energy

Kinetic energy; Hypertonic blood draws water out of the interstitial fluid

Interstitial fluid hypertonic ; Potential Energy

Potential Energy; kinetic energy

Answer

Correct Answer: Channel-mediated facilitated diffusion; kinetic energy

Note: This Question is unanswered, help us to find answer for this one

1173. Interneurons (association neurons) in the brain are likely to be ________ neurons.

Multipolar

Epineurium

Schwann cells

Answer

Correct Answer: Multipolar

Note: This Question is unanswered, help us to find answer for this one

1174. Tumors that originate within the central nervous system (cns) are due to __________.

A lack of centrioles within neuronal cell bodies

Uncontrolled division of neurons in adults

Uncontrolled divisions of neuroglia

All of the above

Answer

Correct Answer: Uncontrolled divisions of neuroglia

Note: This Question is unanswered, help us to find answer for this one

1175. The portion of a neuron that primarily receives communication is the _______.

Dendrite

Axon terminal

Cell body

Axon

Answer

Correct Answer: Dendrite

Note: This Question is unanswered, help us to find answer for this one

1176. The pons is __________.

the "gateway" to the cerebral cortex

The region responsible for regulating hiccupping, swallowing, and coughing

The main visceral control center of the body, which regulates many activities of visceral organs

a "bridge" between the medulla oblongata and the cerebellum, contains some reticular formation nuclei, and the middle cerebellar peduncles attach to it

Responsible for initiating visual reflexes and flexion movements of the trunk

Answer

Correct Answer: a "bridge" between the medulla oblongata and the cerebellum, contains some reticular formation nuclei, and the middle cerebellar peduncles attach to it

Note: This Question is unanswered, help us to find answer for this one

1177. The only bones formed by intramembranous ossification that are not in the skull are the __________.

Clavicles

Achondroplasia

Osteomalacia

None of these

Answer

Correct Answer: Clavicles

Note: This Question is unanswered, help us to find answer for this one

1178. The mesentery attached to the lateral surface of the stomach is called the ________.

Greater omentum

Gastric glands

Pyloric part

None of these

Answer

Correct Answer: Greater omentum

Note: This Question is unanswered, help us to find answer for this one

1179. The long strap-like muscle on the anterior thigh is the ________ muscle.

Sartorius

Quadriceps

Infraspinatus

None of these

Answer

Correct Answer: Sartorius

Note: This Question is unanswered, help us to find answer for this one

1180. The laminae and pedicles together form the __________.

Vertebral arch

Spinous process

Intervertebral discs

None of these

Answer

Correct Answer: Vertebral arch

Note: This Question is unanswered, help us to find answer for this one

1181. The inflated lungs of a fresh pluck ________.

Feel like a soft sponge

Change color and become paler as the lungs increase in size

Feel like a soft

Answer

Correct Answer: Feel like a soft sponge

Note: This Question is unanswered, help us to find answer for this one

1182. The hypothalamus secretes a releasing hormone known as tsh-releasing hormone that _____.

Keeps hormones at levels that maintain homeostasis

Relays directives from the hypothalamus to other glands

Release and use of a chemical messenger

A decreased level of mineralcorticoids

Answer

Correct Answer: Keeps hormones at levels that maintain homeostasis

Note: This Question is unanswered, help us to find answer for this one

1183. Speech occurs when air is moved through this passageway between the ________.

Vocal Folds (True Vocal Cords)

Nasopharynx

Middle Lobe

Parietal pleura

Answer

Correct Answer: Vocal Folds (True Vocal Cords)

Note: This Question is unanswered, help us to find answer for this one

1184. Pepsinogen is produced by __ and is activated by _.

Chief cells; hydrochloric acid secreted by parietal cells

Moistens food and begins starch digestion in the mouth

Have phagocytic cells in their lining

Emulsifies fats in the small intestine

Answer

Correct Answer: Chief cells; hydrochloric acid secreted by parietal cells

Note: This Question is unanswered, help us to find answer for this one

1185. Insulin operates under __________.

Glucagon

Humoral stimulation

Epinephrine

Aldosterone

Answer

Correct Answer: Humoral stimulation

Note: This Question is unanswered, help us to find answer for this one

1186. In vertebrates, the _ is/are usually replaced by __.

Pharyngeal pouches; gill arches

Dorsal hollow nerve cord; a ventral solid nerve cord C. gill arches; pharyngeal pouches

Notochord; a dorsal hollow nerve cord

Notochord; a vertebral column

Answer

Correct Answer: Notochord; a vertebral column

Note: This Question is unanswered, help us to find answer for this one

1187. The primary role of the carbonic acid-bicarbonate buffer system is to __________.

Buffer stomach acid

Buffer carbonic acid formed by carbon dioxide

Limit pH changes caused by organic and fixed acids

Buffer the urine

Increase ventilation

Answer

Correct Answer: Buffer carbonic acid formed by carbon dioxide

Note: This Question is unanswered, help us to find answer for this one

1188. Which of the following statements is correct regarding melanocytes? they __________.

Respond to UV radiation by increasing production of melanin

Has pocket-like sacs called haustra

Exhibits external muscular bands called teniae coli

Does not contain villi

Answer

Correct Answer: Respond to UV radiation by increasing production of melanin

Note: This Question is unanswered, help us to find answer for this one

1189. Which of the following is not characteristic of the large intestine? it ________.

Is longer than the small intestine Correct

Has pocket-like sacs called haustra

Exhibits external muscular bands called teniae coli

Does not contain villi

Answer

Correct Answer: Is longer than the small intestine Correct

Note: This Question is unanswered, help us to find answer for this one

1190. Bronchial arteries carry _________ blood to the tissues of the lung.

Oxygenated

Deoxygenated

Increases

Decreases

Equals

Answer

Correct Answer: Oxygenated

Note: This Question is unanswered, help us to find answer for this one

1191. Increased blood volume ________ blood pressure.

Increases

Decreases

Equals

Answer

Correct Answer: Increases

Note: This Question is unanswered, help us to find answer for this one

1192. The _______ mediates the inflammatory reaction that follows brain damage.

Microglia

Increases

Decreases

Equals

Answer

Correct Answer: Microglia

Note: This Question is unanswered, help us to find answer for this one

1193. The _______ are the key supply source of energy for neurons.

Astrocytes

Increases

Decreases

Equals

Answer

Correct Answer: Astrocytes

Note: This Question is unanswered, help us to find answer for this one

1194. Expiratory movements are produced by contraction of the ________ muscle.

Scalene

Diaphragm

Internal intercostal

External intercostal

Serratus anterior

Answer

Correct Answer: Internal intercostal

Note: This Question is unanswered, help us to find answer for this one

1195. The middle ear converts __________.

Pressure waves to hair cell movements

Fluid pressure waves to nerve impulses

Air pressure waves to fluid pressure waves

Fluid pressure waves to air pressure waves

Air pressure waves to nerve impulses

Answer

Correct Answer: Air pressure waves to fluid pressure waves

Note: This Question is unanswered, help us to find answer for this one

1196. Thyroid hormones bind to _____ receptors.

Intracellular

Inside

Middle

Outside

Answer

Correct Answer: Intracellular

Note: This Question is unanswered, help us to find answer for this one

1197. The epidermal cells of an onion are found on the ___ of each layer

Inside

Middle

Outside

Answer

Correct Answer: Inside

Note: This Question is unanswered, help us to find answer for this one

1198. The vertebrae are _____ bones.

33 individual

23 individual

13 individual

36 individual

Answer

Correct Answer: 33 individual

Note: This Question is unanswered, help us to find answer for this one

1199. The houses the pituitary gland (hypophysis) and is found in the .

Foramen magnum; occipital bone.

Sella turcica; sphenoid bone.

Lambdoid suture; parietal bones.

Supraorbital margin; frontal bone.

Occipital condyle; occipital bone

Answer

Correct Answer: Sella turcica; sphenoid bone.

Note: This Question is unanswered, help us to find answer for this one

1200. The belongs to the thoracic cage, whereas the belongs to the pectoral girdle.

Sternum; clavicle.

Clavicle; sternum.

T5; T1.

Scapula; clavicle.

Scapula; sternum

Answer

Correct Answer: Sternum; clavicle.

Note: This Question is unanswered, help us to find answer for this one

1201. The pulse pressure is ________

Systolic pressure plus diastolic pressure

Systolic pressure minus diastolic pressure

Systolic pressure divided by diastolic pressure

Diastolic pressure plus 1/3 (systolic pressure plus diastolic pressure

Answer

Correct Answer: Systolic pressure minus diastolic pressure

Note: This Question is unanswered, help us to find answer for this one

1202. The conjunctiva lines __________.

Both the inner surface of the eyelids and the visible portion of the sclera

It then returns to the heart and enters the right atrium

Most of the water reaching the collecting ducts is not reabsorbed

Systolic pressure minus diastolic pressure

Answer

Correct Answer: Both the inner surface of the eyelids and the visible portion of the sclera

Note: This Question is unanswered, help us to find answer for this one

1203. Superior colliculus is to as inferior colliculus is to .

Vision; hearing

Taste; smell

Vision; touch

Touch; hearing

Answer

Correct Answer: Vision; hearing

Note: This Question is unanswered, help us to find answer for this one

1204. When the air temperature is 70?f or less, the body loses heat into its surroundings by ________.

Radiation

Taste

Smell

Vision

Touch

Answer

Correct Answer: Radiation

Note: This Question is unanswered, help us to find answer for this one

1205. When speaking about the circulatory system we know that ________

Oxygenated blood leaves the left ventricle and travels to all parts of the body

It then returns to the heart and enters the right atrium

Most of the water reaching the collecting ducts is not reabsorbed

Systolic pressure minus diastolic pressure

Answer

Correct Answer: Oxygenated blood leaves the left ventricle and travels to all parts of the body
It then returns to the heart and enters the right atrium

Note: This question has more than 1 correct answers

Note: This Question is unanswered, help us to find answer for this one

1206. When antidiuretic hormone (adh) levels are low ________.

Oxygenated blood leaves the left ventricle and travels to all parts of the body

It then returns to the heart and enters the right atrium

Most of the water reaching the collecting ducts is not reabsorbed

Systolic pressure minus diastolic pressure

Answer

Correct Answer: Most of the water reaching the collecting ducts is not reabsorbed

Note: This Question is unanswered, help us to find answer for this one

1207. The type of bone that forms the diaphysis of a long bone is called __________ bone.

Spongy

Compact

Cancellous

Trabecular

Answer

Correct Answer: Compact

Note: This Question is unanswered, help us to find answer for this one

1208. The final step in perceiving sound is __________.

The auditory cortex is stimulated

The cochlear hair cells are stimulated

The cochlear nerve is stimulated

The tympanic membrane vibrates

Answer

Correct Answer: The auditory cortex is stimulated

Note: This Question is unanswered, help us to find answer for this one

1209. Peroxisomes ________.

Function to digest particles ingested by endocytosis

Are able to detoxify substances by enzymatic action

Sometimes function as secretory vesicles

Are also called microbodies, and contain acid hydrolases

Answer

Correct Answer: Are able to detoxify substances by enzymatic action

Note: This Question is unanswered, help us to find answer for this one

1210. Nervous control of gastric secretion is provided by ________.

The vagus nerve and enteric plexus

Strength

Endurance

Conditioning

Answer

Correct Answer: The vagus nerve and enteric plexus

Note: This Question is unanswered, help us to find answer for this one

1211. Myofibrils are __________.

Made of a series of sarcomeres

Strength

Endurance

Conditioning

Answer

Correct Answer: Made of a series of sarcomeres

Note: This Question is unanswered, help us to find answer for this one

1212. Muscular ________ is defined as the ability of a muscle to generate force over and over again.

Strength

Endurance

Conditioning

Repetition

Answer

Correct Answer: Endurance

Note: This Question is unanswered, help us to find answer for this one

1213. Muscle fatigue occurs due to a buildup of and in ph.

Transverse tubules

Have many nuclei

Calmodulin; myosin light chain kinase

Lactic acid; decrease

Answer

Correct Answer: Lactic acid; decrease

Note: This Question is unanswered, help us to find answer for this one

1214. The descending limb of the loop of henle ________.

Pulls water by osmosis into the lumen of the tubule

Is freely permeable to sodium and urea

Is not permeable to water

Contains fluid that becomes more concentrated as it moves down into the medulla

Answer

Correct Answer: Contains fluid that becomes more concentrated as it moves down into the medulla

Note: This Question is unanswered, help us to find answer for this one

1215. The skin consists of two main regions. from deep to superficial they are the ________.

Dermis and epidermis

Epidermis and dermis

Hypodermis and dermis

Hypodermis and epidermis

Answer

Correct Answer: Dermis and epidermis

Note: This Question is unanswered, help us to find answer for this one

1216. The loudness of a person's voice depends on the ________.

Thickness of vestibular folds

Length of the vocal folds

Strength of the intrinsic laryngeal muscles

Force with which air rushes across the vocal folds

Answer

Correct Answer: Force with which air rushes across the vocal folds

Note: This Question is unanswered, help us to find answer for this one

1217. The bones of the skeleton store energy reserves as fat in __________.

Yellow marrow.

The ground substance.

Spongy bone.

Red marrow

Answer

Correct Answer: Yellow marrow.

Note: This Question is unanswered, help us to find answer for this one

1218. The backbone of the plasma membrane is a __________ bilayer.

Phospholipid

Vestibular nucleus

Vestibular ganglion

Vestibulospinal tract

Answer

Correct Answer: Phospholipid

Note: This Question is unanswered, help us to find answer for this one

1219. The axons that carry the sense of balance synapse first in the __________.

Cerebellum

Vestibular nucleus

Vestibular ganglion

Vestibulospinal tract

Answer

Correct Answer: Vestibular nucleus

Note: This Question is unanswered, help us to find answer for this one

1220. The area at c will eventually drain urine into the __________.

Glomerulus

Collecting ducts

Ureter

Nephron

Answer

Correct Answer: Ureter

Note: This Question is unanswered, help us to find answer for this one

1221. The area of the lower limb that refers to the posterior side of the knee is the ________ region.

Popliteal

Plantar

Cervical

Answer

Correct Answer: Popliteal

Note: This Question is unanswered, help us to find answer for this one

1222. The __________ nervous system consists of motor neurons that regulate skeletal muscle contractions.

Somatic

Glomerulus

Collecting ducts

Ureter

Answer

Correct Answer: Somatic

Note: This Question is unanswered, help us to find answer for this one

1223. The __________ circulation collects nutrient-rich venous blood draining from the digestive viscera.

Splanchnic

Hepatic portal

Enterohepatic

Pulmonary

Answer

Correct Answer: Hepatic portal

Note: This Question is unanswered, help us to find answer for this one

1224. The ________ carry tears into the nasal cavity.

Nasolacrimal ducts

Splanchnic

Hepatic portal

Enterohepatic

Pulmonary

Answer

Correct Answer: Nasolacrimal ducts

Note: This Question is unanswered, help us to find answer for this one

1225. Because of their shape, muscle cells are also known as ________.

Fascicles

Myofibrils

Tubules

Muscle fibers

Answer

Correct Answer: Muscle fibers

Note: This Question is unanswered, help us to find answer for this one

1226. These cells in the cns have cilia that move in order to circulate cerebrospinal fluid ________.

Ependymal cells

Fascicles

Myofibrils

Tubules

Answer

Correct Answer: Ependymal cells

Note: This Question is unanswered, help us to find answer for this one

1227. There are ________ hair cells in the ear.

30,000

10,000

25,000

6000

Answer

Correct Answer: 30,000

Note: This Question is unanswered, help us to find answer for this one

1228. The two subdivisions of sensory input are _____.

Somatic sensory and visceral sensory

Collagen fibers surrounding the vessel exterior

Endothelium and the subendothelial layer

Smooth muscle and elastic fibers

Answer

Correct Answer: Somatic sensory and visceral sensory

Note: This Question is unanswered, help us to find answer for this one

1229. The term autorhythmicity refers to the heart's ability to ________.

Conduct action potentials along the conduction pathway

Generate its own contractile cycle

Originate its contraction neurogenically

Act as a functional syncytium

Intrinsically modify its contractility

Answer

Correct Answer: Generate its own contractile cycle

Note: This Question is unanswered, help us to find answer for this one

1230. The term ________ refers to blockage in the coronary circulation.

Congestive heart failure.

Atherosclerosis

Coronary artery disease.

Embolism

Answer

Correct Answer: Coronary artery disease.

Note: This Question is unanswered, help us to find answer for this one

1231. The subclavian artery that arises directly from the aorta supplies the ________.

Right upper extremity and neck

Left upper extremity and neck

Anterior trunk wall

Posterior trunk wall

Answer

Correct Answer: Left upper extremity and neck

Note: This Question is unanswered, help us to find answer for this one

1232. The spinal cord part with the largest diameter is the ___________ part.

Cervical

Superior

Medial

Distal

Answer

Correct Answer: Cervical

Note: This Question is unanswered, help us to find answer for this one

1233. The sense of taste projects to the gustatory cortex located in the and .

Frontal lobe; temporal lobe

Corpus callosum; fornix

Precentral gyrus; prefrontal cortex

Insula; parietal lobe

Insula; frontal lobe

Answer

Correct Answer: Insula; frontal lobe

Note: This Question is unanswered, help us to find answer for this one

1234. The right and left iliac regions are also known as the _______________ regions.

Inguinal

Lateral

Auditory nerve

Cochlea

Auditory canal

Answer

Correct Answer: Inguinal

Note: This Question is unanswered, help us to find answer for this one

1235. The portion of the bipolar olfactory receptor cell that actually detects odors is the ________.

Olfactory cilium

Inferior

Medial

Superior

Answer

Correct Answer: Olfactory cilium

Note: This Question is unanswered, help us to find answer for this one

1236. The muscles of a professional sprinter are most likely to have ________.

80 percent fast-twitch muscle fibers and 20 percent slow-twitch muscle fibers

20 percent fast-twitch muscle fibers and 80 percent slow-twitch muscle fibers

50 percent fast-twitch muscle fibers and 50 percent slow-twitch muscle fibers

40 percent fast-twitch muscle fibers and 60 percent slow-twitch muscle fibers

Answer

Correct Answer: 80 percent fast-twitch muscle fibers and 20 percent slow-twitch muscle fibers

Note: This Question is unanswered, help us to find answer for this one

1237. The muscle action potential penetrates deep into a fiber along the __________.

Sarcolemma

Transverse tubules

Neuromuscular junction

Sarcoplasmic reticulum

Answer

Correct Answer: Transverse tubules

Note: This Question is unanswered, help us to find answer for this one

1238. The movement of _______________ into the cardiac muscle cell depolarizes the cardiac muscle cell.

Sodium and calcium

Continuous capillary

Fenestrated capillary

Distributing capillary

Answer

Correct Answer: Sodium and calcium

Note: This Question is unanswered, help us to find answer for this one

1239. The most common type of blood capillary is the ________.

Sinusoidal capillary

Continuous capillary

Fenestrated capillary

Distributing capillary

Answer

Correct Answer: Continuous capillary

Note: This Question is unanswered, help us to find answer for this one

1240. The mechanical and chemical receptors that control digestive activity are located ________.

In the glandular tissue that lines the organ lumen

In the walls of the tract organs

In the pons and medulla

Only in the esophagus because this is the only part of the tract that needs to change to accommodate food passage

Answer

Correct Answer: In the walls of the tract organs

Note: This Question is unanswered, help us to find answer for this one

1241. The last step of b cell activation is__________.

Plasma cells secrete antibodies

Lesser tubercle of of the humerus

Caranoid process

None of these

Answer

Correct Answer: Plasma cells secrete antibodies

Note: This Question is unanswered, help us to find answer for this one

1242. The hypodermis is ________.

Composed primarily of reticular cells

Composed primarily of dermatomes

Composed primarily of adipose tissue

Composed primarily of sebaceous glands

Answer

Correct Answer: Composed primarily of adipose tissue

Note: This Question is unanswered, help us to find answer for this one

1243. The genetic information is coded in dna by the ________

The sequence of the nucleotides

The regular alteration of sugar and phosphate molecules.

The arrangement of the histones

The three-dimensional structure of the double hellix

Answer

Correct Answer: The sequence of the nucleotides

Note: This Question is unanswered, help us to find answer for this one

1244. The foramen ovale ________.

Is a condition in which the heart valves do not completely close

Is a shallow depression in the interventricular septum.is a connection between the pulmonary trunk and the aorta in the fetus

Connects the two atria in the fetal heart

Answer

Correct Answer: Connects the two atria in the fetal heart

Note: This Question is unanswered, help us to find answer for this one

1245. The first visceral branch off the descending abdominal aorta is the _________.

Superior mesenteric

Inferior mesenteric

Splenic

Celiac trunk

Right gastric

Answer

Correct Answer: Celiac trunk

Note: This Question is unanswered, help us to find answer for this one

1246. The exchange between capillary walls and the interstitial spaces can be improved by _______

The thinness of the capillary wall

Minimal branching in the capillary bed

Increased blood velocity through the capillaries

The high pressure in the interstitial spaces

The stratification of the capillary wall

Answer

Correct Answer: The thinness of the capillary wall

Note: This Question is unanswered, help us to find answer for this one

1247. The diaphragm is ___ to the thoracic cavity and _ to the pelvic cavity.

Inferior; superior

Superior; anterior

Posterior; inferior

Superior; inferior

Answer

Correct Answer: Inferior; superior

Note: This Question is unanswered, help us to find answer for this one

1248. The actions of the internal intercostals are most important during __________.

Forced inspiration

Forced expiration

Normal expiration

Normal inspiration

Answer

Correct Answer: Forced expiration

Note: This Question is unanswered, help us to find answer for this one

1249. The ____________ is the amount of air remaining in the lungs after a forced expiration.

Tidal volume.

Residual volume

Inspiratory reserve volume

Expiratory reserve volume

Answer

Correct Answer: Residual volume

Note: This Question is unanswered, help us to find answer for this one

1250. The ____________ is a group of muscles that extend the knee and all insert on the patella.

Quadriceps femoris

Lateral angle

Superior angle

Supraglenoid tubercle

Answer

Correct Answer: Quadriceps femoris

Note: This Question is unanswered, help us to find answer for this one

1251. The ____________ cells are found mostly in the proximal and distal regions of the stomach.

Mucous cell

Lateral angle

Superior angle

Supraglenoid tubercle

Answer

Correct Answer: Mucous cell

Note: This Question is unanswered, help us to find answer for this one

1252. The ____________ are the most numerous cells of nervous tissue

Neuroglia and neurons

Lateral angle

Superior angle

Supraglenoid tubercle

Answer

Correct Answer: Neuroglia and neurons

Note: This Question is unanswered, help us to find answer for this one

1253. The ________ separates the dura mater from the walls of the vertebral canal.

Subdural space

Subarachnoid space

Epidural space

Venous dural sinus

Central canal

Answer

Correct Answer: Epidural space

Note: This Question is unanswered, help us to find answer for this one

1254. The ________ is lined by stratified squamous epithelium

Nasal cavity

Oropharynx

Trachea

Larynx

Nasopharynx

Answer

Correct Answer: Oropharynx

Note: This Question is unanswered, help us to find answer for this one

1255. The ________ is composed of smooth muscle fibers and is not under voluntary control.

Internal anal sphincter

Inguinal canal

Scrotal cavity

Efferent ductule

Answer

Correct Answer: Internal anal sphincter

Note: This Question is unanswered, help us to find answer for this one

1256. The ________ covers the anterior surface of the neck.

Platysma

Receptor

First-order

Second-order

Answer

Correct Answer: Platysma

Note: This Question is unanswered, help us to find answer for this one

1257. Thalamic neurons that project to the primary sensory cortex are ________ neurons.

Receptor

First-order

Second-order

Third-order

Fourth-order

Answer

Correct Answer: Third-order

Note: This Question is unanswered, help us to find answer for this one

1258. Sphincters have a __________ arrangement of fascicles.

Circular

Sutural

Sagittal

Tendon

Answer

Correct Answer: Circular

Note: This Question is unanswered, help us to find answer for this one

1259. Someone studying anatomy using the systemic approach could study __________.

All the digestive organs

Receptor

First-order

Second-order

Answer

Correct Answer: All the digestive organs

Note: This Question is unanswered, help us to find answer for this one

1260. Small bones that fill gaps between bones of the skull are called ________ bones.

Irregular

Sesamoid

Sutural

Sagittal

Tendon

Answer

Correct Answer: Sutural

Note: This Question is unanswered, help us to find answer for this one

1261. Skeletal muscles in which the fascicles form a common angle with the tendon are ________ muscles.

Perpendicular

Parallel

Convergent

Pennate

Circular

Answer

Correct Answer: Pennate

Note: This Question is unanswered, help us to find answer for this one

1262. Signal molecules that degrade most rapidly, resulting in very brief effects, are __________.

Paracrines

Ions

Hormones

Gases such as nitric oxide

Answer

Correct Answer: Gases such as nitric oxide

Note: This Question is unanswered, help us to find answer for this one

1263. Sensory transduction in the auditory system is much like transduction of _____.

Mechanosensory stimuli

Concentration gradients.

Membrane transport proteins.

Transcellular movement

Answer

Correct Answer: Mechanosensory stimuli

Note: This Question is unanswered, help us to find answer for this one

1264. Sensory receptors are _____.

Constantly stimulated so they adapt impulses leave at a decreased rate and receptors stop sending signals

Concentration gradients.

Membrane transport proteins.

Transcellular movement

Answer

Correct Answer: Constantly stimulated so they adapt impulses leave at a decreased rate and receptors stop sending signals

Note: This Question is unanswered, help us to find answer for this one

1265. Secondary active transport of solutes involves all of the following except __________.

Concentration gradients.

Membrane transport proteins.

Transcellular movement.

ATP

Answer

Correct Answer: ATP

Note: This Question is unanswered, help us to find answer for this one

1266. Posterior means _ and is opposite to ____.

Situated away from the center; superior

Nearer the head; anterior

Situated below; superior

Ventral; supine

Situated behind; anterior

Answer

Correct Answer: Situated behind; anterior

Note: This Question is unanswered, help us to find answer for this one

1267. Humans have the most urgent need for a continuous supply of ________.

Food

Nitrogen

Oxygen

Water

Answer

Correct Answer: Oxygen

Note: This Question is unanswered, help us to find answer for this one

1268. The most caudal part of the brain, the _________, is continuous with the spinal cord.

Medulla Oblongata

Peptide hormones.

Globulins.

Fibrinogen

Answer

Correct Answer: Medulla Oblongata

Note: This Question is unanswered, help us to find answer for this one

1269. The most abundant plasma protein is ________.

Peptide hormones.

Globulins.

Fibrinogen.

Albumin

Answer

Correct Answer: Albumin

Note: This Question is unanswered, help us to find answer for this one

1270. The more metabolically active a membrane is, the more __________ it contains.

Protein

Lipids

Mitochondria

Answer

Correct Answer: Protein

Note: This Question is unanswered, help us to find answer for this one

1271. __________ are antimicrobial proteins.

Interferons

Interleukins

Complement proteins

Answer

Correct Answer: Interferons

Note: This Question is unanswered, help us to find answer for this one

1272. Most of the plasma proteins required in the coagulation process are produced by __________.

The liver

Spleen

Bone marrow

Answer

Correct Answer: The liver

Note: This Question is unanswered, help us to find answer for this one

1273. A ___________________ drug increases the force of contraction of the heart.

Positive inotropic

Inotropic

Negative inotropic

Answer

Correct Answer: Positive inotropic

Note: This Question is unanswered, help us to find answer for this one

1274. Identify the highlighted bones. _ _

Axial Skeleton: Skull

Below the diaphragm

In the simulated lungs

None of these

Answer

Correct Answer: Axial Skeleton: Skull

Note: This Question is unanswered, help us to find answer for this one

1275. Identify the highlighted bone. this is the ____________ bone.

Capitate

Positive inotropic

Inotropic

Negative inotropic

Answer

Correct Answer: Capitate

Note: This Question is unanswered, help us to find answer for this one

1276. Addition of more mitochondria to a muscle fiber will have the least effect on ________.

Fast oxidative fibers

Both slow and fast oxidative fibers

Slow oxidative fibers

Fast glycolytic fibers

Answer

Correct Answer: Fast glycolytic fibers

Note: This Question is unanswered, help us to find answer for this one

1277. A primary active transport process is one in which __________.

Molecules move through transport proteins that have been activated by ATP

Molecules move through transport proteins that have been deactivated by ATP

None

Answer

Correct Answer: Molecules move through transport proteins that have been activated by ATP

Note: This Question is unanswered, help us to find answer for this one

1278. A muscle producing its maximum tension for a prolonged period is in __________.

Complete tetanus

Aponeuroses

Endomysium

Answer

Correct Answer: Complete tetanus

Note: This Question is unanswered, help us to find answer for this one

1279. The sense described as umami is one of _____.

Hair cell – mechanoreceptor

Savory and delicious sensation on the tongue

Hyperpolarize due to the closing of sodium channels

None of these

Answer

Correct Answer: Savory and delicious sensation on the tongue

Note: This Question is unanswered, help us to find answer for this one

1280. Muscle cells store enough atp and phosphocreatine for about __________ of exercise.

15 minutes

15 seconds

35 seconds

5 minutes

Answer

Correct Answer: 15 seconds

Note: This Question is unanswered, help us to find answer for this one

1281. Hyperpnea (exercise hyperventilation) results from ________.

Sensory feedback from a variety of receptors

Feedforward signals from the motor cortex and sensory feedback from a variety of receptors

Feedforward signals from the motor cortex

Sensory feedback from arterial chemoreceptors

Answer

Correct Answer: Feedforward signals from the motor cortex and sensory feedback from a variety of receptors

Note: This Question is unanswered, help us to find answer for this one

1282. Homeostasis is a term which describes the process whereby the body ________.

Maintains a constant internal environment

Homeostasis is the process whereby the body maintains the internal environment in a state that is compatible for life.

Both A & B

Answer

Correct Answer: Both A & B

Note: This Question is unanswered, help us to find answer for this one

1283. Any bony prominence is called a(n) ___________.

Process

An epicondyle

A tubercle

A fossa

A head

Answer

Correct Answer: Process

Note: This Question is unanswered, help us to find answer for this one

1284. The neurotransmitter __________ is vital to proper muscle functioning.

Acetylcholine

An epicondyle

A tubercle

A fossa

Answer

Correct Answer: Acetylcholine

Note: This Question is unanswered, help us to find answer for this one

1285. With age, the pancreas _____.

Retains the ability to secrete insulin at normal levels, but tissue responsiveness decreases

Afferent impulses to efferent impulses

Presynaptic nerve impulses to postsynaptic nerve impulses

Stimulus energy into energy of a graded potential

Answer

Correct Answer: Retains the ability to secrete insulin at normal levels, but tissue responsiveness decreases

Note: This Question is unanswered, help us to find answer for this one

1286. The smooth muscle of the digestive viscera is served largely by the ________.

Vagus (X) nerves

Sexuality

Intimacy

Sexual health

Answer

Correct Answer: Vagus (X) nerves

Note: This Question is unanswered, help us to find answer for this one

1287. The presence of mitochondria and myoglobin facilitate _________ respiration in muscle cells.

Aerobic

Sexuality

Intimacy

Sexual health

Answer

Correct Answer: Aerobic

Note: This Question is unanswered, help us to find answer for this one

1288. The behaviors, instincts, and attitudes associated with being sexual are known as ____.

Sexuality

Intimacy

Sexual health

Answer

Correct Answer: Sexuality

Note: This Question is unanswered, help us to find answer for this one

1289. The ______ control(s) capillary diameter and the rate of capillary blood flow.

Mesangial cells

Juxtaglomerular complex

Podocytes

Dense layer

Answer

Correct Answer: Mesangial cells

Note: This Question is unanswered, help us to find answer for this one

1290. Structural classification of joints __________.

Based on the type of tissue that binds the bones to each other at the joint.

First enter into the hypophyseal portal system

Enter venous circulation and travel to the heart, which pumps the hormone-containing blood to the pituitary

Travel by arteries to the pituitary

Answer

Correct Answer: Based on the type of tissue that binds the bones to each other at the joint.

Note: This Question is unanswered, help us to find answer for this one

1291. Primates known as anthropods include all of the following groups except ________.

Lemurs

Old World monkeys

New World monkeys

Humans

Gorillas

Answer

Correct Answer: Lemurs

Note: This Question is unanswered, help us to find answer for this one

1292. Once collected, lymph is ultimately transported into __________.

Lymph nodes

The liver for detoxification

Arterial circulation

Venous circulation

Answer

Correct Answer: Venous circulation

Note: This Question is unanswered, help us to find answer for this one

1293. Of the three regions of the small intestine, the terminal (end) portion is the _____________.

Ileum

Motor cortex

Somatosensory cortex

Auditory association area

Answer

Correct Answer: Ileum

Note: This Question is unanswered, help us to find answer for this one

1294. Monaxial joints are known as ________ joints.

Hinge

Motor cortex

Somatosensory cortex

Auditory association area

Answer

Correct Answer: Hinge

Note: This Question is unanswered, help us to find answer for this one

1295. Messages from the brain to the muscles and glands in the body begin their journey in the ________.

Association areas

Motor cortex

Somatosensory cortex

Auditory association area

Answer

Correct Answer: Motor cortex

Note: This Question is unanswered, help us to find answer for this one

1296. Lymph traveling from the left arm would enter the venous circulation via the _______.

Axillary nodes

Thoracic duct

Cisterna chili

Right lymphatic duct

Answer

Correct Answer: Thoracic duct

Note: This Question is unanswered, help us to find answer for this one

1297. Lipids are absorbed from the small intestine into lymphatic capillaries called _________.

Lacteals

The intrapulmonary pressure would remain lower than the atmospheric pressure

The airway resistance would be decreased

None of the listed responses is correct

Answer

Correct Answer: Lacteals

Note: This Question is unanswered, help us to find answer for this one

1298. If the compliance of the thoracic wall is decreased, ______.

The intrapleural pressure would not decrease normally during inhalation

The intrapulmonary pressure would remain lower than the atmospheric pressure

The airway resistance would be decreased

None of the listed responses is correct

Answer

Correct Answer: The intrapleural pressure would not decrease normally during inhalation

Note: This Question is unanswered, help us to find answer for this one

1299. If glucose is not reabsorbed in the tubular fluid ___________ increases.

Hydrostatic pressure

Glomerular filtration rate

The rate of urine production

The osmotic concentration

None of the above

Answer

Correct Answer: The osmotic concentration

Note: This Question is unanswered, help us to find answer for this one

1300. Hormones that are polymers of amino acids are classified as __________.

Peptides or proteins

T cells.

Support cells.

Macrophages

Answer

Correct Answer: Peptides or proteins

Note: This Question is unanswered, help us to find answer for this one

1301. Gustation is to olfaction what _ is to _.

Taste; smell

T cells.

Support cells.

Macrophages

Answer

Correct Answer: Taste; smell

Note: This Question is unanswered, help us to find answer for this one

1302. Germinal centers in the cortex of lymph nodes contain primarily ________.

T cells.

Support cells.

Macrophages.

B cells

Answer

Correct Answer: B cells

Note: This Question is unanswered, help us to find answer for this one

1303. From gross to microscopic, the parts of a muscle are ________.

Fiber, fascicle, muscle

Fascicle muscle, fiber

Muscle, fiber, fascicle

Muscle, fascicle, fiber

Answer

Correct Answer: Muscle, fascicle, fiber

Note: This Question is unanswered, help us to find answer for this one

1304. Fontanelles do not ________.

Contribute to formation of the hard palate

Wrist bones

Leukotrienes.

Histamines.

Pyrogens

Answer

Correct Answer: Contribute to formation of the hard palate

Note: This Question is unanswered, help us to find answer for this one

1305. Flat bones include all of the following examples, except __________.

Wrist bones

Leukotrienes.

Histamines.

Pyrogens

Answer

Correct Answer: Wrist bones

Note: This Question is unanswered, help us to find answer for this one

1306. Fever is initiated by chemicals called__________.

Leukotrienes.

Histamines.

Pyrogens

Febrins

Answer

Correct Answer: Pyrogens

Note: This Question is unanswered, help us to find answer for this one

1307. Fast glycolytic muscle fibers ______.

Have fewer,smaller myofilaments

Generate lots of power and depend on anaerobic pathways to make adenosine triphosphate (ATP)

Are prevalent in postural muscles of the back

Are abundant in muscles of the lower limbs, contract quickly, and are oxygen-dependent

Have abundant myoglobin and numerous mitochondria

Answer

Correct Answer: Generate lots of power and depend on anaerobic pathways to make adenosine triphosphate (ATP)

Note: This Question is unanswered, help us to find answer for this one

1308. Ethnic differences in skin color are primarily caused by differences in ___________.

The quantity of melanin produced

Are prevalent in postural muscles of the back

Are abundant in muscles of the lower limbs, contract quickly, and are oxygen-dependent

Have abundant myoglobin and numerous mitochondria

Answer

Correct Answer: The quantity of melanin produced

Note: This Question is unanswered, help us to find answer for this one

1309. Each of the following bones is a component of the orbital complex except the ________ bone.

Lacrimal

Nasal

Sphenoid

Ethmoid

Frontal

Answer

Correct Answer: Nasal

Note: This Question is unanswered, help us to find answer for this one

1310. Closing the mouth is ____________ of the mandible.

Elevation

Depression

Have capillaries

Occur in the intestine

Produce HCl

Answer

Correct Answer: Elevation

Note: This Question is unanswered, help us to find answer for this one

1311. Antigen-presenting cells usually display processed antigens to t cells in the _____________.

Blood plasma

Lymph nodes

Thymus

Red bone marrow

Liver

Answer

Correct Answer: Lymph nodes

Note: This Question is unanswered, help us to find answer for this one

1312. Antibody functions include all of the following except ________.

Binding and inactivating chemical toxins released by bacteria or other microorganisms

Cross-linking cell-bound antigens on red blood cells when blood types are properly matched

Linking soluble antigens together so that they fall out of solution

Targeting foreign cells so that complement proteins can cause cellular lysis

Answer

Correct Answer: Cross-linking cell-bound antigens on red blood cells when blood types are properly matched

Note: This Question is unanswered, help us to find answer for this one

1313. All of the following terms except ______ refer to regions of the upper limb.

Crural

Olecranal

Carpal

Antebrachial

Pollex

Answer

Correct Answer: Crural

Note: This Question is unanswered, help us to find answer for this one

1314. All of the following are stored in the matrix of bones, except __________.

Transforming growth factor

Calcium

Vitamin D

Insulin-like growth factor

Answer

Correct Answer: Vitamin D

Note: This Question is unanswered, help us to find answer for this one

1315. All of the animal phyla that evolved after the mollusks __________________________________.

Are vertebrates.

Are prokaryotes.

Have a coelom.

Lack mesoderm

Answer

Correct Answer: Have a coelom.

Note: This Question is unanswered, help us to find answer for this one

1316. Accessory organs of the digestive system include all the following except ________.

Liver and gall bladder

Teeth

Adrenal gland

Salivary glands

Answer

Correct Answer: Adrenal gland

Note: This Question is unanswered, help us to find answer for this one

1317. A trochanter is a ________.

Large, irregularly-shaped projection

Rounded, articular projection

Narrow opening in bone

Structure supported on the neck

Answer

Correct Answer: Large, irregularly-shaped projection

Note: This Question is unanswered, help us to find answer for this one

1318. A rigid structure that can change the effective strength of a muscle is called a __________.

Lever

Symphysis

Amphiarthrosis

Tendon

Answer

Correct Answer: Lever

Note: This Question is unanswered, help us to find answer for this one

1319. 80% of the lactic acid produced by skeletal muscle is converted to pyruvic acid by the __________.

Kidneys

Liver

Muscle tissue

Sarcoplasmsic reticulum

Neuromuscular junction

Answer

Correct Answer: Kidneys

Note: This Question is unanswered, help us to find answer for this one

1320. __________ participate in both innate immunity and the immune response.

Helper T (TH) cells

Naive T cells

Cytotoxic T cells

Answer

Correct Answer: Helper T (TH) cells

Note: This Question is unanswered, help us to find answer for this one

1321. _______ secretions affect the cell that secretes them.

Autocrine

Paracrine

None

Answer

Correct Answer: Autocrine

Note: This Question is unanswered, help us to find answer for this one

1322. This image best illustrates an eyeball that is __________.

Inverted

Emmetropic

Myopic

Hyperopic

Answer

Correct Answer: Emmetropic

Note: This Question is unanswered, help us to find answer for this one

1323. Lungs are to the respiratory system as the liver is to the ________ system.

Cardiovascular

Lymphatic

Nervous

Digestive

Urinary

Answer

Correct Answer: Nervous

Note: This Question is unanswered, help us to find answer for this one

1324. Injury to just the hypothalamus would most likely disrupt __________.

Short-term memory.

Coordination during locomotion.

Executive functions, such as decision making.

Sorting of sensory information.

Regulation of body temperature

Answer

Correct Answer: Regulation of body temperature

Note: This Question is unanswered, help us to find answer for this one

1325. Injuries to the external male genitalia _______.

Usually result in permanent damage

Are often life-threatening

Frequently lead to hypovolemic shock

Are rarely life-threatening

Answer

Correct Answer: Are often life-threatening

Note: This Question is unanswered, help us to find answer for this one

1326. Increasing the left flow tube radius corresponds to _______.

Increasing preload

Increasing viscosity

Increasing contractility

Increasing afterload

Answer

Correct Answer: Increasing preload

Note: This Question is unanswered, help us to find answer for this one

1327. Fatigued muscle cells that recover rapidly are the products of ________.

Intense exercise of long duration

Intense exercise of short duration

Slow exercise of long duration

Slow exercise of short duration

Answer

Correct Answer: Intense exercise of short duration

Note: This Question is unanswered, help us to find answer for this one

1328. The white matter of the brain is located , whereas that of the spinal cord is _

Deeper tissues of the brain, in outer regions of the brain and spinal cord

A small part of the axon momentarily reverses its polarity.

The resting potential of the cell does not change.

Potassium ions are pumped into the axon

Answer

Correct Answer: Deeper tissues of the brain, in outer regions of the brain and spinal cord

Note: This Question is unanswered, help us to find answer for this one

1329. Refer to the illustration. when an impulse moves down the axon, ___________________.

Sodium ions first rush out of the cell.

A small part of the axon momentarily reverses its polarity.

The resting potential of the cell does not change.

Potassium ions are pumped into the axon

Answer

Correct Answer: A small part of the axon momentarily reverses its polarity.

Note: This Question is unanswered, help us to find answer for this one

1330. Cells, organelles, and tissues are usually measured in __________.

Micrometers

Nanometers

Decimeters

Answer

Correct Answer: Micrometers

Note: This Question is unanswered, help us to find answer for this one

1331. Capillary walls consist of , supported on a cellular matrix called .

Endothelium, the basal lamina

Intramembranous

Endochondral

Heterotopic

Answer

Correct Answer: Endothelium, the basal lamina

Note: This Question is unanswered, help us to find answer for this one

1332. Capillary exchange involving movement through the cells is called ________ transport.

Endothelial

Intramembranous

Endochondral

Heterotopic

Answer

Correct Answer: Endothelial

Note: This Question is unanswered, help us to find answer for this one

1333. Abnormal development of bone in non-skeletal tissues is called _____________ ossification.

Appositional

Intramembranous

Endochondral

Heterotopic

Answer

Correct Answer: Heterotopic

Note: This Question is unanswered, help us to find answer for this one

1334. A single muscle action potential will normally be followed by __________.

Treppe

Two pulses of calcium ion release

Incomplete tetanus

A single pulse of calcium ion release

Answer

Correct Answer: A single pulse of calcium ion release

Note: This Question is unanswered, help us to find answer for this one

1335. Prokaryotes living in our large intestines provide us with _____.

Carbohydrates

Vitamins

Calories

Minerals

Answer

Correct Answer: Vitamins

Note: This Question is unanswered, help us to find answer for this one

1336. Lipids designated as oils are most likely _______, at room temperature.

Water

Plasma

Solid

Liquid

Answer

Correct Answer: Liquid

Note: This Question is unanswered, help us to find answer for this one

1337. General sensory receptors respond to many stimuli, including ________.

Sound

Touch

Light

Smells

Answer

Correct Answer: Touch

Note: This Question is unanswered, help us to find answer for this one

1338. Gas, nutrient, and waste exchange occur between the __________ and the tissues of the body.

Arteries

Veins

Capillaries

Answer

Correct Answer: Capillaries

Note: This Question is unanswered, help us to find answer for this one

1339. _________ initiate(s) a cascade effect in response to foreign proteins in the body.

Antibodies

The complement system

Natural killer cells

Interferon

Answer

Correct Answer: The complement system

Note: This Question is unanswered, help us to find answer for this one

1340. At present, cosmologists expect the universe to _____.

Gradually stop its expansion and then begin to shrink in size

Gradually stop its expansion and then remain at a constant size

Continue to expand and heat up

Continue to expand and cool

Answer

Correct Answer: Continue to expand and cool

Note: This Question is unanswered, help us to find answer for this one

1341. The overlap length of cardiac muscle in the healthy heart is _______.

Optimum for maximum tension production

Less than optimum for maximum tension production

Decreased as the heart is stretched

Optimized when the length of the sarcomere is decreased

Answer

Correct Answer: Less than optimum for maximum tension production

Note: This Question is unanswered, help us to find answer for this one

1342. In an epithelium, the apical membrane is also known as the ________ membrane.

Basolateral

Mucosal

Serosal

Basement

Nictitating

Answer

Correct Answer: Mucosal

Note: This Question is unanswered, help us to find answer for this one

1343. Crypt cells in the small intestine and colon secrete ________ into the lumen.

An isotonic sodium chloride solution

Mucosal

Serosal

Basement

Nictitating

Answer

Correct Answer: An isotonic sodium chloride solution

Note: This Question is unanswered, help us to find answer for this one

1344. Damage to the ________ is referred to as heart block.

AV valves

AV node

AV bundle

SA node

Answer

Correct Answer: AV node

Note: This Question is unanswered, help us to find answer for this one

1345. Birds, insects, and many reptiles excrete nitrogenous waste in the form of uric acid, which _____.

Reduces energy use compared to other nitrogenous wastes, but is Highly toxic to animals that produce it

Reduces water loss compared to other nitrogenous wastes, but is highly toxic

Reduces water loss compared to other nitrogenous wastes, but requires More metabolic energy to produce

Is much more soluble in water than other nitrogenous wastes, but is

Energetically costlier than other nitrogenous wastes to synthesize

Answer

Correct Answer: Reduces water loss compared to other nitrogenous wastes, but requires More metabolic energy to produce

Note: This Question is unanswered, help us to find answer for this one

1346. After lymph leaves the collecting ducts, it enters _ and becomes part of the __.

Arteries; serum

Capillaries; blood supply

Veins; plasma

Lymph nodes; lymphatic trunks

Answer

Correct Answer: Veins; plasma

Note: This Question is unanswered, help us to find answer for this one

1347. A/an _____ is a soft, raised, pink or red vascular birthmark.

ecchymosis

Hematoma

macule

Capillary hemangioma

Answer

Correct Answer: Capillary hemangioma

Note: This Question is unanswered, help us to find answer for this one

1348. A(n) ________ can be described as a broad tendinous sheet.

Fasciae

Retinaculum

Aponeurosis

Interstitium

Tympanum

Answer

Correct Answer: Aponeurosis

Note: This Question is unanswered, help us to find answer for this one

1349. A visceral motor neuron whose cell body is within the cns is called a(n)________ neuron.

Upper motor

Lower motor

Preganglionic

Postganglionic

Answer

Correct Answer: Preganglionic

Note: This Question is unanswered, help us to find answer for this one

1350. A ____________ will form and will turn into granulation tissue at the site of injury.

Step three

Step one

Step two

Step four

Answer

Correct Answer: Step one

Note: This Question is unanswered, help us to find answer for this one

1351. A _____ is a painful localized muscle spasm named for its cause.

Torticollis

Tendinitis

Ruptured rotator cuff

Cramp

Answer

Correct Answer: Cramp

Note: This Question is unanswered, help us to find answer for this one

1352. __________ cells, located between seminiferous tubules, produce testosterone.

Myometrial

Interstitial

Thalamic

Sustentacular

Follicle

Answer

Correct Answer: Interstitial

Note: This Question is unanswered, help us to find answer for this one

1353. Dorsal rami ______.

Unite to form plexuses in the cervical, brachial, lumbar, and sacral regions

Branch from spinal nerves to innervate muscles of the back

Contain cell bodies of sensory neurons

Are the structures to which the rami communicantes are attached

Are the structures that lead to the sympathetic trunk ganglia

Answer

Correct Answer: Branch from spinal nerves to innervate muscles of the back

Note: This Question is unanswered, help us to find answer for this one

1354. Chemical digestion breaks down into _

Proteins; nucleotides

Amino acids; proteins

Polysaccharides; amino acids

Nucleic acids; nucleotides

Fatty acids; cholesterol

Answer

Correct Answer: Nucleic acids; nucleotides

Note: This Question is unanswered, help us to find answer for this one

1355. Catalase-containing peroxisomes are most abundant in ______ cells.

Sperm

Energy

Cristae

Liver

Answer

Correct Answer: Liver

Note: This Question is unanswered, help us to find answer for this one

1356. Carbon dioxide is transported by all the following means except _________.

Dissolved gas

Carbaminohemoglobin

Bicarbonate ions

Carbonic acid

Carbonate

Answer

Correct Answer: Carbonate

Note: This Question is unanswered, help us to find answer for this one

1357. Bicarbonate ions (hco3-) from the pancreas ________.

Neutralize the acid contents in the stomach

Are synthesized in the pyloric sphincter

Neutralize the bile in the duodenum

Neutralize the acid contents in the duodenum

Answer

Correct Answer: Neutralize the acid contents in the duodenum

Note: This Question is unanswered, help us to find answer for this one

1358. Axons from the _ are bundled together to form the _.

Bipolar cells; optic chiasm

Photoreceptors; optic nerve

Rods and cones; optic chiasm

Ganglion cells; optic nerve

Answer

Correct Answer: Ganglion cells; optic nerve

Note: This Question is unanswered, help us to find answer for this one

1359. An involuntary response is to as a voluntary response is to .

Operant behavior;respondent behavior

Unconditioned response;conditioned response

Generalization;discrimination

Classical conditioning;operant conditioning

Answer

Correct Answer: Operant behavior;respondent behavior

Note: This Question is unanswered, help us to find answer for this one

1360. An individual operating on the reality principle seeks ________.

Having a realistic view of one's real self

They believe that each human being is free to choose his or her own destiny

Of diffusion of responsibility

Rational means for obtaining gratification

Answer

Correct Answer: Rational means for obtaining gratification

Note: This Question is unanswered, help us to find answer for this one

1361. An increase in venous return will _______.

Increase EDV and therefore, increase stroke volume

Increase EDV only

Increase stroke volume only

Increase the contractility of the heart

Answer

Correct Answer: Increase EDV and therefore, increase stroke volume

Note: This Question is unanswered, help us to find answer for this one

1362. Activation of the parasympathetic nervous system _ salivation and _ blood pressure.

Decreases; increases

Two Factor

Left

Sympathetic

Answer

Correct Answer: Decreases; increases

Note: This Question is unanswered, help us to find answer for this one

1363. A/an _____ is an injury to a joint such as the ankle, knee, or wrist.

polymyositis

shin splint

sprain

Myoclonus

Answer

Correct Answer: sprain

Note: This Question is unanswered, help us to find answer for this one

1364. A ____ is any closed sac or pouch with a defined wall that contains fluid or solid matter

Phimosis

Nephron

Cystitis

Amniocentesis

Answer

Correct Answer: Cystitis

Note: This Question is unanswered, help us to find answer for this one

1365. ________ promotes water reabsorption at the kidneys and stimulates thirst.

Natriuretic peptide

Aldosterone

ADH

Calcitonin

Renin

Answer

Correct Answer: ADH

Note: This Question is unanswered, help us to find answer for this one

1366. Countercurrent heat exchange is important in the _______ of a warm-bodied fish.

Backbone

Gills

Red swimming muscles

White swimming muscles

Answer

Correct Answer: Red swimming muscles

Note: This Question is unanswered, help us to find answer for this one

1367. Anaerobic glycolysis is an energy system that uses ____.

Carbohydrate only

Sustained, related sprints

Oxidative phosphorylation

Dance aerobics

Answer

Correct Answer: Carbohydrate only

Note: This Question is unanswered, help us to find answer for this one

1368. ________ describes how one action leads to another action or event.

Character depth

New wave narratives

Causal logic

Linear chronology

Answer

Correct Answer: Causal logic

Note: This Question is unanswered, help us to find answer for this one

1369. The __________ is an intracapsular ligament which crosses the interior of the joint.

Plantar flexion

Patellofemoral

Anterior cruciate ligament

Medial and lateral menisci

Answer

Correct Answer: Anterior cruciate ligament

Note: This Question is unanswered, help us to find answer for this one

1370. The semitendinosus muscle is innervated by the __________ nerve.

Femoral

Patellar

Coxal

Tibial

Answer

Correct Answer: Tibial

Note: This Question is unanswered, help us to find answer for this one

1371. The gluteus medius muscle is innervated by the __________.

Anterior, middle, and posterior

Superior to the rhomboid major

Superior gluteal nerve

Anterior superior iliac

Answer

Correct Answer: Superior gluteal nerve

Note: This Question is unanswered, help us to find answer for this one

1372. The soleus muscle the foot at the ankle and is innervated by the .

Extends; tibial nerve

Extends; fibular nerve

Flexes; tibial nerve

Flexes; fibular nerve

Answer

Correct Answer: Flexes; tibial nerve

Note: This Question is unanswered, help us to find answer for this one

1373. All of the following statements referring to the uterine cycle are true except ________.

Estrogen is secreted by the developing follicle in the follicular phase of the cycle

A decrease in the levels of ovarian hormones signals menstruation

The corpus luteum is formed from the ruptured follicle after ovulation

FSH and LH directly promote development of the uterine endometrium

Answer

Correct Answer: FSH and LH directly promote development of the uterine endometrium

Note: This Question is unanswered, help us to find answer for this one

1374. Menstruation is followed by the _____ phase of the menstrual cycle.

Follicular

Luteal

Secretory

Ischemic

Answer

Correct Answer: Follicular

Note: This Question is unanswered, help us to find answer for this one

1375. Antibodies have complementary surface markers that bind to _______________ on foreign microbes.

Histamines.

Antigens.

T cells.

Cytokines

Answer

Correct Answer: Antigens.

Note: This Question is unanswered, help us to find answer for this one

1376. The superolateral regions of the abdomen are called the _________ regions.

Epigastric

Inguinal

Hypochondriac

Hypogastric

Lateral abdominal

Answer

Correct Answer: Hypochondriac

Note: This Question is unanswered, help us to find answer for this one

1377. Renin hydrolyzes angiotensinogen, which is released from the _________, to form angiotensin i.

Ungs

Kidney

Liver

Heart.

Spleen

Answer

Correct Answer: Liver

Note: This Question is unanswered, help us to find answer for this one

1378. In human females, the ovarian cycle begins when the ______.

The levels of estrogen reach their maximum.

The hypothalamus increases its release of FSH and LH.

The hypothalamus stimulates the anterior pituitary to increase its output of FSH and LH.

The level of progesterone drops precipitously.

The levels of FSH and LH drop precipitously

Answer

Correct Answer: The hypothalamus stimulates the anterior pituitary to increase its output of FSH and LH.

Note: This Question is unanswered, help us to find answer for this one

1379. During the secretory phase of the menstrual cycle, ________ reaches its highest levels.

Estrogen reaches its highest levels

LH reaches its highest levels

The Graafian follicle forms

Progesterone levels are at their highest

Answer

Correct Answer: Progesterone levels are at their highest

Note: This Question is unanswered, help us to find answer for this one

1380. _____ are most at risk of spinal cord injury from minor trauma.

The hypothalamus is unable to regulate body heat as a result of damage to the sympathetic nervous system.

Developing autonomic hyperreflexia

Brief period of vital sign instability

Older adults

Answer

Correct Answer: Older adults

Note: This Question is unanswered, help us to find answer for this one

1381. In the gastric gland, the ____________ cells secrete pepsinogen.

Bile

Parietal

Chief

HCL

Answer

Correct Answer: Chief

Note: This Question is unanswered, help us to find answer for this one

1382. An abnormally low production of gonadotropin produces a condition called __________.

Eicosanoids

Hypogonadism

Dietary iodide

Addison disease and Cushing disease

Answer

Correct Answer: Hypogonadism

Note: This Question is unanswered, help us to find answer for this one

1383. Drugs act at the synapse by _____.

Causing the action potential to fire

Replacing, decreasing, or enhancing the amount of neurotransmitter

Initiating the graded potential

Acting to enhance the amount of neurotransmitters

Answer

Correct Answer: Replacing, decreasing, or enhancing the amount of neurotransmitter

Note: This Question is unanswered, help us to find answer for this one

1384. Wrist abduction occurs through the actions of __________ muscles.

Four

Two

Five

Three

Answer

Correct Answer: Four

Note: This Question is unanswered, help us to find answer for this one

1385. The origin of the serratus anterior includes __________ ribs.

Eight , 8

Anterior inferior iliac spine

Five through twelve

Anterior superior iliac

Answer

Correct Answer: Eight , 8

Note: This Question is unanswered, help us to find answer for this one

1386. The brachioradialis is a strong forearm __________.

Flexor

Abduct

Elevation

Deltoid

Answer

Correct Answer: Flexor

Note: This Question is unanswered, help us to find answer for this one

1387. The __________ guards the entry of food into the stomach.

Swallowing

Churning

Peristalsis

Segmentation

Answer

Correct Answer: Peristalsis

Note: This Question is unanswered, help us to find answer for this one

1388. The ________ is an opening through which the spermatic cord passes.

Seminiferous tubule

Inguinal canal

Scrotal cavity

Efferent ductule

Answer

Correct Answer: Inguinal canal

Note: This Question is unanswered, help us to find answer for this one

1389. One’s need to survive can change his or her __________ character in order to survive.

Ethics

Sound

Morality

Moral

Answer

Correct Answer: Moral

Note: This Question is unanswered, help us to find answer for this one

1390. The arbor vitae refers to ________.

Cerebellar gray matter

Cerebellar white matter

The pleatlike convolutions of the cerebellum

Flocculonodular nodes

Answer

Correct Answer: Cerebellar white matter

Note: This Question is unanswered, help us to find answer for this one

1391. Arbor vitae refers to the ________.

Cerebellar gray matter

Cerebellar white matter

The pleatlike convolutions of the cerebellum

Flocculonodular nodes

Answer

Correct Answer: Cerebellar white matter

Note: This Question is unanswered, help us to find answer for this one

1392. In an isotonic contraction, the muscle ________.

Does not change in length but increases tension

Changes in length and moves the "load"

Never converts pyruvate to lactate

Rapidly resynthesizes creatine phosphate and ATP

Answer

Correct Answer: Changes in length and moves the "load"

Note: This Question is unanswered, help us to find answer for this one

1393. Compared to the shoulder, displacements of the hip joints are ________.

Common due to the weight bearing the hip endures

Rare because of the ligament reinforcement

Common in all people who are overweight

Rare because the rotator cuff stabilizes the hip joint

Answer

Correct Answer: Rare because of the ligament reinforcement

Note: This Question is unanswered, help us to find answer for this one

1394. The two heads of the biceps brachii muscle come together distally to insert on the __________.

Deltoid tuberosity

Radial tuberosity

Styloid process of the radius

Ulnar tuberosity

Answer

Correct Answer: Radial tuberosity

Note: This Question is unanswered, help us to find answer for this one

1395. The sternocleidomastoid muscle inserts on the ________.

Biceps Femoris

Semitendionosus

Semimembranosus

Mastoid process of temporal bone and superior nuchal line of occipital bone

Masseter

Purses and protrudes lips (whistle and kiss)

Answer

Correct Answer: Mastoid process of temporal bone and superior nuchal line of occipital bone

Note: This Question is unanswered, help us to find answer for this one

1396. The somatic sensory division of the pns __________.

Receptor, sensory neuron, CNS integration center, motor neuron, effector

Schwann cells wrap around myelinated axons in concentric layers.

Includes general senses of pressure, pain, vibration, and temperature in body wall and limbs

Speed the rate of impulse conduction and insulate neighboring axons from one another

Answer

Correct Answer: Includes general senses of pressure, pain, vibration, and temperature in body wall and limbs

Note: This Question is unanswered, help us to find answer for this one

1397. The skeletal muscles are innervated by __________.

Spinal Nerves and Autonomic Nerves

Cranial Nerves only

Spinal Nerves and Cranial Nerves

Spinal Nerves only

Answer

Correct Answer: Spinal Nerves and Autonomic Nerves

Note: This Question is unanswered, help us to find answer for this one

1398. The respiratory system contains a total of five __________.

Segmental bronchi.

Choanae.

Laryngeal cartilages.

Lobes.

Tracheal cartilages

Answer

Correct Answer: Lobes.

Note: This Question is unanswered, help us to find answer for this one

1399. The posterior scapular muscle that crosses the glenohumeral joint is the __________.

Latissimus dorsi.

Teres minor.

Pectoralis major.

Teres major

Answer

Correct Answer: Teres major

Note: This Question is unanswered, help us to find answer for this one

1400. The pectoralis minor muscle is innervated by the __________.

Forced expiration

Lateral rotation

Inversion

Pectoral nerves

Answer

Correct Answer: Pectoral nerves

Note: This Question is unanswered, help us to find answer for this one

1401. The long head of the biceps femoris muscle originates on the __________.

Ischial tuberosity

The calcaneus

Radial tuberosity

Ileotibial tract

Answer

Correct Answer: Ischial tuberosity

Note: This Question is unanswered, help us to find answer for this one

1402. The latissimus dorsi inserts __________.

On the greater tubercle of the humerus

On the lesser tubercle of the humerus

On the intertubercular groove of the humerus

On the deltoid tuberosity of the humerus

Answer

Correct Answer: On the intertubercular groove of the humerus

Note: This Question is unanswered, help us to find answer for this one

1403. The insertion of the supraspinatus muscle is on the __________.

Flexes; tibial nerve

Radial tuberosity

Greater tubercle of the humerus

Internal intercostals and rectus abdominus

Answer

Correct Answer: Greater tubercle of the humerus

Note: This Question is unanswered, help us to find answer for this one

1404. The end of a neuron, where acetylcholine-filled vesicles are located, is called the __________.

The sarcomere

Synaptic terminal

Transverse tubules

Tendon

Answer

Correct Answer: Synaptic terminal

Note: This Question is unanswered, help us to find answer for this one

1405. The boundary between conducting zone and respiratory zone structures occurs at the ________.

B/t the bell jar and the outer wall of the lung

Visceral pleura

Terminal bronchiole/respiratory bronchiole junction

Less than the pressure in the alveoli and less than atmospheric pressure

Answer

Correct Answer: Terminal bronchiole/respiratory bronchiole junction

Note: This Question is unanswered, help us to find answer for this one

1406. The additional volume of air the patient inspires above the tidal volume is the ______.

Inspiratory capacity

Inspiratory reserve volume

Rising blood pressure

None of these

Answer

Correct Answer: Inspiratory reserve volume

Note: This Question is unanswered, help us to find answer for this one

1407. The actions of the rhomboid major on the scapula do not include __________.

Public bone

Lateral rotation

Humeral head

Inversion

Answer

Correct Answer: Lateral rotation

Note: This Question is unanswered, help us to find answer for this one

1408. The action that moves the scapula towards the head is called __________.

Protraction

Elevation

Medial rotation

Retraction

Answer

Correct Answer: Elevation

Note: This Question is unanswered, help us to find answer for this one

1409. The ___________ of the scapula is the point where the medial and lateral borders meet.

Lateral angle

Superior angle

Supraglenoid tubercle

Infraglenoid tubercle

Inferior angle

Answer

Correct Answer: Inferior angle

Note: This Question is unanswered, help us to find answer for this one

1410. The __________ vertebrae articulate with the corresponding ribs.

Cranium

Thoracic

Hyoid

Ethmoid

Parietal

Answer

Correct Answer: Thoracic

Note: This Question is unanswered, help us to find answer for this one

1411. The ________ extends from the larynx to the mediastinum.

Thyroid

Trachea

Oropharynx

Alveoli

Answer

Correct Answer: Trachea

Note: This Question is unanswered, help us to find answer for this one

1412. The _______ lobe is the most anterior portion of the cerebral cortex.

Neuroplasticity

Coronal

Frontal

Attention

Answer

Correct Answer: Frontal

Note: This Question is unanswered, help us to find answer for this one

1413. Spinal nerves are all classified as __________.

Sensory nerves.

Mixed nerves.

Afferent nerves.

Motor nerves

Answer

Correct Answer: Mixed nerves.

Note: This Question is unanswered, help us to find answer for this one

1414. Neurons that carry signals from the cns to skeletal muscles are part of the __________.

Visceral sensory division

Somatic sensory division

Somatic motor division

Visceral motor division

Answer

Correct Answer: Somatic motor division

Note: This Question is unanswered, help us to find answer for this one

1415. For gas exchange to be efficient, the respiratory membrane must be ________.

At least 3 micrometers thick

0.5 to 1 micrometer thick

Between 5 and 6 micrometers thick

The thickness of the respiratory membrane is not important in the efficiency of gas exchange

Answer

Correct Answer: 0.5 to 1 micrometer thick

Note: This Question is unanswered, help us to find answer for this one

1416. Compared to bronchi, bronchioles have __________.

Increase in BPG

More smooth muscle

More oxygen is released from hemoglobin.

None of these

Answer

Correct Answer: More smooth muscle

Note: This Question is unanswered, help us to find answer for this one

1417. Both heads of the biceps femoris muscle __________.

Levator labii superioris

Spinal accessory nerve

Anterior inferior iliac spine

Flex the leg at the knee

Answer

Correct Answer: Flex the leg at the knee

Note: This Question is unanswered, help us to find answer for this one

1418. Because the conducting zone structures have no gas exchange function, they are called ________.

Anatomical dead space

Cartilage rings

Conducting zone, trachea

Visceral pleura

Answer

Correct Answer: Anatomical dead space

Note: This Question is unanswered, help us to find answer for this one

1419. Autonomic motor neurons __________.

Utilize a two-neuron chain to reach their effectors

Autonomic neural pathways utilize two neurons,

A preganglionic neuron and a postganglionic neuron,

To reach their effector

Answer

Correct Answer: Utilize a two-neuron chain to reach their effectors

Note: This Question is unanswered, help us to find answer for this one

1420. Another term for the __________ system is the afferent nervous system.

Sensory

Diencephalon

Baroreceptors

Thermoreceptors

Answer

Correct Answer: Sensory

Note: This Question is unanswered, help us to find answer for this one

1421. An insertion of the fibularis longus is the __________.

Tibialis anterior

Radial tuberosity

Fibularis longus

Medial cuneiform

Answer

Correct Answer: Medial cuneiform

Note: This Question is unanswered, help us to find answer for this one

1422. A respiratory bronchiole can be distinguished from a terminal bronchiole by ________.

To move air, gas exchange

Capillary and alveolar walls and their fused basal laminae

Parietal pleura

The alveoli that first appear on the respiratory bronchioles

Answer

Correct Answer: The alveoli that first appear on the respiratory bronchioles

Note: This Question is unanswered, help us to find answer for this one

1423. Hemoglobin has affinity for o2 at the tissues due to the .

Haldane effect.

Bohr shift.

Carbamino effect.

Chloride shift

Answer

Correct Answer: Bohr shift.

Note: This Question is unanswered, help us to find answer for this one

1424. A patient with gynecomastia has ________.

Means the same thing as testicul/o

Testes

Enlargement of the male breast

Urethra

Answer

Correct Answer: Enlargement of the male breast

Note: This Question is unanswered, help us to find answer for this one

1425. Microglia are unlike other neuroglial cells in that they __________.

Cranial nerves; spinal nerves

Derive from pre-natal monocytes

In the gray matter of the CNS

Glands, smooth and cardiac muscle

Answer

Correct Answer: Derive from pre-natal monocytes

Note: This Question is unanswered, help us to find answer for this one

1426. Spermiogenesis involves the ________.

Formation of four haploid cells from a spermatogonium

Movement of sperm in the female genital tract

Formation of a functional sperm by the stripping away of superfluous cytoplasm

Sequence of events in the rete testis

Answer

Correct Answer: Formation of a functional sperm by the stripping away of superfluous cytoplasm

Note: This Question is unanswered, help us to find answer for this one

1427. Bile is produced by the under hormonal influence of .

Small intestine; CCK

Gallbladder; CCK

Liver; secretin

Pancreas; secretin

Answer

Correct Answer: Liver; secretin

Note: This Question is unanswered, help us to find answer for this one

1428. Follicle cells in the ovary secrete ________ when stimulated by fsh.

Estrogen

Progesterone

Testosterone

Inhibin

Gonadotropins

Answer

Correct Answer: Estrogen

Note: This Question is unanswered, help us to find answer for this one

1429. The respiratory membrane includes the ________.

Capillary and alveolar walls and their fused basal laminae

Alveolar wall, and a capillary wall.

Both A and B

None of these

Answer

Correct Answer: Capillary and alveolar walls and their fused basal laminae

Note: This Question is unanswered, help us to find answer for this one

1430. Insulin increases the rate of _____ transport into cells.

Sucrose

Fructose

Glucose

Galactose

Lactose

Answer

Correct Answer: Glucose

Note: This Question is unanswered, help us to find answer for this one

1431. In this activity, the pressure in the pleural cavity would be located _______.

It went from a negative number to zero and the pressure in the intrapleural cavity equalized with the atmospheric pressure.

Between the bell jar and the outer wall of the lung

It was cut in half.

Inversely proportional to each other

Answer

Correct Answer: Between the bell jar and the outer wall of the lung

Note: This Question is unanswered, help us to find answer for this one

1432. Bile salts function like detergents in that they ___________ fat globules.

Emulsify

Coagulate

Digest

Liquefy

Answer

Correct Answer: Emulsify

Note: This Question is unanswered, help us to find answer for this one

1433. The wrist joint moves through the _ plane about the _ axis with ulnar and deviation.

Palmaris longus

Ellipsoid

False

Frontal, sagittal

Answer

Correct Answer: Frontal, sagittal

Note: This Question is unanswered, help us to find answer for this one

1434. The union of the proximal and middle phalanges form __________ joints.

Hinge

Pivot

Condylar (ellipsoid)

Plane (gliding)

Saddle

Answer

Correct Answer: Hinge

Note: This Question is unanswered, help us to find answer for this one

1435. the spinal cord has a(n) ________-shaped central portion of gray matter surrounded by white matter.

Physician

Third

Carotid Endarterectomy

Answer

Correct Answer: H

Note: This Question is unanswered, help us to find answer for this one

1436. The soleus and the gastrocnemius share an insertion on the __________.

Calcaneus

Deltoid

Humeral head

Medial cuneiform

Answer

Correct Answer: Calcaneus

Note: This Question is unanswered, help us to find answer for this one

1437. The sigmoid mesocolon is the mesentery that connects the ______ colon to the posterior pelvic wall.

Adventitia

Vitelline

Small intestine

Sigmoid

Answer

Correct Answer: Sigmoid

Note: This Question is unanswered, help us to find answer for this one

1438. The roles of the fibular and tibial collateral ligaments are to __________.

Prevent hyperextension at the knee

Interosseous membrane, Syndesmosis

Ligaments have relatively poor circulation

Epiphyseal plates of long bones

Answer

Correct Answer: Prevent hyperextension at the knee

Note: This Question is unanswered, help us to find answer for this one

1439. The origin that the vastus medialis muscle shares with the vastus lateralis is the __________.

Linea aspera of the femor

Mandibular

Posterior

Inversion

Answer

Correct Answer: Linea aspera of the femor

Note: This Question is unanswered, help us to find answer for this one

1440. The neurons found in the sympathetic chain ganglia are ________ neurons.

Parasympathetic

Sympathetic postganglionic

Sympathetic

Both sympathetic and parasympathetic

Answer

Correct Answer: Sympathetic postganglionic

Note: This Question is unanswered, help us to find answer for this one

1441. The mucosal and __________ tissue of the lips and cheeks are included in the oral cavity.

Submucosal

Gums/teeth

Buccal mucosa

Answer

Correct Answer: Submucosal

Note: This Question is unanswered, help us to find answer for this one

1442. The metacarpophalangeal joints at the base of the fingers are ___________ joints.

Hinge

Pivot

Ball-and-socket

Plane (gliding)

Condylar

Answer

Correct Answer: Condylar

Note: This Question is unanswered, help us to find answer for this one

1443. The mesentery attached to the inferior margin of the stomach is called the ________.

Lesser omentum

Greater omentum

Intestinal mesentary

Mesocolon

Answer

Correct Answer: Greater omentum

Note: This Question is unanswered, help us to find answer for this one

1444. The merging of ________ forms the right lymphatic duct.

Two great vessels

The thoracic and mediastinal ducts

The right jugular, right subclavian, and right bronchomediastinal trunks

Superior and inferior lymphatic ducts

The left jugular, right subclavian, and right bronchomediastinal trunks

Answer

Correct Answer: The right jugular, right subclavian, and right bronchomediastinal trunks

Note: This Question is unanswered, help us to find answer for this one

1445. The masseter is innervated by the _____________ branch of the trigeminal nerve.

Mandibular

Ophthalmic

Lingual

Maxillary

Answer

Correct Answer: Mandibular

Note: This Question is unanswered, help us to find answer for this one

1446. The mandibular condyle ______.

Is the opening through which the alveolar nerve passes

Is the opening through which blood vessels and nerves to the lower lip and skin of the chin pass

Is the site of insertion for the temporalis muscle

Is the line of fusion between the two halves of the mandible

Articulates with the temporal bone to form the temporomandibular joint

Answer

Correct Answer: Articulates with the temporal bone to form the temporomandibular joint

Note: This Question is unanswered, help us to find answer for this one

1447. The main forearm extensor is the __________.

Sternocleidomastoid

Gluteus maximus

Sternocleidomastoid muscles

Triceps brachii

Answer

Correct Answer: Triceps brachii

Note: This Question is unanswered, help us to find answer for this one

1448. The gluteal region is ________ to the popliteal region.

Superior

Lateral

Proximal

Deep

Answer

Correct Answer: Superior

Note: This Question is unanswered, help us to find answer for this one

1449. The cruciate ligaments of the knee ________.

Tend to run parallel to one another

Attach to each other in their midportions

Prevent hyperextension of the knee

Are also called collateral ligaments

Answer

Correct Answer: Prevent hyperextension of the knee

Note: This Question is unanswered, help us to find answer for this one

1450. The bridge of the nose is ____ to the eyes

Medial

Lateral

Proximal

Answer

Correct Answer: Medial

Note: This Question is unanswered, help us to find answer for this one

1451. The axillary region is ______ to the pectoral region.

Lateral

Medial

Distal

Proximal

Inferior

Answer

Correct Answer: Lateral

Note: This Question is unanswered, help us to find answer for this one

1452. The apex of the heart is found __________ of the midline of the body.

To the right

To the left

In the center

Answer

Correct Answer: To the left

Note: This Question is unanswered, help us to find answer for this one

1453. The acromial region is ________ to the scapular region.

Superior

Lateral

Proximal

Deep

Answer

Correct Answer: Superior

Note: This Question is unanswered, help us to find answer for this one

1454. The __________ bursa is not an accessory structure of the glenohumeral joint.

Subdeltoid

Subcoracoid

Subpatellar

Subacromial

Subscapular

Answer

Correct Answer: Subpatellar

Note: This Question is unanswered, help us to find answer for this one

1455. The ________ returns most of the venous blood from the heart to the right atrium.

Aortic valve

The pulmonary vein

SA and AV nodes

The coronary sinus

Answer

Correct Answer: The coronary sinus

Note: This Question is unanswered, help us to find answer for this one

1456. The ________ gland sits along the superior border of the kidney.

Adipose

Pineal

Androgen

Renal

Suprarenal

Answer

Correct Answer: Suprarenal

Note: This Question is unanswered, help us to find answer for this one

1457. The _____ is the proximal region of the lower limb.

Cervical

Thorax

Inferior

Thigh

Peritoneal

Answer

Correct Answer: Thigh

Note: This Question is unanswered, help us to find answer for this one

1458. In the adult ovary, more than 90% of the follicles are found as __________.

Primary follicles

Secondary follicles

Tertiary follicle

Mature (graafian)

Answer

Correct Answer: Primary follicles

Note: This Question is unanswered, help us to find answer for this one

1459. In descriptions of the superficial anatomy of the human body, the neck is the __________ region.

Mental

Carpal

Cervical

Thoracic

Answer

Correct Answer: Cervical

Note: This Question is unanswered, help us to find answer for this one

1460. In anatomical position, the ________.

Head is turned to the side

Upper limbs hang in a natural position at the side of the body

Human is sitting

Feet are slightly apart, and the toes point forward

Answer

Correct Answer: Feet are slightly apart, and the toes point forward

Note: This Question is unanswered, help us to find answer for this one

1461. Forearm supination is assisted by the __________.

Biceps brachii

Brachioradialis

Triceps brachii

Supinator

Answer

Correct Answer: Biceps brachii

Note: This Question is unanswered, help us to find answer for this one

1462. An image of a typical chest x-ray shows a __________ view of the thoracic region.

Sagittal

Frontal

Transverse

Oblique

Lateral

Answer

Correct Answer: Frontal

Note: This Question is unanswered, help us to find answer for this one

1463. After the thoracic aorta goes through the diaphragm, it becomes the ________ aorta.

Dilating

Distant

Digitals

Abdominal

Answer

Correct Answer: Abdominal

Note: This Question is unanswered, help us to find answer for this one

1464. Small organs associated with lymphatic vessels are termed ________.

Lymph follicles.

Lymph nodes.

Axillary nodes.

Cisterna chyli

Answer

Correct Answer: Lymph nodes.

Note: This Question is unanswered, help us to find answer for this one

1465. The vagus nerve is to as the splanchnic nerves are to .

Stomach fullness; nutrient contents of the stomach

The taste of food; the texture of food

Nutrient contents of the stomach; water contents of the stomach

Oral factors (such as chewing and taste); stomach fullness

Answer

Correct Answer: Stomach fullness; nutrient contents of the stomach

Note: This Question is unanswered, help us to find answer for this one

1466. The fixation of a joint in a position of non-function is called _________.

Ankylosis and Contracture

Contracture

Frontal

Function

Answer

Correct Answer: Contracture

Note: This Question is unanswered, help us to find answer for this one

1467. Osteomyelitis is ________.

Partially due to insufficient dietary calcium

Literally known as

Due to pus-forming bacteria

Caused by altered vitamin D metabolism

Answer

Correct Answer: Due to pus-forming bacteria

Note: This Question is unanswered, help us to find answer for this one

1468. Pronation and supination are movements of the ________.

Palm of the hand

Shoulder

Elbow

Head

Forearm

Answer

Correct Answer: Forearm

Note: This Question is unanswered, help us to find answer for this one

1469. _____ lymph nodes are located along the sides of the neck.

Lymphocyte

Inguinal

Axillary

Cervical

Answer

Correct Answer: Lymphocyte

Note: This Question is unanswered, help us to find answer for this one

1470. The first haploid cell formed during spermatogenesis is the __________.

Primary spermatocyte

Secondary spermatocyte

Spermatogonia

Spermatid

Answer

Correct Answer: Secondary spermatocyte

Note: This Question is unanswered, help us to find answer for this one

1471. The parts of the small intestine are the __________.

Duodenum, jejunum, ileum, & cecum

Duodenum, jejunum, & ileum

Ascending colon, transverse colon, & descending colon

Jejunum, ileum, & cecum

Duodenum, jejunum, & cecum

Answer

Correct Answer: Duodenum, jejunum, & ileum

Note: This Question is unanswered, help us to find answer for this one

1472. The pancreas is both a(n) gland and a(n) gland.

Bile salts, phospholipids

Duodenum, neutralize, amylase, lipase, protease

Fat, bile, gallbladder

Exocrine, endocrine, exocrine

Answer

Correct Answer: Exocrine, endocrine, exocrine

Note: This Question is unanswered, help us to find answer for this one

1473. The _____ has(have) the thinnest walls.

Aorta

Capillaries

Posterior vena cava

Pulmonary artery

Right ventricle

Answer

Correct Answer: Capillaries

Note: This Question is unanswered, help us to find answer for this one

1474. Under the influence of antidiuretic hormone (adh), _____ is produced

Urine containing more glucose

Bloody urine

Urine containing a lower concentration of urea

More concentrated urine

Less concentrated urine

Answer

Correct Answer: More concentrated urine

Note: This Question is unanswered, help us to find answer for this one

1475. During spermiogenesis ________.

The acrosome migrates towards the posterior end of the spermatid because of its ability to propel the flagella moving the sperm through the female reproductive system towards the egg

The acrosome migrates towards the anterior end of the spermatid because its pointy shape helps the sperm to move more efficiently

The acrosome migrates towards the anterior end of the spermatid because its hydrolytic enzymes will be needed for penetration when the sperm contacts the egg during fertilization

The acrosome migrates towards the posterior end of the spermatid because its hydrolytic enzymes will be needed for digestion of the excessive cytoplasm around the flagella of the developing sperm

Answer

Correct Answer: The acrosome migrates towards the anterior end of the spermatid because its hydrolytic enzymes will be needed for penetration when the sperm contacts the egg during fertilization

Note: This Question is unanswered, help us to find answer for this one

1476. The belt of constellations through which all the planets move is called the ________.

Parallax

Planetoid

Zodiac

Cosmos

Answer

Correct Answer: Zodiac

Note: This Question is unanswered, help us to find answer for this one

1477. The absence of iodine in the diet leads to __________.

Hypoparathyroidism

Hypothyroidism

Hypocalcemia

Hypoglycemia

Hypoxemia

Answer

Correct Answer: Hypoparathyroidism

Note: This Question is unanswered, help us to find answer for this one

1478. Terrestrial animals are _____

Likely to have the same problems with osmoregulation as do freshwater fish

Osmoregulators that must obtain water from the environment

Obligated to protect their eggs from drying with water-resistant shells

Usually nocturnal

Either arthropods or vertebrates

Answer

Correct Answer: Osmoregulators that must obtain water from the environment

Note: This Question is unanswered, help us to find answer for this one

1479. Exercise and _ bones.

Thickens; elongates.

Elongates; weakens.

Thickens; strengthens.

Thins; atrophies

Answer

Correct Answer: Thickens; strengthens.

Note: This Question is unanswered, help us to find answer for this one

1480. All of the following are part of the alimentary canal except the _____.

Pharynx

Esophagus

Small intestine

Liver

Answer

Correct Answer: Liver

Note: This Question is unanswered, help us to find answer for this one

1481. The sensation of loudness or the volume of a sound is detected by ________.

Greater movement of the basilar membrane resulting in greater deflection of the hair cells

Vibration along a greater length of the basilar membrane, stimulating a greater number of hair cells

Faster vibration of the basilar membrane resulting in a higher frequency of hair cell stimulation

High volume sounds can travel all the way the apex of the scala vestibule with enough energy remaining to deflect hair cells

Answer

Correct Answer: Greater movement of the basilar membrane resulting in greater deflection of the hair cells

Note: This Question is unanswered, help us to find answer for this one

1482. The range of human hearing is about ________ cycles per second.

19-19,000

20-20,000

21-21,000

25-25,000

Answer

Correct Answer: 20-20,000

Note: This Question is unanswered, help us to find answer for this one

1483. The _____ is referred to as the master gland.

Hypoglycemics

Thyrotropin

Pituitary

Androgen

Answer

Correct Answer: Pituitary

Note: This Question is unanswered, help us to find answer for this one

1484. When proteins are digested, the following molecules can be absorbed: ________.

The presence of a yellow color in the test tube

When the solution in the test tube turns pink (acidic)

Aminopeptidase, carboxypeptidase, and dipeptidase

Amino acids, dipeptides, and tripeptides

Answer

Correct Answer: Amino acids, dipeptides, and tripeptides

Note: This Question is unanswered, help us to find answer for this one

1485. Visible light from a distant star can be spread into a spectrum by using a glass prism or ______.

Infrared and radio

The planet is rotating

It is moving away from us

A diffraction grating

Answer

Correct Answer: A diffraction grating

Note: This Question is unanswered, help us to find answer for this one

1486. Unlike the _ nervous system, people have voluntary control over the _ nervous system.

Autonomic nervous system; somatic nervous system

Somatic nervous system; autonomic nervous system

Sympathetic nervous system; parasympathetic nervous system

Parasympathetic nervous system; sympathetic nervous system

Answer

Correct Answer: Autonomic nervous system; somatic nervous system

Note: This Question is unanswered, help us to find answer for this one

1487. The sympathetic nervous system is to as the parasympathetic nervous system is to .

Fight; flight

Emergencies; relaxation

Assertiveness; aggressiveness

Striated muscles; smooth muscles

Answer

Correct Answer: Emergencies; relaxation

Note: This Question is unanswered, help us to find answer for this one

1488. The movement of substances out of the glomerulus and into bowman's capsule is referred to as _____.

Secretion

Nephron

Filtration

Renal arteries

Answer

Correct Answer: Filtration

Note: This Question is unanswered, help us to find answer for this one

1489. The light reactions of photosynthesis take place ______.

In the stroma

On the cristae

In the cytosol

In the thylakoid

Answer

Correct Answer: In the stroma

Note: This Question is unanswered, help us to find answer for this one

1490. The first of the two ans motor neurons is the ______ neuron.

Preganglionic.

Postganglionic.

Terminal.

Neuronal.

Posterior

Answer

Correct Answer: Preganglionic.

Note: This Question is unanswered, help us to find answer for this one

1491. The elbow is considered a third class lever because __________

The effort is applied further from the fulcrum than the load

The effort is applied closer to the fulcrum than the load

The fulcrum is in the center of the lever

The elbow is used to lift objects

Answer

Correct Answer: The effort is applied closer to the fulcrum than the load

Note: This Question is unanswered, help us to find answer for this one

1492. The bridge of the nose is ________ to the left eye.

Sagittal

Vertebral cavity

Lateral

Medial

Answer

Correct Answer: Medial

Note: This Question is unanswered, help us to find answer for this one

1493. The amount of air that can be inspired above the tidal volume is called ________.

Inspiratory reserve volume

Vital capacity

Reserve air

Expiratory capacity

Answer

Correct Answer: Inspiratory reserve volume

Note: This Question is unanswered, help us to find answer for this one

1494. The __________ is not an endocrine gland but it has a role in endocrine function.

Kidney

Pancreas

Thyroid gland

Parathyroid gland

Answer

Correct Answer: Kidney

Note: This Question is unanswered, help us to find answer for this one

1495. The __________ end of the thigh bone (femur) joins with the kneecap.

Lateral

Distal

Superior

Answer

Correct Answer: Distal

Note: This Question is unanswered, help us to find answer for this one

1496. Sympathetic is to as parasympathetic is to

The central nervous system; the peripheral nervous system

Voluntary behavior; involuntary behavior

Arousal; relaxation

Neurotransmitters; hormones

Answer

Correct Answer: Arousal; relaxation

Note: This Question is unanswered, help us to find answer for this one

1497. Increased water reabsorption in the descending limb of the nephron loop will result in __________.

ADH - low; 100 mOsm (urine)

Large amount of dilute urine

Increase in GFR

Increased NaCl reabsorption in the ascending limb

Answer

Correct Answer: Increased NaCl reabsorption in the ascending limb

Note: This Question is unanswered, help us to find answer for this one

1498. Expired air will contain _________ than inspired air.

Rib muscles and diaphragm contracts

Cellular respiration

Less oxygen but more carbon dioxide

Combining with hemoglobin

Answer

Correct Answer: Less oxygen but more carbon dioxide

Note: This Question is unanswered, help us to find answer for this one

1499. Excessive secretion by the adrenal medulla can lead to all of these changes except __________.

Elevated heart rate

Elevated blood pressure

Drowsiness

Elevated blood glucose level

Answer

Correct Answer: Drowsiness

Note: This Question is unanswered, help us to find answer for this one

1500. Enzyme-rich pancreatic juice contains all the following except ________.

Amylase

Trypsin

Nuclease

Pepsin

Lipase

Answer

Correct Answer: Pepsin

Note: This Question is unanswered, help us to find answer for this one

1501. During the secretory phase of the uterine cycle, __________.

The functional layer of the endometrium regenerates

The endometrium is shed

Ovulation occurs

The endometrium prepares for implantation

Answer

Correct Answer: The endometrium prepares for implantation

Note: This Question is unanswered, help us to find answer for this one

1502. During the diastole phase of the cardiac cycle _____

The heart is relaxed and all of the valves are open

The atrioventricular valves are open and the semilunar valves are closed

The atrioventricular valves are closed and the semilunar valves are open

The heart is relaxed and all of the valves are closed

Answer

Correct Answer: The atrioventricular valves are open and the semilunar valves are closed

Note: This Question is unanswered, help us to find answer for this one

1503. Bones do not have a role in __________.

Blood cell formation

Glycogen production

Fat storage

Support

Movement

Answer

Correct Answer: Glycogen production

Note: This Question is unanswered, help us to find answer for this one

1504. Blood flow to the skin ________.

Is controlled mainly by decreasing pH

Increases when environmental temperature rises

Increases when body temperature drops so that the skin does not freeze

Is not an important source of nutrients and oxygen for skin cells

Answer

Correct Answer: Increases when environmental temperature rises

Note: This Question is unanswered, help us to find answer for this one

1505. After ovulation, the corpus luteum releases _____ to prepare the endometrium for implantation.

Preovulatory phase

Seminiferous tubules

Progesterone and estrogen

Seminiferous tubules

Answer

Correct Answer: Progesterone and estrogen

Note: This Question is unanswered, help us to find answer for this one

1506. The corpus callosum _____.

Is the large bundle of axons that connects the brain's two hemispheres and relays information between the two sides

Is the region of the brain that is primarily responsible for managing our emotions

Is the region of the brain that is primarily responsible for managing our thinking, reasoning, and logic skills

Plays an important role in the production of speech

Answer

Correct Answer: Is the large bundle of axons that connects the brain's two hemispheres and relays information between the two sides

Note: This Question is unanswered, help us to find answer for this one

1507. Myelination in the human brain ____.

is complete upon birth

is complete around the second birthday

is complete sometime shortly after adolescence

Continues well into the adult years

Answer

Correct Answer: Continues well into the adult years

Note: This Question is unanswered, help us to find answer for this one

1508. A woman’s body produces approximately _____ ovum across her lifetime.

1000

505

500

2500

Answer

Correct Answer: 500

Note: This Question is unanswered, help us to find answer for this one

1509. When adh is present in the filtrate, _______.

Urine concentration decreases

Urine concentration increases

Urine output increases

Urine concentration increases and urine output increases

Urine concentration decreases and urine output increases

Answer

Correct Answer: Urine concentration increases

Note: This Question is unanswered, help us to find answer for this one

1510. T is to as b is to

Thymus-dependent; bone marrow-derived

Non-thymus-dependent; bottom

Thyroid; bowel

Top; bottom

None of the answers is correct

Answer

Correct Answer: Thymus-dependent; bone marrow-derived

Note: This Question is unanswered, help us to find answer for this one

1511. The rhomboid minor muscle sits __________.

Lesser tubercle of the humerus

Anterior, middle, and posterior

Superior to the rhomboid major

Tibial portion of the sciatic

Answer

Correct Answer: Superior to the rhomboid major

Note: This Question is unanswered, help us to find answer for this one

1512. Oxidation occurs at a slow and steady rate of about _________ per hour

One

Two

Three

Answer

Correct Answer: One

Note: This Question is unanswered, help us to find answer for this one

1513. Atoms with __, _, or ___ electrons would be inert.

2; 10; 18

2; 11; 19

3; 15; 20

4; 20; 25

Answer

Correct Answer: 2; 10; 18

Note: This Question is unanswered, help us to find answer for this one

1514. An excitatory neurotransmitter _________ the postsynaptic membrane

Depolarizes

Repolarizes

Hyperpolarizes

Does not affect the polarity of

Moves across channels in

Answer

Correct Answer: Depolarizes

Note: This Question is unanswered, help us to find answer for this one

1515. The walls of are usually much thicker than the walls of .

Pulmonary veins

Chordate tendineae

Cardiac output

Arteries, veins

Answer

Correct Answer: Arteries, veins

Note: This Question is unanswered, help us to find answer for this one

1516. The terms inversion and eversion pertain only to the ________.

Hands

Feet

Arms

Hands and feet

Answer

Correct Answer: Feet

Note: This Question is unanswered, help us to find answer for this one

1517. The spinal cord achieves the function of locomotion through __________.

Groups of neurons called central pattern generators

Pools of spinal neurons that receive input from multiple sources

Involuntary stereotyped responses to stimuli

Sensory neurons in the brain that initiate walking and determine its speed, distance and direction

A flexor reflex

Answer

Correct Answer: Groups of neurons called central pattern generators

Note: This Question is unanswered, help us to find answer for this one

1518. The prime mover of dorsiflexion is the __________

Tibialis anterior

Ischial tuberosity

Triceps brachii

Extensor digitorum

Answer

Correct Answer: Triceps brachii

Note: This Question is unanswered, help us to find answer for this one

1519. The parasympathetic division of the autonomic nervous system is also referred to as the__________.

Postganglionic

Parasympathetic

Short; long

Craniosacral

Answer

Correct Answer: Craniosacral

Note: This Question is unanswered, help us to find answer for this one

1520. The knee joint performs primarily flexion and extension, so it is classified as a __________ joint.

Fibrous

Sutures

Hinge

Hip Joint

Answer

Correct Answer: Hinge

Note: This Question is unanswered, help us to find answer for this one

1521. The image here illustrates __________ .

Regulates the contraction of smooth and cardiac muscle and regulates secretion by the body's many glands

Unmyelinated axons surrounded by a Schwann cell Schwann cells surround all axons in the PNS. Multiple unmyelinated axons embed within a surrounding Schwann cell

Propagation of calcium signals that may be involved in interpreting emotions

Ascending pathways to the cerebral cortex

Answer

Correct Answer: Unmyelinated axons surrounded by a Schwann cell Schwann cells surround all axons in the PNS. Multiple unmyelinated axons embed within a surrounding Schwann cell

Note: This Question is unanswered, help us to find answer for this one

1522. The hamstring group is the prime mover of thigh and knee .

Extension; flexion

Adduction

Hamstring group

Synergist only

Answer

Correct Answer: Extension; flexion

Note: This Question is unanswered, help us to find answer for this one

1523. The endocrine system works with the __________ to coordinate and regulate the body.

Nervous system

Digestive system

Muscular system

Cardiovascular system

Answer

Correct Answer: Nervous system

Note: This Question is unanswered, help us to find answer for this one

1524. The conducting region of the neuron is the _______.

Cell body

Axon

Terminal

Axon dendrite

Answer

Correct Answer: Axon

Note: This Question is unanswered, help us to find answer for this one

1525. The biceps brachii and the brachialis are the primary ____________ of the elbow.

Elevate

Iliopsoas

Flexors

Sartirus

Answer

Correct Answer: Flexors

Note: This Question is unanswered, help us to find answer for this one

1526. The appendicular region __________.

Consists of the head

Neck and trunk.

T or F

False

Answer

Correct Answer: False

Note: This Question is unanswered, help us to find answer for this one

1527. The __________ is a prime mover of the glenohumeral joint during flexion

Teres major

Coracobrachialis

Deltoid

Biceps brachii

Answer

Correct Answer: Deltoid

Note: This Question is unanswered, help us to find answer for this one

1528. The _ is to involuntary muscles as the _ is to voluntary muscles

Outer; inner

Wernicke's aphasia.

Autonomic nervous system; somatic nervous system

Reticular activating system

Answer

Correct Answer: Autonomic nervous system; somatic nervous system

Note: This Question is unanswered, help us to find answer for this one

1529. Skeletal muscle does each of these except __________.

Pump blood

Ventilate the lungs

Maintain posture

Produce movement

Answer

Correct Answer: Pump blood

Note: This Question is unanswered, help us to find answer for this one

1530. Prolonged inspirations can result from stimulating the ________ center.

Apneustic.

Pneumotaxic.

Expiratory.

Baroreceptor.

Chemoreceptor

Answer

Correct Answer: Apneustic.

Note: This Question is unanswered, help us to find answer for this one

1531. Pressure would be greatest in the ventricles when _____.

Oxygen-rich blood arrives at the right ventricle

The ventricles contract

AV valves are open and semilunar valves are closed

Oxygen-rich blood arrives at the left atrium

Answer

Correct Answer: The ventricles contract

Note: This Question is unanswered, help us to find answer for this one

1532. Nerves that only carry information to the cns are classified as ________.

Afferent

Efferent

Mixed

Somatic

Answer

Correct Answer: Afferent

Note: This Question is unanswered, help us to find answer for this one

1533. Muscles act on bones to produce movement. the bones act as levers and the joints act as __________.

The load

The resistance

The fulcrum

The force

Answer

Correct Answer: The fulcrum

Note: This Question is unanswered, help us to find answer for this one

1534. In the brain, the ________ is the integration and command center for autonomic functions.

Hypothalamus

Antagonistic

Sympathetic

Excitatory

Answer

Correct Answer: Hypothalamus

Note: This Question is unanswered, help us to find answer for this one

1535. In general, the stimulation of the sympathetic nervous system causes __________ blood vessels.

Vascular resisance

Intrinsic heart rate

Vasoconstriction of

Venous valves

Answer

Correct Answer: Vasoconstriction of

Note: This Question is unanswered, help us to find answer for this one

1536. In a reflex arc, the __________ transmits afferent impulses to the central nervous system.

Integration center

Motor neuron

Receptor

Sensory neuron

Answer

Correct Answer: Sensory neuron

Note: This Question is unanswered, help us to find answer for this one

1537. During dorsiflexion, __________.

Are types of cartilaginous joints

The foot is lifted so its superior surface approaches the shin

Inflammation in the joint breaks down neighboring tissues.

The PCL, fibular collateral ligament, and lateral meniscus

Answer

Correct Answer: The foot is lifted so its superior surface approaches the shin

Note: This Question is unanswered, help us to find answer for this one

1538. Compounds released from cells that influence the same cell are called _____________.

Higher in the winter to increase body temperature.

Antidiuretic hormone.

Autocrine chemical messengers

The sympathetic nervous system

Answer

Correct Answer: Autocrine chemical messengers

Note: This Question is unanswered, help us to find answer for this one

1539. Bone is described as _____ tissue.

Dead calcified tissue

Cartilage

The skeletal system

Dense, hard connective tissue

Answer

Correct Answer: Dense, hard connective tissue

Note: This Question is unanswered, help us to find answer for this one

1540. Based on a functional classification, the hip joint is a __________.

Knee joint

Fat pads

Diathrosis

Symphysis

Answer

Correct Answer: Diathrosis

Note: This Question is unanswered, help us to find answer for this one

1541. At rest, the _____________ receive(s) about 50% of cardiac output.

Left ventricle

Liver and kidneys

SA node

Skin

Answer

Correct Answer: Liver and kidneys

Note: This Question is unanswered, help us to find answer for this one

1542. Forward movement of the shoulder girdle in the horizontal plane away from the spine is _____.

Pronation

Protraction

Retraction

Reduction

Answer

Correct Answer: Protraction

Note: This Question is unanswered, help us to find answer for this one

1543. Flexion and extension are usually movements in the ________ plane(s) of the body.

Frontal, sagittal, and transverse.

Transverse.

Frontal.

Sagittal

Answer

Correct Answer: Sagittal

Note: This Question is unanswered, help us to find answer for this one

1544. A sarcomere is ________.

The nonfunctional unit of skeletal muscle

The area between two Z discs

The area between two intercalated discs

The wavy lines on the cell seen in the microscope

Answer

Correct Answer: The area between two Z discs

Note: This Question is unanswered, help us to find answer for this one

1545. Muscle tissue does not ________

Produce blood cells

Load on the fiber

Running a marathon

Aerobic respiration

Answer

Correct Answer: Produce blood cells

Note: This Question is unanswered, help us to find answer for this one

1546. Most skeletal muscles of the body act in ________

Levator labii superioris

Third-class lever

Third-class lever systems

A first-class lever

Answer

Correct Answer: Third-class lever systems

Note: This Question is unanswered, help us to find answer for this one

1547. Most skeletal muscles contain ________

Muscle fibers of the same type

A mixture of fiber types

A predominance of slow oxidative fibers

A prejdominance of fast oxidative fibers

Answer

Correct Answer: A mixture of fiber types

Note: This Question is unanswered, help us to find answer for this one

1548. Most of the skeletal muscles in the body are ________ muscles.

Convergent.

Parallel.

Straight.

Pennate.

Circular

Answer

Correct Answer: Parallel.

Note: This Question is unanswered, help us to find answer for this one

1549. Match the system with its correct description: the central nervous system __________.

Depolarization phase in the generation of an action potential

Consists FROM the brain and spinal cord TO skeletal muscles

Consists of cranial and spinal nerves carrying impulses to and from the brain and spinal cord

Potassium

Answer

Correct Answer: Consists FROM the brain and spinal cord TO skeletal muscles

Note: This Question is unanswered, help us to find answer for this one

1550. Inside a muscle, bundles of single muscle fibers form __________.

Troponin

Fascicles

Triads

Tropomyosin

Answer

Correct Answer: Fascicles

Note: This Question is unanswered, help us to find answer for this one

1551. An inhibitory postsynaptic potential (ipsp) is associated with ________.

A change in sodium ion permeability

Hyperpolarization

Opening of voltage-regulated channels

Lowering the threshold for an action potential to occur

Answer

Correct Answer: Hyperpolarization

Note: This Question is unanswered, help us to find answer for this one

1552. Dendrite is to as axon is to _.

Action potential.

Neurons

Receive incoming signals from other neurons

Signal reception; signal transmission

Answer

Correct Answer: Signal reception; signal transmission

Note: This Question is unanswered, help us to find answer for this one

1553. The firing rate of the ________ determines the strength of contraction of a muscle.

Less than 1 to 10

Alpha motor neurons

Help maintain posture

Postural reflexes

Answer

Correct Answer: Alpha motor neurons

Note: This Question is unanswered, help us to find answer for this one

1554. A receptor potential large enough to generate an action potential is called __________.

A receptive field

Receptor specificity

Generator potential

All of the listed responses

Answer

Correct Answer: Generator potential

Note: This Question is unanswered, help us to find answer for this one

1555. A measure that has a high level of reliability is very ________.

Consistent

Long-lasting

Accurate

Predictive

Answer

Correct Answer: Consistent

Note: This Question is unanswered, help us to find answer for this one

1556. is to slow heart rate as is to fast heart rate.

Angina; infarction

Bradycardia; cardiomyopathy

Cardiac tamponade; bradycardia

Tachycardia; bradycardia

Bradycardia; tachycardia

Answer

Correct Answer: Bradycardia; tachycardia

Note: This Question is unanswered, help us to find answer for this one

1557. A characteristic of graded potentials is __________.

The effect of the transmembrane potential increases with distance from the site of stimulation

The stronger the stimulus, the smaller and more concentrated is the area affected

The nature of the graded change in membrane potential is determined by the properties of the Nissl bodies of the neuronal cell involved

The effect spreads passively through local currents

Answer

Correct Answer: The effect spreads passively through local currents

Note: This Question is unanswered, help us to find answer for this one

1558. The opening and closure of the atrioventricular and semilunar valves is driven by ________.

Differences in pressure across the valve

Contraction and relaxation of the valve

Contraction of the valve

Contraction of muscles attached to the valves

Contraction of the ventricle and atria that pull the valves into place

Answer

Correct Answer: Differences in pressure across the valve

Note: This Question is unanswered, help us to find answer for this one

1559. The myenteric plexus is found in the _____ of the digestive tract wall.

Mucosa.

Serosa.

Submucosa.

Muscularis externa.

Adventitia

Answer

Correct Answer: Muscularis externa.

Note: This Question is unanswered, help us to find answer for this one

1560. The gland that hangs from a stalk from the hypothalamus is indicated by ________.

Label C

Label J

Label E

Label F

Label I

Answer

Correct Answer: Label C

Note: This Question is unanswered, help us to find answer for this one

1561. Primary spermatocytes are whereas spermatids are .

Urethra

Placenta

2n, n

Relaxin

Answer

Correct Answer: 2n, n

Note: This Question is unanswered, help us to find answer for this one

1562. Meissner's corpuscles are ____.

Found primarily in connective tissue

Anatomically unencapsulated

Interoceptors

Mechanoreceptors

Answer

Correct Answer: Mechanoreceptors

Note: This Question is unanswered, help us to find answer for this one

1563. Spirituality can function _____.

On as a primary control

As neither primary nor secondary control

As either primary or secondary control

Only as secondary control

Answer

Correct Answer: As either primary or secondary control

Note: This Question is unanswered, help us to find answer for this one

1564. Social learning theory emphasizes the importance of _____ as a mechanism of development.

Imitation.

Punishment.

Contexts.

Reinforcement

Answer

Correct Answer: Imitation.

Note: This Question is unanswered, help us to find answer for this one

1565. Self-__________ is a key feature of integrity.

Present- and future-oriented.

Midlife generativity

Better physical well-being.

Acceptance

Answer

Correct Answer: Acceptance

Note: This Question is unanswered, help us to find answer for this one

1566. Rubella, rubeola, and roseola are common communicable diseases caused by _____ infection.

Viral

Bacterial

Yeast

Fungal

Answer

Correct Answer: Viral

Note: This Question is unanswered, help us to find answer for this one

1567. Proprioceptors signal all but __________.

Muscle length

Muscle tension

Joint angle

Muscle temperature

Answer

Correct Answer: Muscle temperature

Note: This Question is unanswered, help us to find answer for this one

1568. Evidence-based practice has also been referred to as _____.

Empirically validated

Empirically supported

All of the above

None of the above

Answer

Correct Answer: All of the above

Note: This Question is unanswered, help us to find answer for this one

1569. Choose all that apply. finish the sentence: the more specific a theory is ______________________

The more chances for it to be confirmed.

The more chances for it to be disconfirmed

The more opportunities for testing it

All of these

Answer

Correct Answer: All of these

Note: This Question is unanswered, help us to find answer for this one

1570. Cells of the sinoatrial node __________ during the pacemaker potential.

Repolarize slow.

Depolarize slow.

Repolarize fast.

Depolarize fast

Answer

Correct Answer: Depolarize slow.

Note: This Question is unanswered, help us to find answer for this one

1571. Blood flowing into the heart from the venae cavae flows next through the ________ valve.

Mitral.

Bicuspid.

Tricuspid.

Pulmonary semilunar

Answer

Correct Answer: Tricuspid.

Note: This Question is unanswered, help us to find answer for this one

1572. When the renal tubules secrete hydrogen ions into the tubular fluid, they ___ at the same time.

Secrete potassium

Secrete sodium

Reabsorb potassium

Reabsorb sodium

Secrete chloride

Answer

Correct Answer: Reabsorb sodium

Note: This Question is unanswered, help us to find answer for this one

1573. Venous pressure ________.

Is not affected by external factors such as muscle activity

Is much lower than arterial pressure

Is usually the same in veins as in their corresponding arteries

May be measured directly with a sphygmomanometer and pressure cuff

Answer

Correct Answer: Is much lower than arterial pressure

Note: This Question is unanswered, help us to find answer for this one

1574. The__________nerve transmits afferent impulses for the special senses of hearing and balance.

Vestibulocochlear

Shingles

Trigeminal

Vagus

Answer

Correct Answer: Vestibulocochlear

Note: This Question is unanswered, help us to find answer for this one

1575. The voluntary nervous system is to the involuntary nervous system as __________.

The somatic nervous system allows us to consciously control our skeletal muscles, and the autonomic nervous system controls activities that humans cannot consciously control, such as the pumping of the heart and the movement of food through the digestive tract.

The autonomic nervous system (ANS); conduct impulses from the CNS to cardiac muscle, smooth muscle, and glands

The somatic nervous system

The somatic nervous system is to the automatic nervous system

Answer

Correct Answer: The somatic nervous system is to the automatic nervous system

Note: This Question is unanswered, help us to find answer for this one

1576. The thymus is most active during ________

Fetal development.

Childhood.

Middle age.

Old age

Answer

Correct Answer: Childhood.

Note: This Question is unanswered, help us to find answer for this one

1577. The sensory component of pain is to _ as the emotional component of pain is to _.

Throbbing; dull

Annoying; sickening

Frightful; prickly

Throbbing; annoying

Answer

Correct Answer: Throbbing; annoying

Note: This Question is unanswered, help us to find answer for this one

1578. The preganglionic axons of cn iii extend to the _______ ganglion.

Pterygopalatine

Submandibular

Otic

Pelvic

Ciliary

Answer

Correct Answer: Pterygopalatine

Note: This Question is unanswered, help us to find answer for this one

1579. The pelvis is located _______________ to the patella.

Inferior

Medial

Superior

Lateral

Answer

Correct Answer: Superior

Note: This Question is unanswered, help us to find answer for this one

1580. The parasympathetic division arises from the __________ regions of the spinal cord.

Brain, thoracic, and lumbar

Brain, sacral, and coccygeal

Brain, lumbar, sacral, and coccygeal

Sacral and lumbar

Brain and sacral

Answer

Correct Answer: Brain and sacral

Note: This Question is unanswered, help us to find answer for this one

1581. The organ of smell is the __________, located in the roof of the nasal cavity.

Nares

Nostrils

Olfactory epithelium

Olfactory nerve

Answer

Correct Answer: Olfactory epithelium

Note: This Question is unanswered, help us to find answer for this one

1582. The olecranal region is __________ to the acromial region.

Medial

Parietal

Peritoneal

Distal

Answer

Correct Answer: Distal

Note: This Question is unanswered, help us to find answer for this one

1583. The nose is _ whereas the back of the head is .

Rostral; caudal

Caudal; rostral

Dorsal; ventral

Ventral; dorsal

Medial; lateral

Answer

Correct Answer: Rostral; caudal

Note: This Question is unanswered, help us to find answer for this one

1584. The medial surface of the knee joint is reinforced by the ________ ligament.

Cruciate.

Fibular collateral.

Patellar.

Popliteal.

Tibial collateral

Answer

Correct Answer: Tibial collateral

Note: This Question is unanswered, help us to find answer for this one

1585. The irregularly shaped area between the lungs that contains the trachea is called the ________.

Diaphragm

Sternum

Thorax

Mediastinum

Answer

Correct Answer: Mediastinum

Note: This Question is unanswered, help us to find answer for this one

1586. The inferior mesenteric artery passes through the and supplies the .

Left third of transverse colon

Descending colon

Sigmoid colon

Superior 1/3 of the rectum

Answer

Correct Answer: Left third of transverse colon

Note: This Question is unanswered, help us to find answer for this one

1587. The human fetal skeleton contains approximately ________ more bones than the adult skeleton.

Answer

Correct Answer: 70

Note: This Question is unanswered, help us to find answer for this one

1588. The hip (coxal) joint is a _________ synovial joint.

Hinge

Pivot

Ball-and-socket

Planar

Answer

Correct Answer: Ball-and-socket

Note: This Question is unanswered, help us to find answer for this one

1589. The hip (coxal) bones articulate with each other at the ________.

Ilioischial joint.

Sacroiliac joint.

Pubic symphysis.

Puboischial joint

Answer

Correct Answer: Pubic symphysis.

Note: This Question is unanswered, help us to find answer for this one

1590. The functions of the lymph system include all of the following except ________.

Absorb fats and large proteins from our food.

Collect excess interstitial fluid and returning it back to the blood.

Defending the body against infection.

Absorb sugars and small proteins from our food

Answer

Correct Answer: Absorb sugars and small proteins from our food

Note: This Question is unanswered, help us to find answer for this one

1591. The endothelium is composed of __________.

Simple cuboidal epithelium

Stratified squamous epithelium

Tunica media muscle cells

Simple squamous epithelium

Simple columnar epithelium

Answer

Correct Answer: Simple squamous epithelium

Note: This Question is unanswered, help us to find answer for this one

1592. The endothelial cells of blood capillaries in the brain __________.

Have very few tight junctions

Allow for limited endocytosis and exocytosis

Are not permeable to carbon dioxide and oxygen

Are permeable to large, polar molecules such as proteins

Answer

Correct Answer: Allow for limited endocytosis and exocytosis

Note: This Question is unanswered, help us to find answer for this one

1593. The diaphysis of a long bone is covered by ________.

Endosteum

Periosteum

Foramen

Phalanges

Answer

Correct Answer: Periosteum

Note: This Question is unanswered, help us to find answer for this one

1594. The coxal bones join anteriorly at a __________.

Suture

Symphysis

Synostosis

Gomphosis

Answer

Correct Answer: Symphysis

Note: This Question is unanswered, help us to find answer for this one

1595. The closing of the left av valve occurs near the beginning of __________.

Ventricular systole

Atrial systole

Ventricular diastole

Isovolumetric relaxation

Answer

Correct Answer: Ventricular systole

Note: This Question is unanswered, help us to find answer for this one

1596. The clavicle is and curved in males than females.

Smoother; less.

Rougher; more.

Smoother; more.

Rougher; less

Answer

Correct Answer: Rougher; more.

Note: This Question is unanswered, help us to find answer for this one

1597. The chest is ________ to the abdomen.

Superior.

Lateral.

Anterior.

Proximal.

Deep

Answer

Correct Answer: Superior.

Note: This Question is unanswered, help us to find answer for this one

1598. The carpal bones are examples of ________ bones.

Sesamoid

Long

Short

Osteons

Answer

Correct Answer: Short

Note: This Question is unanswered, help us to find answer for this one

1599. The carbonic acid-bicarbonate buffer system functions mainly to __________.

Osmosis moves water from the ICF to the ECF.

Chronic respiratory acidosis.

Limit ECF pH changes caused by metabolism

Decrease ECF and excrete sodium ions

Answer

Correct Answer: Limit ECF pH changes caused by metabolism

Note: This Question is unanswered, help us to find answer for this one

1600. The back of the knee joint is reinforced by ________ ligaments.

Anterior cruciate.

Patellar.

Popliteal.

Posterior cruciate.

Tibial collateral

Answer

Correct Answer: Popliteal.

Note: This Question is unanswered, help us to find answer for this one

1601. The axial skeleton includes all of the following except the ________.

Skull.

Vertebral column.

Pelvic girdle.

Thoracic cage

Answer

Correct Answer: Pelvic girdle.

Note: This Question is unanswered, help us to find answer for this one

1602. The axial skeleton can be divided into the skull, the vertebral column, and the __________.

Thoracic cage

Femur

Hip bones

Humerus

Answer

Correct Answer: Thoracic cage

Note: This Question is unanswered, help us to find answer for this one

1603. The aorta carries blood the of the heart.

Toward; right ventricle

Away from; right ventricle

Away from; left ventricle

Toward; left ventricle

Answer

Correct Answer: Away from; left ventricle

Note: This Question is unanswered, help us to find answer for this one

1604. The _____physis pubis is the joint formed by the fusion of the two pubic bones.

Sym

Hypo-

Mal

1605. The __________ circulation drains all of the organs of the digestive system.

Splanchnic

Hepatic portal

Peritoneal

Visceral

Answer

Correct Answer: Hepatic portal

Note: This Question is unanswered, help us to find answer for this one

1606. The ________ is a layer of smooth muscle in the skin of the scrotal sac.

Head

Dartos

Cervix

Uterus

Answer

Correct Answer: Dartos

Note: This Question is unanswered, help us to find answer for this one

1607. T-lymphocytes are named according to the __________ gland where they become immunologically mature.

Thymus

Hilum

Perforins

None of these

Answer

Correct Answer: Thymus

Note: This Question is unanswered, help us to find answer for this one

1608. Sympathetic ganglionic neurons are found in all these locations except __________.

Chain ganglia

Intramural ganglia

Collateral ganglia

Suprarenal medullae

Answer

Correct Answer: Intramural ganglia

Note: This Question is unanswered, help us to find answer for this one

1609. Sympathetic fibers arise only from the __________ region(s) of the spinal cord.

Digestion.

Longer; norepinephrine can diffuse into the bloodstream without being broken down

Thoracic and lumbar

Acetylcholine; excite

Answer

Correct Answer: Thoracic and lumbar

Note: This Question is unanswered, help us to find answer for this one

1610. Pulmonary arteries have __________ blood pressure compared to systemic arteries.

Contractions of the right ventricle of the heart

Acetylcholine

Considerably lower

Pulmonary circuit

Answer

Correct Answer: Considerably lower

Note: This Question is unanswered, help us to find answer for this one

1611. Ossification of the ends of long bones ________

Is a characteristic of intramembranous bone formation

Involves medullary cavity formation

Is produced by secondary ossification centers

Takes twice as long as diaphysis

Answer

Correct Answer: Is produced by secondary ossification centers

Note: This Question is unanswered, help us to find answer for this one

1612. Movement of the upper limb away from the trunk is called ________.

Extension.

Adduction.

Abduction.

Lateral flexion

Answer

Correct Answer: Abduction.

Note: This Question is unanswered, help us to find answer for this one

1613. Loop diuretics reduce body water content by acting on the __________.

Feedback loop between the kidney and posterior pituitary gland

Countercurrent multiplier system

Countercurrent exchanger system

Aquaporins of the collecting duct E. thirst mechanism and water intake

Answer

Correct Answer: Countercurrent multiplier system

Note: This Question is unanswered, help us to find answer for this one

1614. In the heart cycle, the __________ contract(s) and blood is pumped out of the heart.

Interval

Improvement

Vigorous

Ventricles

Answer

Correct Answer: Ventricles

Note: This Question is unanswered, help us to find answer for this one

1615. In a reflex arc, ___________ neurons pass out of the central nervous system to stimulate effectors.

Ventral

Ventricles

Motor

Vagus

Answer

Correct Answer: Motor

Note: This Question is unanswered, help us to find answer for this one

1616. In _____ muscle, some calcium needed for contraction is from the extracellular fluid.

Motor unit

Cardiac and visceral smooth

Multiunit smooth muscle

Hormones can inhibit muscle contraction

Answer

Correct Answer: Cardiac and visceral smooth

Note: This Question is unanswered, help us to find answer for this one

1617. Hormones secreted by the posterior pituitary gland are made in the _____.

Cerebellum

Thalamus

Hypothalamus

Medulla oblongata

Answer

Correct Answer: Hypothalamus

Note: This Question is unanswered, help us to find answer for this one

1618. Heart rate, blood pressure, and respiratory rate peak during the __________.

Germ cell; gametes

Deep arteries

Corpus spongiosum

Climax (orgasm)

Answer

Correct Answer: Climax (orgasm)

Note: This Question is unanswered, help us to find answer for this one

1619. Glucose is removed from filtrate by _____.

Active transport(The reabsorption of glucose requires the expenditure of energy.)

All of these ( sodium chloride, glucose, water,amino acids.)

More concentrated urine( Under the influence of ADH more concentrated urine is produced and the body conserves water.)

Urea (and other nitrogenous wastes

Answer

Correct Answer: Active transport(The reabsorption of glucose requires the expenditure of energy.)

Note: This Question is unanswered, help us to find answer for this one

1620. Bones in the legs, arms, spine and pelvis grow __________.

At different rates.

At the same rate.

Until age 18, then they stop.

Stronger after age 30

Answer

Correct Answer: At different rates.

Note: This Question is unanswered, help us to find answer for this one

1621. At the corpus callosum, __________ occurs between the two hemispheres.

Integration.

Processing.

Thinking.

Communication

Answer

Correct Answer: Communication

Note: This Question is unanswered, help us to find answer for this one

1622. As osteoclasts absorb and remove bone matrix, they leave shallow depressions called a(n) _________.

Osteoclastic cryst

Muscle attachment

Acromion process

Osteoclast

Answer

Correct Answer: Osteoclastic cryst

Note: This Question is unanswered, help us to find answer for this one

1623. Anatomy is to physiology as ___________

A book is to reading

Bone ... bone

Adipose tissue

Interstitial fluid

Answer

Correct Answer: A book is to reading

Note: This Question is unanswered, help us to find answer for this one

1624. All muscle types will respond to an electrical stimulus because all muscle cells are _________.

Excitable.

Contractile.

Striated.

Involuntary

Answer

Correct Answer: Excitable.

Note: This Question is unanswered, help us to find answer for this one

1625. A renal corpuscle is a _, whereas a renal tubule is a _.

Tangled cluster of blood capillaries; highly coiled tubule that leads away from the glomerular capsule

Special blood cell found in the kidneys; tubnule

Answer

Correct Answer: Tangled cluster of blood capillaries; highly coiled tubule that leads away from the glomerular capsule

Note: This Question is unanswered, help us to find answer for this one

1626. A long bone consists of a shaft composed of and an end composed of .

The bones store fat, red marrow, and calcium.

Cavities in bone provide a site for red marrow where blood stem cells produce blood.

Fibrocartilage; meniscus of the knee

Compact bone, spongy bone covered by compact bone

Answer

Correct Answer: Compact bone, spongy bone covered by compact bone

Note: This Question is unanswered, help us to find answer for this one

1627. A fracture that affects the malleolus on both lower leg bones is called a ________ fracture.

Compression

Pott's

Displaced

Greenstick

Colles

Answer

Correct Answer: Pott's

Note: This Question is unanswered, help us to find answer for this one

1628. A bone fracture in your arm would be part of the ________ division of the skeleton.

Cartilage

Appendicular

Osteoporosis

Epiphyseal

Answer

Correct Answer: Appendicular

Note: This Question is unanswered, help us to find answer for this one

1629. A is a cordlike organ composed of numerous .

Posterior root

Nerve; axons

Endoneurium

The viscera

Answer

Correct Answer: Nerve; axons

Note: This Question is unanswered, help us to find answer for this one

1630. A ________ is a rounded passageway for passage of blood vessels and/or nerves.

Sinus

Fossa

Meatus

Foramen

Answer

Correct Answer: Foramen

Note: This Question is unanswered, help us to find answer for this one

1631. A _____ specializes in the study of microscopic structure of tissues.

Histologist

Pathologist

Immunologist

Cytologist

Answer

Correct Answer: Histologist

Note: This Question is unanswered, help us to find answer for this one

1632. _ contribute(s) to the hardness of bone while __ give(s) it flexibility.

Amount of fibrocartilage available.

Increasing deposition of mineral salts.

Mineral salts; collagen and other organics

Greenstick fractures occur only in geriatrics

Answer

Correct Answer: Mineral salts; collagen and other organics

Note: This Question is unanswered, help us to find answer for this one

1633. The _______ is the part of the digestive tract that has the most lymph nodules and bacteria..

Ileum..

Duct.

Mold

Answer

Correct Answer: Ileum..

Note: This Question is unanswered, help us to find answer for this one

1634. Neurons and other excitable cells respond to stimuli by producing ________..

Sitmulus

Internet signal

Electrical signal

Answer

Correct Answer: Electrical signal

Note: This Question is unanswered, help us to find answer for this one

1635. Interstitial fluid is located in the _______..

.spaces surrounding the kidney tubule

Tubule lumen

Peritubular capillaries

Glomerulus

Answer

Correct Answer: .spaces surrounding the kidney tubule

Note: This Question is unanswered, help us to find answer for this one

1636. Homeostasis typically relies on negative feedback because positive feedback __________.

Requires a response but not a stimulus.

Drives processes to completion rather than to a balance point.

Involves one location rather than several across the body.

Acts within, but not beyond, a normal range

Can decrease but not increase a variable

Answer

Correct Answer: Drives processes to completion rather than to a balance point.

Note: This Question is unanswered, help us to find answer for this one

1637. Gluconeogenesis occurs in the liver due to the action of ________. .

Aldosterone

Insulin

Secretin

Cortisol

Answer

Correct Answer: Cortisol

Note: This Question is unanswered, help us to find answer for this one

1638. A spinal nerve splits into ___ branches

Answer

Correct Answer: 2

Note: This Question is unanswered, help us to find answer for this one

1639. A ________ reflex has/have at least one interneuron placed between the sensory and motor neuron.

Motor neuron

Interneuron

Effector

Polysynaptic

Answer

Correct Answer: Polysynaptic

Note: This Question is unanswered, help us to find answer for this one

1640. ________ refers to how a body system functions.

Physiology

Genetics

Anatomy

Answer

Correct Answer: Physiology

Note: This Question is unanswered, help us to find answer for this one

1641. ______ tissue is part of rigid body structures, such as bone and cartilage.

Connective.

Body

Cartilage

Answer

Correct Answer: Connective.

Note: This Question is unanswered, help us to find answer for this one

1642. Within the brain, ____________ receive, integrate, and generate messages.

Neurons

Electron

Proton

Answer

Correct Answer: Neurons

Note: This Question is unanswered, help us to find answer for this one

1643. The biceps femoris is located in the _________

Posterior low.

Posterior thigh.

Posterior mid

Answer

Correct Answer: Posterior thigh.

Note: This Question is unanswered, help us to find answer for this one

1644. The best use of the food pyramid would be __________

To help determine a healthy eating pattern that represents a balanced diet

To determine the food that should never be eaten. to create a diet that excludes fat

To count calories and carbohydrates

Answer

Correct Answer: To help determine a healthy eating pattern that represents a balanced diet

Note: This Question is unanswered, help us to find answer for this one

1645. The area of the brain involved in production of speech is __________

Broca’s area

Wernicke’s area

The occipital lobe

The parietal lobe

Answer

Correct Answer: Broca’s area

Note: This Question is unanswered, help us to find answer for this one

1646. The application of scientific knowledge for some specific purpose is known as _____

Technology

Deductive science

Inductive science

Pure science

Answer

Correct Answer: Technology

Note: This Question is unanswered, help us to find answer for this one

1647. The amount of atp stored in a muscle cell can keep a muscle active for about _____

1-4 seconds.

1-3 seconds.

2-4 seconds

Answer

Correct Answer: 1-4 seconds.

Note: This Question is unanswered, help us to find answer for this one

1648. Animals without a body cavity are called _____.

Acoelomates

Coelomates

Psuedocoelomates

Answer

Correct Answer: Acoelomates

Note: This Question is unanswered, help us to find answer for this one

1649. Anatomy is to as physiology is to .

Function; form

Form; structure

Structure; function

Structure; form

E. growth; form

Answer

Correct Answer: Structure; function

Note: This Question is unanswered, help us to find answer for this one

1650. An example of a sensor in a negative feedback loop that controls body temperature is __________.

A sweat gland

A thermoreceptor

Skeletal muscle contraction

The hypothalamus

Answer

Correct Answer: The hypothalamus

Note: This Question is unanswered, help us to find answer for this one

1651. Although other nutrients can feed into the citric acid cycle, ________ yields energy the quickest.

Glucose

Protein

Glycogen

None

Answer

Correct Answer: Glucose

Note: This Question is unanswered, help us to find answer for this one

1652. ___ is secreted by the _ and acts to emulsify _ in the ___.

Bile … liver … glucode … small intestine

Bile … liver … fats … small intestine

Bile … liver … fats … large intestine

Answer

Correct Answer: Bile … liver … fats … small intestine

Note: This Question is unanswered, help us to find answer for this one

1653. The branching structure at the end of each neuron is the _____.

Axon

Dendrite

Synergy

Myelin sheath

Answer

Correct Answer: Dendrite

Note: This Question is unanswered, help us to find answer for this one

1654. Receptors of the ________ senses receive the signal of nausea.

Labyrinthitis

Cutaneous

Visceral

Accommodation

Answer

Correct Answer: Visceral

Note: This Question is unanswered, help us to find answer for this one

1655. Olfactory information is sent to all of the following areas except the __________.

Olfactory cortex

Limbic system

Hypothalamus

Thalamus

Answer

Correct Answer: Thalamus

Note: This Question is unanswered, help us to find answer for this one

1656. The interstitial nucleus 3 of the anterior hypothalamus is known to be more than ____.

As large in heterosexual men as in women

Twice as large in heterosexual men as in women

Thrice as large in heterosexual men as in women

Answer

Correct Answer: Twice as large in heterosexual men as in women

Note: This Question is unanswered, help us to find answer for this one

1657. All of the following are major hormones produced in the body except __________.

Adrenal

Insulin

Cortisol

Norepinephrine

Answer

Correct Answer: Adrenal

Note: This Question is unanswered, help us to find answer for this one

1658. All of the following are key hormones in muscle and bone formation except __________.

Cortisol

Estrogen

Growth hormone

Epinephrine

Answer

Correct Answer: Epinephrine

Note: This Question is unanswered, help us to find answer for this one

1659. ________ are responsible for releasing the majority of neuron created neurotransmitters.

Synapse

Neuronal junction

Both

None

Answer

Correct Answer: Both

Note: This Question is unanswered, help us to find answer for this one

1660. _____ muscle is attached to bones..

Skeletal muscle

Tendon.

Ligament

Answer

Correct Answer: Skeletal muscle

Note: This Question is unanswered, help us to find answer for this one

1661. The muscles that extend the forearm are located __________.

Posteriorly

Located in the same plane

Radial

Answer

Correct Answer: Posteriorly

Note: This Question is unanswered, help us to find answer for this one

1662. The muscle group on the posterior thigh is called the ________ group.

Hamstring

Abducts

Tibialis anterior

Answer

Correct Answer: Hamstring

Note: This Question is unanswered, help us to find answer for this one

1663. The neurotransmitter norepinephrine __________.

Causes some blood vessels to dilate and others to constrict, because different vessels have different receptors for norepinephrine

Are released by neurons and affect only cells with specific receptors

Both

None

Answer

Correct Answer: Both

Note: This Question is unanswered, help us to find answer for this one

1664. The posterior side of the thigh, leg, and foot is served by the ________ nerve.

Tibial

Femoral

Sacral plexus

Answer

Correct Answer: Tibial

Note: This Question is unanswered, help us to find answer for this one

1665. The portion of the pericardium that covers the heart wall is called the ________.

Visceral layer

Epicardium

A only

A and B

Answer

Correct Answer: A and B

Note: This Question is unanswered, help us to find answer for this one

1666. The portion of the kidney in direct contact with the renal capsule is the ____________

Renal pelvis

Renal cortex

Urethra

Answer

Correct Answer: Renal cortex

Note: This Question is unanswered, help us to find answer for this one

1667. The point at which a muscle begins is known as the _____.

Insertion

Origin

Pronation

Rotation

Answer

Correct Answer: Origin

Note: This Question is unanswered, help us to find answer for this one

1668. The peripheral nervous system connects the spinal cord and brain with the ____.

Sensory

Organs

Glands,

Muscles

All

Answer

Correct Answer: All

Note: This Question is unanswered, help us to find answer for this one

1669. The part of the skull that forms the posterior base of the cranium is the ________ bone.

The occipital bone

Oval

Spongy

Answer

Correct Answer: The occipital bone

Note: This Question is unanswered, help us to find answer for this one

1670. The parietal lobe would be considered ____________ to the temporal lobe.

Dorsal

Midsagittal

Caudal

Answer

Correct Answer: Dorsal

Note: This Question is unanswered, help us to find answer for this one

1671. The origin of the thoracic duct in most individuals is the ________.

Cisterna chyli

MALT

Cervical lymph node

Deep lymphatic trunk

Peyer's patch

Answer

Correct Answer: Cisterna chyli

Note: This Question is unanswered, help us to find answer for this one

1672. The origin of the external obliques includes ribs __________.

Seven through twelve

Five through twelve

Six through twelve

Eight through twelve

Answer

Correct Answer: Six through twelve

Note: This Question is unanswered, help us to find answer for this one

1673. The organ that produces the hormones that stimulate the adrenal glands is the _____.

Hypothalamus

The pituitary gland

Thalamus

Adrenal cortex

Answer

Correct Answer: Hypothalamus

Note: This Question is unanswered, help us to find answer for this one

1674. The heart and the blood vessels are separate organs that form the ________.

Circulatory system

Pancreas

Rib cage

Answer

Correct Answer: Circulatory system

Note: This Question is unanswered, help us to find answer for this one

1675. The gonads secrete sex hormones in response to __________.

The follicle-stimulating hormone (FSH) and the luteinizing hormone (LH) from the anterior pituitary

Thyroid

Blood sugar level

Oxytocin

Answer

Correct Answer: The follicle-stimulating hormone (FSH) and the luteinizing hormone (LH) from the anterior pituitary

Note: This Question is unanswered, help us to find answer for this one

1676. The function of tunica externa is to ________.

Expand and recoil easily

Provide a smooth surface for blood flow

Support and protect the vessel

Answer

Correct Answer: Support and protect the vessel

Note: This Question is unanswered, help us to find answer for this one

1677. The heel of the foot is on the _______ side of the body.

Dorsal

Ventral

Superficial

Answer

Correct Answer: Dorsal

Note: This Question is unanswered, help us to find answer for this one

1678. The x chromosome is found . the y chromosome is found .

In mother; in father

In father; in daughter

In mother;in daughter

Answer

Correct Answer: In mother; in father

Note: This Question is unanswered, help us to find answer for this one

1679. The whole deltoid muscle ________ the humerus.

Abducts

Obturator

Deltoid

Answer

Correct Answer: Abducts

Note: This Question is unanswered, help us to find answer for this one

1680. The walls of arteries include a _____ muscle layer.

Intima

Media

Adventitia.

None

Answer

Correct Answer: None

Note: This Question is unanswered, help us to find answer for this one

1681. The veins that drain the kidney include all of those below except ________.

Segmental veins

Cortex

Podocytes

Answer

Correct Answer: Segmental veins

Note: This Question is unanswered, help us to find answer for this one

1682. The urine is most likely to be hypotonic when the ________.

Body's water volume is high

Body's water volume is moderate

Body's water volume is low

Answer

Correct Answer: Body's water volume is high

Note: This Question is unanswered, help us to find answer for this one

1683. The urinary system works in homeostasis with the respiratory system in ________ .

Extracellular fluid

Plasma

Electrolytes within the blood

Ions in the blood

Intracellular fluid

Answer

Correct Answer: Extracellular fluid

Note: This Question is unanswered, help us to find answer for this one

1684. The urinary filtrate first enters __________.

Collecting tubule

Renal papilla

Proximal convoluted tubule

The glomerular (Bowman) capsule

Answer

Correct Answer: The glomerular (Bowman) capsule

Note: This Question is unanswered, help us to find answer for this one

1685. The ureters extend from the __________.

Renal pelvis to the large intestine

Renal pelvis to the small intestine

Renal pelvis to the urinary bladder

Answer

Correct Answer: Renal pelvis to the urinary bladder

Note: This Question is unanswered, help us to find answer for this one

1686. The upper respiratory tract extends from the nose through the _________.

Pharynx

Larynx

Alveoli

Lungs

Answer

Correct Answer: Larynx

Note: This Question is unanswered, help us to find answer for this one

1687. Which of the following statements is true regarding the patella? it __________.

Is a sesamoid bone enclosed in the tendon of the quadriceps muscle

Glides along the medial and lateral epicondyles of the femur

Glides along the fibular notch on the lateral side of the tibia

Secures the quadriceps muscles of the anterior thigh to the femur

Answer

Correct Answer: Is a sesamoid bone enclosed in the tendon of the quadriceps muscle

Note: This Question is unanswered, help us to find answer for this one

1688. When extending the knee, the hamstrings act as the ___________ muscle.

Aganist

Agonist

Answer

Correct Answer: Agonist

Note: This Question is unanswered, help us to find answer for this one

1689. When discussing blood plasma, we can correctly say that ________.

Plasma contains albumins that help to maintain osmotic balance

Clotting proteins form an insoluble mesh.

Plasma are cell fragments derived from megakaryocytes

Answer

Correct Answer: Plasma contains albumins that help to maintain osmotic balance

Note: This Question is unanswered, help us to find answer for this one

1690. When comparing the digestive and urinary system, we can conclude that they both __________.

Are responsible for regulating the amount of salt in the body

Absorb nutrients into the bloodstream

Aid in the digestion of food

Have functions of absorption and elimination

Answer

Correct Answer: Have functions of absorption and elimination

Note: This Question is unanswered, help us to find answer for this one

1691. When an action potential is generated within a motor neuron, ________.

The muscle cells of the motor unit will occasionally contact

Only select muscle cells within the motor unit are stimulated to contract

Every muscle cell of the motor unit is stimulated to contract

The muscle cells from a neighboring motor unit will contract

Answer

Correct Answer: Every muscle cell of the motor unit is stimulated to contract

Note: This Question is unanswered, help us to find answer for this one

1692. When acetylcholine binds to its receptors, it results in __________.

The end plate potential

A change in ion permeability

The end plate potential, a graded depolarization, and a change in ion permeability

A graded depolarization

Answer

Correct Answer: The end plate potential, a graded depolarization, and a change in ion permeability

Note: This Question is unanswered, help us to find answer for this one

1693. When a stressful situation occurs, the brain's _ activates the _ nervous system.

Hypothalamus; parasympathetic

Hypothalamus; sympathetic

Hippocampus; parasympathetic

Hippocampus; sympathetic

Answer

Correct Answer: Hypothalamus; sympathetic

Note: This Question is unanswered, help us to find answer for this one

1694. When a joint can move in only one body plane, it is called a ________ joint.

Biaxial

Uniaxial

Multiaxial

Nonaxial

Answer

Correct Answer: Uniaxial

Note: This Question is unanswered, help us to find answer for this one

1695. Water is reabsorbed throughout most of the renal tubule by the process of _____.

Osmosis

Hydration

Membrane

Answer

Correct Answer: Osmosis

Note: This Question is unanswered, help us to find answer for this one

1696. Voice sounds are produced by the _____.

Larynx

Pharynx

Trechea

Answer

Correct Answer: Larynx

Note: This Question is unanswered, help us to find answer for this one

1697. Visceral reflex arcs differ from somatic in that ________.

Somatic arcs contain one additional component that visceral arcs do not possess

Visceral arcs contain two sensory neurons

Visceral arcs involve two motor neurons

Answer

Correct Answer: Visceral arcs involve two motor neurons

Note: This Question is unanswered, help us to find answer for this one

1698. Ventral roots of spinal nerves are purely or primarily ________.

Eardrum

Parietal Lobes

Frontal

Motor

Answer

Correct Answer: Motor

Note: This Question is unanswered, help us to find answer for this one

1699. Ventilation is ________.

Ventilation-perfusion coupling.

The Bohr effect.

The Haldane effect

Answer

Correct Answer: Ventilation-perfusion coupling.

Note: This Question is unanswered, help us to find answer for this one

1700. Using the biceps brachii to flex the forearm requires innervation of the _____ nerve.

Musculocutaneous.

Biceps brachii

Innervates

Answer

Correct Answer: Musculocutaneous.

Note: This Question is unanswered, help us to find answer for this one

1701. Urine, when compared with the initial filtrate, contains ________________________.

Urea,

Water

Other wastes from the blood.

All

Answer

Correct Answer: All

Note: This Question is unanswered, help us to find answer for this one

1702. Urine passes through the ________.

The urethra.

The kidneys

Ureters

Bladder

Answer

Correct Answer: The urethra.

Note: This Question is unanswered, help us to find answer for this one

1703. Urination is triggered by a complex sequence of events called the ___________ reflex.

Micturition

Glomerulus

Nephrons

Answer

Correct Answer: Micturition

Note: This Question is unanswered, help us to find answer for this one

1704. Unlike other joints, a ________________ does not join two bones to each other.

Syndesmosis.

Gomphosis.

Cartilaginous joint.

Bony joint

Answer

Correct Answer: Cartilaginous joint.

Note: This Question is unanswered, help us to find answer for this one

1705. To clear a filter click the ____

Filter

Remove

Advanced

Select

Answer

Correct Answer: Remove

Note: This Question is unanswered, help us to find answer for this one

1706. To assist the process of digestion and absorption, it is usually best to ____.

Transport of nutrient molecules

Emulsification

Combine different food types to enhance the absorption proces

Answer

Correct Answer: Combine different food types to enhance the absorption proces

Note: This Question is unanswered, help us to find answer for this one

1707. This type of exchange is the opposite of ____________ gas exchange.

SYSTEMIC

SOMATIC

INDEPENDENTLY

Answer

Correct Answer: SYSTEMIC

Note: This Question is unanswered, help us to find answer for this one

1708. This reflex arc shows a __________.

Polysynaptic reflex

Somatic reflex

Monosynaptic reflex

Visceral reflex

Answer

Correct Answer: Monosynaptic reflex

Note: This Question is unanswered, help us to find answer for this one

1709. Thin skin contains layer(s) of keratinocytes, and thick skin contains layers.

3; 4

4; 5

2; 3

1; 2

Answer

Correct Answer: 4; 5

Note: This Question is unanswered, help us to find answer for this one

1710. There is a free _______ group at the 3 end of a dna strand.

DNA polymerases add deoxyribonucleotides only to the 3′ end of a growing strand.

The 3′ end of the primer contains a free 3′-hydroxyl group.

Both a and b

Answer

Correct Answer: The 3′ end of the primer contains a free 3′-hydroxyl group.

Note: This Question is unanswered, help us to find answer for this one

1711. The two types of vascular plants are __ and _.

Vascular Plants: Non-Vascular Plants

Complex tissues xylem and phloem.

Plant-tissues; vascular-tissue

Answer

Correct Answer: Vascular Plants: Non-Vascular Plants

Note: This Question is unanswered, help us to find answer for this one

1712. The two heads of the gastrocnemius muscle converge to insert onto __________.

Radial tuberosity

Ulnar notch

Radial notch

Olecranon process

Answer

Correct Answer: Radial tuberosity

Note: This Question is unanswered, help us to find answer for this one

1713. The transverse processes of vertebrae point , while the spinous process points .

Laterally, posteriorly

Atlas - axis

Occipital-Frontal

Answer

Correct Answer: Laterally, posteriorly

Note: This Question is unanswered, help us to find answer for this one

1714. The three types of hormone-secreting cells in the pancreas are ________ .

Alpha, beta, and delta cells

Beta, delta, and kappa cells

Beta, delta, and chi cells

E. alpha, beta, and kappa cells

Answer

Correct Answer: Alpha, beta, and delta cells

Note: This Question is unanswered, help us to find answer for this one

1715. The three major types of blood vessels in the body are the , , and .

Veins, capillaries, artries

Heart;veins, capillaries

Veins, capillaries,pulse

Answer

Correct Answer: Veins, capillaries, artries

Note: This Question is unanswered, help us to find answer for this one

1716. The thoracic, abdominal, and pelvic cavities are the ______ cavities.

General

Basic

Both

None of these

Answer

Correct Answer: General

Note: This Question is unanswered, help us to find answer for this one

1717. The thoracic cavity contains the . it is found to the vertebral cavity.

Kidneys and spleen: deep

Stomach and liver: superficial

Digestive viscera: inferior

Heart and lungs: anterior

Answer

Correct Answer: Heart and lungs: anterior

Note: This Question is unanswered, help us to find answer for this one

1718. The thoracic cage includes all of the bones below except the ________.

Clavicles

Cervical

Frontal

Answer

Correct Answer: Clavicles

Note: This Question is unanswered, help us to find answer for this one

1719. The third stage of digestion is absorption, which begins when food enters the _____.

Large intestine

Small intestine

Stomach

Answer

Correct Answer: Small intestine

Note: This Question is unanswered, help us to find answer for this one

1720. The suture that connects the two parietal bones together is the ________.

Sagittal

Zygomatic bone

Magnum

Answer

Correct Answer: Sagittal

Note: This Question is unanswered, help us to find answer for this one

1721. The stomach is _____ to the urinary bladder.

Superior

Medial

Distal

Inferior

Answer

Correct Answer: Superior

Note: This Question is unanswered, help us to find answer for this one

1722. The spinous processes are especially long on __________ vertebrae.

Thoracic

Scoliosis

Cervical

Answer

Correct Answer: Thoracic

Note: This Question is unanswered, help us to find answer for this one

1723. The solutes contained in saliva include ________

Electrolytes

Digestive enzyme

Mucin,

All

Answer

Correct Answer: All

Note: This Question is unanswered, help us to find answer for this one

1724. The skull bones located superior to the frontal bone are the __________ bones.

Temporal Bone

Parietal bone

Frontal Bone

Answer

Correct Answer: Parietal bone

Note: This Question is unanswered, help us to find answer for this one

1725. The skeleton is constructed of two types of tissue, ________.

Bone and cartilage

Bone and joint

A and bonly

B only

Answer

Correct Answer: Bone and cartilage

Note: This Question is unanswered, help us to find answer for this one

1726. The right ventricle is to the pulmonary trunk as the left ventricle is to the ___________.

Aorta

Trunk

Ventricle

Answer

Correct Answer: Aorta

Note: This Question is unanswered, help us to find answer for this one

1727. The right lymphatic duct drains ________.

The right side of the body

The right side of the head and thorax, and the right upper extremity

The right side of the head and thorax, the entire abdomen, the right upper extremity, and both lower extremities

The head, thorax, and right upper extremity

Answer

Correct Answer: The right side of the head and thorax, the entire abdomen, the right upper extremity, and both lower extremities

Note: This Question is unanswered, help us to find answer for this one

1728. The right hand and wrist of an adult has __________ bones.

Answer

Correct Answer: 27

Note: This Question is unanswered, help us to find answer for this one

1729. The ribs are _____ to the sternum

Posterior

. superior

Proximal.

Letral

Answer

Correct Answer: Letral

Note: This Question is unanswered, help us to find answer for this one

1730. The respiratory mucosa is made up of ________.

Ciliated columnar epithelium

The lining of the trachea

Enzymes

Answer

Correct Answer: Ciliated columnar epithelium

Note: This Question is unanswered, help us to find answer for this one

1731. The renal medulla is composed of _, whereas the renal cortex is composed of _.

Glomerulus and glomerular capsule.

Glomerulus and renal tubule.

Glomerular capsule and renal tubule.

Renal tubule and collecting tubule

Answer

Correct Answer: Glomerulus and glomerular capsule.

Note: This Question is unanswered, help us to find answer for this one

1732. The receiving end of a neuron is the __________.

Dendrite

Neuroglial cells

Bulbs

Answer

Correct Answer: Dendrite

Note: This Question is unanswered, help us to find answer for this one

1733. The pulmonary veins travel from the to the .

Lungs to theright atrium

Lungs to the left atrium

Kidney to the right atrium

KIDNEY to the left atrium

Answer

Correct Answer: Lungs to the left atrium

Note: This Question is unanswered, help us to find answer for this one

1734. The pubic area is ________ to the gluteal region.

Superior

Lateral

Proximal

Answer

Correct Answer: Anterior

Note: This Question is unanswered, help us to find answer for this one

1735. The process of facilitated transport for absorbing nutrients _____.

Requires a specific carrier.

Takes place in the large intestine

Is also known as endocytosis

Answer

Correct Answer: Requires a specific carrier.

Note: This Question is unanswered, help us to find answer for this one

1736. The prime mover of wrist extension is the __________.

Adductor magnus

Gracilis

Gluteus maximus

Pectineus

Answer

Correct Answer: Gluteus maximus

Note: This Question is unanswered, help us to find answer for this one

1737. The nervous system is defined as________.

A complex network of cells that carries information to and from all parts of the body.

A specialized cell that makes up the brain and nervous system

All nerves and neurons that are not contained in the brain and spinal cord but that

Run throughout the body itself

A gland located in the brain that secretes human growth hormone

Answer

Correct Answer: A complex network of cells that carries information to and from all parts of the body.

Note: This Question is unanswered, help us to find answer for this one

1738. The nerves that make up the spinal cord carry commands between the __________ and the brain.

Peripheral nerves

Spinal nerves

Motor nerves

Cranial nerves

Answer

Correct Answer: Spinal nerves

Note: This Question is unanswered, help us to find answer for this one

1739. The nucleotides in the backbone of dna are held together by ________ bonds.

Phosphodiester.

Peptide.

Hydrogen.

Glycosidic

Answer

Correct Answer: Phosphodiester.

Note: This Question is unanswered, help us to find answer for this one

1740. The nucleotides for assembling mrna are found ________.

Free in the nucleus

TRNA

Polypeptide chain / proteins

Answer

Correct Answer: Free in the nucleus

Note: This Question is unanswered, help us to find answer for this one

1741. The nose serves all the following functions except ________.

Warming and humidifying the air

Cleansing the air

As a passageway for air movement

As the direct initiator of the cough reflex

Answer

Correct Answer: As the direct initiator of the cough reflex

Note: This Question is unanswered, help us to find answer for this one

1742. The nervous system is the body's ____ network

Communication

Spinal chord

Autonomic

Somatic

Answer

Correct Answer: Communication

Note: This Question is unanswered, help us to find answer for this one

1743. The nerves going to the upper limbs join the spinal cord at the ________ region.

Cervical

Pia mater

Epidural

Answer

Correct Answer: Cervical

Note: This Question is unanswered, help us to find answer for this one

1744. The nephron loop, or loop of henle, is indicated by ________.

Label J

Label A

Label K

Label C

Answer

Correct Answer: Label J

Note: This Question is unanswered, help us to find answer for this one

1745. The nephron is responsible for maintaining _______.

Acid-base balance in the body

Electrolyte balance in the body

Fluid balance in the body

All

Answer

Correct Answer: All

Note: This Question is unanswered, help us to find answer for this one

1746. The neck is a __________.

First class lever

Second class lever

Third class lever

Fourth class lever

Answer

Correct Answer: First class lever

Note: This Question is unanswered, help us to find answer for this one

1747. The nasal cavity, pharynx, and larynx constitute the ________ portion of the airway.

Conducting

Exchange

Respiratory

Sinus

Primary

Answer

Correct Answer: Respiratory

Note: This Question is unanswered, help us to find answer for this one

1748. The function of the basilar membrane is most similar to that of the _____ in vision.

Retina.

Eyebrow

Ear

Eye

Answer

Correct Answer: Retina.

Note: This Question is unanswered, help us to find answer for this one

1749. The function of the _______ is to carry information to and from all parts of the body.

Nervous System

The brain and spinal cord

Neuron

Answer

Correct Answer: Nervous System

Note: This Question is unanswered, help us to find answer for this one

1750. The free-flowing blood located in the middle of a blood vessel is called _______.

Gradient flow

Lumen flow

Laminar flow

Friction flow

Answer

Correct Answer: Laminar flow

Note: This Question is unanswered, help us to find answer for this one

1751. The force of moves sodium ions the axon

Diffusion; into

Effusion; into

Contraction;into

Answer

Correct Answer: Diffusion; into

Note: This Question is unanswered, help us to find answer for this one

1752. The foramen magnum is a feature of the __________ bone.

Clavicle

Left parietal

Right parietal

Occipital

Answer

Correct Answer: Occipital

Note: This Question is unanswered, help us to find answer for this one

1753. The first step in the olfactory process is __________.

When an odorant dissolves in the olfactory mucus fluid

Olfactory information is relayed directly to the hypothalamus and limbic system.

A reduction in ability to identify sour and bitter foods

Answer

Correct Answer: When an odorant dissolves in the olfactory mucus fluid

Note: This Question is unanswered, help us to find answer for this one

1754. The figure above shows a nephron. filtration takes place in the structure labeled _____.

Answer

Correct Answer: A

Note: This Question is unanswered, help us to find answer for this one

1755. The fibula ______.

Helps stabilize the ankle joint

Articulates with the temporal bone

Seat of the sella turcia

Answer

Correct Answer: Helps stabilize the ankle joint

Note: This Question is unanswered, help us to find answer for this one

1756. The fibrous skeleton of the heart is important because it ______.

Forces electrical activity to be conducted through the AV node

Gives attachment to the myocardium above and below.

Both

Answer

Correct Answer: Both

Note: This Question is unanswered, help us to find answer for this one

1757. The fibrous skeleton of the heart functions in all of these ways except in __________.

Causing direct spread of electrical impulses from the atria to the ventricles

Preventing eversion of the valves into the atria

Superior and inferior vena cava and the coronary sinus

Answer

Correct Answer: Causing direct spread of electrical impulses from the atria to the ventricles

Note: This Question is unanswered, help us to find answer for this one

1758. The fibrous connective tissue that forms the framework of all tissues in the body is __________.

BONE

MUSSCLE

A AND B

Answer

Correct Answer: BONE

Note: This Question is unanswered, help us to find answer for this one

1759. The femoral region is ________ to the plantar region.

Superior.

Lateral.

Anterior.

Proximal

Answer

Correct Answer: Proximal

Note: This Question is unanswered, help us to find answer for this one

1760. The external urethral sphincter is under ___________ control.

Voluntary

Conscious

Involuntary

Somatic

Answer

Correct Answer: Voluntary
Somatic

Note: This question has more than 1 correct answers

Note: This Question is unanswered, help us to find answer for this one

1761. The external iliac vein ________.

Receives venous blood from the lower extremity

Receives venous blood from the upper extremity

None

Answer

Correct Answer: Receives venous blood from the lower extremity

Note: This Question is unanswered, help us to find answer for this one

1762. The external carotid artery serves the skin and muscles of the head and ________.

Nose

Neck

Kidney

Answer

Correct Answer: Neck

Note: This Question is unanswered, help us to find answer for this one

1763. The ethmoid bone is composed of all of the following except the ________.

Superior nasal concha

Crista galli

Cribriform plate

Inferior nasal concha

Answer

Correct Answer: Inferior nasal concha

Note: This Question is unanswered, help us to find answer for this one

1764. The epidermis __________.

Composed of keratinized

Stratified squamous epithelium.

Both

Answer

Correct Answer: Both

Note: This Question is unanswered, help us to find answer for this one

1765. The ear is _______ to the eye.

Top orientation

Medial orientation

Right orientation

Answer

Correct Answer: Medial orientation

Note: This Question is unanswered, help us to find answer for this one

1766. The duct system of the male reproductive system does not include the ________.

Corpus spongiosum

Interstitial endocrine cells

Undescended testes

Answer

Correct Answer: Corpus spongiosum

Note: This Question is unanswered, help us to find answer for this one

1767. The constellation of severe diabetic effects occurs because ________ .

Capillaries are damaged

They secrete chemical signals

To excite

Answer

Correct Answer: Capillaries are damaged

Note: This Question is unanswered, help us to find answer for this one

1768. The __________ receives information from the visual and auditory senses.

Forebrain

Midbrain

Hindbrain

Brainstem

Answer

Correct Answer: Hindbrain

Note: This Question is unanswered, help us to find answer for this one

1769. The ________ surface of the human body faces forward.

Ventral

Distal

Lateral

Answer

Correct Answer: Ventral

Note: This Question is unanswered, help us to find answer for this one

1770. Features visible on the surface of the lung include all of these except __________.

Visceral pleura

Parietal pleura

Fissures

Lobes

Answer

Correct Answer: Parietal pleura

Note: This Question is unanswered, help us to find answer for this one

1771. Every hormone __________.

Control whole-body activities

Acts as a signal between cells

Are specific receptors

Answer

Correct Answer: Acts as a signal between cells

Note: This Question is unanswered, help us to find answer for this one

1772. Effects caused by stimulation of the parasympathetic division include __________.

Contraction of smooth muscle of bladder

Increased motility of digestive organs

All

Answer

Correct Answer: All

Note: This Question is unanswered, help us to find answer for this one

1773. Brain cells can absorb glucose without insulin stimulation. this makes brain cells ______________.

Insulin independent

Red blood cells

Melatonin

Answer

Correct Answer: Insulin independent

Note: This Question is unanswered, help us to find answer for this one

1774. An example of a syndesmosis that is amphiarthrotic, allowing relatively more movement, is ______.

He joints between ribs 2-7 and the sternum

The joint between the first rib and the sternum

The interosseous membrane between the radius and ulna

The distal tibiofibular joint

Teeth in their bony sockets

Answer

Correct Answer: The interosseous membrane between the radius and ulna

Note: This Question is unanswered, help us to find answer for this one

1775. An agonist for elbow flexion is , whereas the is an antagonist to this movement.

Triceps brachii,

Brachialis deltoid,

Biceps brachii- ticeps brachii

Triceps brachii brachioradialis, deltoid

Answer

Correct Answer: Biceps brachii- ticeps brachii

Note: This Question is unanswered, help us to find answer for this one

1776. All of the following processes are functions of the urinary system except __________.

Production of urine

Production of urea

Secrete excess albumin

Answer

Correct Answer: Production of urea

Note: This Question is unanswered, help us to find answer for this one

1777. The most superior part of the spinal cord is the ____________ part.

Cervical

Epidural

Ipsilateral

Answer

Correct Answer: Cervical

Note: This Question is unanswered, help us to find answer for this one

1778. The multiple functions of the muscular system are performed by ______________type(s) of muscle:

Answer

Correct Answer: 2

Note: This Question is unanswered, help us to find answer for this one

1779. The movement of a limb away from the midline is ______.

Abduction

Adduction

Flexion.

Extension

Answer

Correct Answer: Abduction

Note: This Question is unanswered, help us to find answer for this one

1780. The motor division of the autonomic nervous system has ___________neuron(s) in each pathway.

Two

One

Three

Answer

Correct Answer: Two

Note: This Question is unanswered, help us to find answer for this one

1781. The most important nerve of the cervical plexus is the ______ nerve.

The phrenic

Lumbar

Brachial

Answer

Correct Answer: The phrenic

Note: This Question is unanswered, help us to find answer for this one

1782. The milk-producing glands within the mammary glands are called the __________ glands.

Alveolar

Placenta

Relaxin

Answer

Correct Answer: Alveolar

Note: This Question is unanswered, help us to find answer for this one

1783. The majority of whole blood is __________.

Erythrocytes

Leukocytes

Plasma

Platelets

Answer

Correct Answer: Plasma

Note: This Question is unanswered, help us to find answer for this one

1784. The major regions of a hair shaft include all of the following except ________.

Medulla.

Cortex.

Cuticle.

External root sheath

Answer

Correct Answer: External root sheath

Note: This Question is unanswered, help us to find answer for this one

1785. The main function of the pharynx is _______.

Moving food through the body

Transporting air through the body

Both A and B

Neither A nor B

Answer

Correct Answer: Both A and B

Note: This Question is unanswered, help us to find answer for this one

1786. The lymphoid tissues that trap and remove bacteria that enter the throat are indicated by ________.

Label A

Label C

Label B

Answer

Correct Answer: Label A

Note: This Question is unanswered, help us to find answer for this one

1787. The lymphatic system consists of lymphatic vessels, lymphatic tissue, lymph nodes, ________.

Spleen, and thymus

Lymphocytes and Humoral

Tonsils and adenoid

A and C

Answer

Correct Answer: A and C

Note: This Question is unanswered, help us to find answer for this one

1788. The liver performs all of the following functions except __________.

Producing insulin and glucagon

Glutamic acid

Beta oxidation.

Glycogenesis

Answer

Correct Answer: Producing insulin and glucagon

Note: This Question is unanswered, help us to find answer for this one

1789. The liver lies __________ to the intestines.

Superior

Proximal

Lateral

Vertebra

Answer

Correct Answer: Lateral

Note: This Question is unanswered, help us to find answer for this one

1790. The limbic system links the ________.

The endocrine and autonomic nervous systems.

The respirstory and autonomic nervous systems.

The endocrine and nervous systems

Answer

Correct Answer: The endocrine and autonomic nervous systems.

Note: This Question is unanswered, help us to find answer for this one

1791. The light-dependent reactions synthesize nadph and oxygen using _________ process(es).

Oxidation and reduction

Hydration and reduction

Oxidation only

Reduction only

Answer

Correct Answer: Oxidation and reduction

Note: This Question is unanswered, help us to find answer for this one

1792. The left lung differs from the right in that the left lung has ________.

A wider and more vertical primary bronchus

A cardiac notch

Three lobes

An oblique fissure

Answer

Correct Answer: A cardiac notch

Note: This Question is unanswered, help us to find answer for this one

1793. The juxtamedullary nephrons ________.

Have a nephron loop that penetrates deep into the renal medulla, and play an important role in concentrating urine

Nephron loop (a.k.a loop of henle) includes descending limb and ascending limb

Proximal convoluted tubule

Answer

Correct Answer: Have a nephron loop that penetrates deep into the renal medulla, and play an important role in concentrating urine

Note: This Question is unanswered, help us to find answer for this one

1794. The joints in the fingers are __________.

Pivot joints

Saddle joints

Condyloid joints

Answer

Correct Answer: Condyloid joints

Note: This Question is unanswered, help us to find answer for this one

1795. The joint between the tooth and bone is called the __________.

Gomphosis

Fixed

Hings

Answer

Correct Answer: Gomphosis

Note: This Question is unanswered, help us to find answer for this one

1796. The inward-pulling force of particles in the vascular fluid is called _____ pressure.

Capillary hydrostatic

Interstitial osmotic

Capillary osmotic

Interstitial hydrostatic

Answer

Correct Answer: Capillary osmotic

Note: This Question is unanswered, help us to find answer for this one

1797. The insula is considered to be part of the ________.

Cerebrum

Thalamus

Hypothalamus

Answer

Correct Answer: Cerebrum

Note: This Question is unanswered, help us to find answer for this one

1798. The infraspinatus muscle is included in the __________ muscles.

Rotator cuff.

Anterior pituitary

Shoulder joint

Answer

Correct Answer: Rotator cuff.

Note: This Question is unanswered, help us to find answer for this one

1799. The hypothalamus controls the posterior pituitary by way of __________.

Neuroendocrine reflexes

Neuroendocrine

Anterior pituitary

Answer

Correct Answer: Neuroendocrine reflexes

Note: This Question is unanswered, help us to find answer for this one

1800. The hip joint is an example of a __________.

Pivot joint

Synovial joint.

Axial

Answer

Correct Answer: Pivot joint

Note: This Question is unanswered, help us to find answer for this one

1801. The hip joint is a good example of a(n) ________ synovial joint.

Multiaxial

Nonaxial

Uniaxial

Biaxial

Answer

Correct Answer: Multiaxial

Note: This Question is unanswered, help us to find answer for this one

1802. The hepatic portal vein collects blood from the gi tract and conducts it to the ____.

Hepatic vein

Pancreas

Liver

Spleen

Heart

Answer

Correct Answer: Liver

Note: This Question is unanswered, help us to find answer for this one

1803. The heart is located in a subdivision of the thorax called the ________.

Mediastinum

Fibrous pericardium

Epicardium

Answer

Correct Answer: Mediastinum

Note: This Question is unanswered, help us to find answer for this one

1804. The medulla is considered part of the brain rather than the spinal cord because it ____.

Developed later in evolution

Is contained in the skull

Develops from a separate group of neurons

Is composed only of interneurons

Answer

Correct Answer: Is contained in the skull

Note: This Question is unanswered, help us to find answer for this one

1805. The median cubital vein is located in the ________ space.

Inner part of the elbow

Connecting the cephalic and basilic veins

A anb b

None

Answer

Correct Answer: A anb b

Note: This Question is unanswered, help us to find answer for this one

1806. Moving a limb to the body is _ whereas moving a limb away from the body is ______.

Flexion; contraction

Extension; flexion

Contraction; extension

Flexion; extension

Answer

Correct Answer: Flexion; extension

Note: This Question is unanswered, help us to find answer for this one

1807. Most of the absorption of nutrients (besides water) takes place in the ________.

Small intestine

Large intestine

Alveoli

Answer

Correct Answer: Small intestine

Note: This Question is unanswered, help us to find answer for this one

1808. Low blood pressure stimulates the release of _____ from the adrenal glands.

Aldosterone

Haemorrhage

A AND B

Answer

Correct Answer: Aldosterone

Note: This Question is unanswered, help us to find answer for this one

1809. In response to stimuli from the sympathetic nervous system, the arrector pili ________.

Are responsible for goose bumps

Stratum basale

Source of blood vessels in the epidermis

Answer

Correct Answer: Are responsible for goose bumps

Note: This Question is unanswered, help us to find answer for this one

1810. Cortisol production occurs in the and is stimulated by .

Adrenal cortex;acth

Adrenal cortex;glucagon

Pituitary gland; hypothalmus

Answer

Correct Answer: Adrenal cortex;acth

Note: This Question is unanswered, help us to find answer for this one

1811. Compared to the effects of nervous system, the effects of the endocrine system __________.

Last longer

Small period

Depend on condition

Answer

Correct Answer: Last longer

Note: This Question is unanswered, help us to find answer for this one

1812. Compared to nerve action potentials, muscle action potentials do not have __________.

Greater resting potentials

Slower propagation

Faster propagation

Longer duration

Answer

Correct Answer: Faster propagation

Note: This Question is unanswered, help us to find answer for this one

1813. Both _ and _ play a part in returning venous blood to the heart.

Contractions of surrounding skeletal muscles; one-way valves in veins

Carries blood away from the heart;blood pressure in systemic arteries is highest

Left atrioventricular valve; aortic valve

Answer

Correct Answer: Contractions of surrounding skeletal muscles; one-way valves in veins

Note: This Question is unanswered, help us to find answer for this one

1814. Bending at the neck to look up at the starts would ________ the neck.

Hyperextend.

Hyperflex.

Flex.

Extend

Laterally flex

Answer

Correct Answer: Hyperextend.

Note: This Question is unanswered, help us to find answer for this one

1815. Sympathetic nerve activity would cause all of the following responses except __________.

Increased sweating

Increased stomach motility

Increased heart rate

Increased respiratory rate

Answer

Correct Answer: Increased stomach motility

Note: This Question is unanswered, help us to find answer for this one

1816. Refer to the illustration. blood in chamber 1 _________________.

Is full of oxygen

The pulmonary arteries.

The right atrium

Answer

Correct Answer: Is full of oxygen

Note: This Question is unanswered, help us to find answer for this one

1817. Muscles are named based on all the criteria below except ________.

Color of the muscle.

External oblique

The location of their origin

Answer

Correct Answer: Color of the muscle.

Note: This Question is unanswered, help us to find answer for this one

1818. The sleep debt is the result of ________.

Insufficient sleep on chronic basis

High levels of sensory awareness

Both

None of these

Answer

Correct Answer: Insufficient sleep on chronic basis

Note: This Question is unanswered, help us to find answer for this one

1819. The descending limb of the nephron loop ________.

Is not permeable to water

Is freely permeable to sodium and urea

Pulls water by osmosis into the lumen

Contains fluid that becomes more concentrated as it moves down into medulla

Answer

Correct Answer: Contains fluid that becomes more concentrated as it moves down into medulla

Note: This Question is unanswered, help us to find answer for this one

1820. The pressure in the left source beaker simulates _______.

Blood pressure

Glomerular hydrostatic pressure

Osmotic pressure

Capsular pressure

Answer

Correct Answer: Blood pressure

Note: This Question is unanswered, help us to find answer for this one

1821. The presence of chemical groups makes carbohydrates .

Hydroxyl;polar

Hydroxyl;non-polar

Carbonyl;polar

Carbonyl;non-polar

Answer

Correct Answer: Hydroxyl;polar

Note: This Question is unanswered, help us to find answer for this one

1822. The diffusion of water across a tubule is driven by differences in ________ across the membrane.

Osmolarity

Partial pressure

Active transport

Passive transport

Answer

Correct Answer: Osmolarity

Note: This Question is unanswered, help us to find answer for this one

1823. The cross bridge cycle starts when _________

Ca2+ from the sarcoplasmic reticulum binds to tropomyosin

ATP binds to troponin and is hydrolyzed to ADP and Pi

Ca2+ from the sarcoplasmic reticulum binds to troponin

Acetylcholine diffuses away from the synaptic cleft

Answer

Correct Answer: Ca2+ from the sarcoplasmic reticulum binds to troponin

Note: This Question is unanswered, help us to find answer for this one

1824. Cardiac function curves plot against .

Stroke volume : end-systolic volume

Heart rate : end-diastolic volume

Heart rate : end-systolic volume

Stroke volume : end-diastolic volume

Answer

Correct Answer: Stroke volume : end-diastolic volume

Note: This Question is unanswered, help us to find answer for this one

1825. The small increase in ventricular pressure observed late in diastole is caused by ________.

Atrial Contraction

Atrial Relaxation

Ventricular Contraction

Ventricular Relaxation

Answer

Correct Answer: Atrial Contraction

Note: This Question is unanswered, help us to find answer for this one

1826. The somatic and autonomic nervous systems differ in all of the following except ________.

Their efferent pathways and ganglia

Their effectors

Target organ responses to their neurotransmitters

Regulation of activity by higher brain centers

Answer

Correct Answer: Regulation of activity by higher brain centers

Note: This Question is unanswered, help us to find answer for this one

1827. The primary reason steroid hormones usually act slowly is that _____.

They turn genes on or off and it takes time for gene products to build up or become depleted

Association with a cell's plasma membrane

Epinephrine and oxytocin

None of these

Answer

Correct Answer: They turn genes on or off and it takes time for gene products to build up or become depleted

Note: This Question is unanswered, help us to find answer for this one

1828. The point at which a nerve ending and skeletal fiber meet is called a(n) ______.

Connective point

Neuromuscular junction

Synovial joint

Neuronal junction

Answer

Correct Answer: Neuromuscular junction

Note: This Question is unanswered, help us to find answer for this one

1829. The infraspinatus inserts on the ____________ of the humerus.

Greater tubercle of of the humerus

Lesser tubercle of of the humerus

Caranoid process

None of these

Answer

Correct Answer: Greater tubercle of of the humerus

Note: This Question is unanswered, help us to find answer for this one

1830. Sympathetic responses generally are widespread because ________.

NE and epinephrine are secreted into the blood as part of the sympathetic response

Inactivation of acetylcholine is fairly slow

Preganglionic fibres are long

None of these

Answer

Correct Answer: NE and epinephrine are secreted into the blood as part of the sympathetic response

Note: This Question is unanswered, help us to find answer for this one

1831. Sperm become capable of movement while in the _____

Seminiferous tubules

Vas deferens

Ejaculatory ducts

Epididymis

Answer

Correct Answer: Epididymis

Note: This Question is unanswered, help us to find answer for this one

1832. The brachialis muscle is located __________ to the biceps brachii muscle.

Deep

Above

Right

Left

Answer

Correct Answer: Deep

Note: This Question is unanswered, help us to find answer for this one

1833. The ________ forms synapses, or junctions, with other neurons or effector cells.

Axon hillock

Axon terminal

Synaptic cleft

Initial segment

Answer

Correct Answer: Axon terminal

Note: This Question is unanswered, help us to find answer for this one

1834. The has a landmark called the , which marks the course of the radial nerve

Humerus; radial groove

Synovial; periodontal

Rotation; gliding

All of these

Answer

Correct Answer: Humerus; radial groove

Note: This Question is unanswered, help us to find answer for this one

1835. High-density lipoproteins function in lipid transport by ________.

Picking up cholesterol from dying cells and other sources for delivery to other lipoproteins and the liver for disposal

Delivering cholesterol to target cells throughout the body

Slowly carrying newly synthesizedfats from the liver to various body cells

Moving newly absorbed dietaryfat through the intestinal wall

Answer

Correct Answer: Picking up cholesterol from dying cells and other sources for delivery to other lipoproteins and the liver for disposal

Note: This Question is unanswered, help us to find answer for this one

1836. The binding of to a nicotinic receptor of a muscle fiber will it.

Acetylcholine; excite

Hypothalamus; excite

Excite; hypothalamus

Acetylcholine; hypothalamus

Answer

Correct Answer: Acetylcholine; excite

Note: This Question is unanswered, help us to find answer for this one

1837. The pseudostratified ciliated columnar epithelium of the trachea ________.

Produces mucus to trap dust particle

Bacteria

Debris

All of these

Answer

Correct Answer: All of these

Note: This Question is unanswered, help us to find answer for this one

1838. A prostaglandin is a type of ____________, which is a type of lipid.

Steroids

Eicosanoid

Leukotrienes

Protein

Answer

Correct Answer: Eicosanoid

Note: This Question is unanswered, help us to find answer for this one

1839. Most electrolyte reabsorption by the renal tubules is ________.

Not limited by a transport maximum

In the distal convoluted tubule

Hormonally controlled in distal tubule segments

Accomplished after the nephron loop is reached

Answer

Correct Answer: Hormonally controlled in distal tubule segments

Note: This Question is unanswered, help us to find answer for this one

1840. Beyond 40% of vo2max, stroke volume ________ in response to an increase in exercise intensity

Increases

Decreases

Stay constant

None of the above

Answer

Correct Answer: Increases

Note: This Question is unanswered, help us to find answer for this one

1841. There are two brachiocephalic veins and ________ brachiocephalic artery (or arteries).

Answer

Correct Answer: 1

Note: This Question is unanswered, help us to find answer for this one

1842. The sympathetic chain of ganglia is found at the __________ levels of the spinal cord.

Thoracic and lumbar

Thoracic, lumbar and sacral

Sacral, lumbar and coccygeal

Cervical, thoracic, lumbar, sacral, and coccygeal

Answer

Correct Answer: Cervical, thoracic, lumbar, sacral, and coccygeal

Note: This Question is unanswered, help us to find answer for this one

1843. The elbow joint is a _______ synovial joint.

Hinge

Pivot

Plane

None of the above

Answer

Correct Answer: Hinge

Note: This Question is unanswered, help us to find answer for this one

1844. Summation of epsps and ipsps occurs at the _____ of the neuron.

Dendrites

Trigger zone

Nodes of Ranvier

Axon terminals

Answer

Correct Answer: Trigger zone

Note: This Question is unanswered, help us to find answer for this one

1845. A reflex arc always includes a(n) __________.

Efferent axon

Afferent axon

Sensory receptor

A reflex arc always includes all of these structures

Answer

Correct Answer: A reflex arc always includes all of these structures

Note: This Question is unanswered, help us to find answer for this one

1846. A hepatic triad consists of __________.

The right, left, and common hepatic ducts

The common hepatic duct, cystic duct, and bile duct

The hepatic portal vein and two hepatic ducts  

A bile ductule, a branch of the hepatic artery, and a branch of the hepatic portal vein

Answer

Correct Answer: A bile ductule, a branch of the hepatic artery, and a branch of the hepatic portal vein

Note: This Question is unanswered, help us to find answer for this one

1847. __________ is/are found in compact bone, but not spongy bone.

Central canals

Osteocytes

Lamellae

Endosteum

Answer

Correct Answer: Central canals

Note: This Question is unanswered, help us to find answer for this one

1848. The infundibulum is a ___________.

Portal system between the hypothalamus and the pituitary gland

Bulky nucleus composed of the paraventricular nucleus and the supraoptic nucleus

Depression of the sphenoid bone that protects the pituitary gland

Projection of the hypothalamus from which the pituitary gland hangs

Answer

Correct Answer: Projection of the hypothalamus from which the pituitary gland hangs

Note: This Question is unanswered, help us to find answer for this one

1849. _ function in humoral immunity, while _ function in cell-mediated immunity.

Monocytes, basophils

B-cell , T- cell

Cytotoxic T,suppressor T

NK,B

Answer

Correct Answer: B-cell , T- cell

Note: This Question is unanswered, help us to find answer for this one

1850. The tunica media consists of ________.

Collagen fibers surrounding the vessel exterior

Endothelium and the subendothelial layer

Smooth muscle and elastic fibers

None of the above

Answer

Correct Answer: Smooth muscle and elastic fibers

Note: This Question is unanswered, help us to find answer for this one

1851. The layer of photoreceptors and other neurons at the back of the eye is called the _____________.

Iris

Retina

Cochlea

Optic nerve

Answer

Correct Answer: Retina

Note: This Question is unanswered, help us to find answer for this one

1852. Oxygen molecules bind ___________________ of the hemoglobin.

Neither to the heme nor to the globin region

Specifically to the globin region

Either to the heme or the globin region

Specifically to the heme region

Answer

Correct Answer: Specifically to the heme region

Note: This Question is unanswered, help us to find answer for this one

1853. Ldls contain _______.

Protein

Cholesterol and protein

Cholesterol

Cholesterol, protein and steroid hormones

Answer

Correct Answer: Cholesterol and protein

Note: This Question is unanswered, help us to find answer for this one

1854. The sleep?wake cycle typically follows a 24-hour cycle and is regulated by the __________.

Cerebellum.

Frontal lobe.

Pituitary gland.

All of these

Answer

Correct Answer: Frontal lobe.

Note: This Question is unanswered, help us to find answer for this one

1855. When an ectopic pacemaker leads to an extrasystole, the ______.

SA node has to increase its rate of activity in order to keep up with the ectopic pacemaker's activity

SA node has to decrease its rate of activity in order to allow the ectopic pacemaker's activity to set the pace

Ventricles contract without any significant force

Ventricles contract before the atria contract

Answer

Correct Answer: Ventricles contract before the atria contract

Note: This Question is unanswered, help us to find answer for this one

1856. The capillaries that nourish the epithelium and absorb digested nutrients lie in the ________.

Muscularis mucosae

Serosa

Adventitia

Lamina propria

Answer

Correct Answer: Lamina propria

Note: This Question is unanswered, help us to find answer for this one

1857. The pelvic girdle does not include the ________.

Femur.

Pubis.

Ischium.

Ilium

Answer

Correct Answer: Femur.

Note: This Question is unanswered, help us to find answer for this one

1858. The layer of the heart wall that receives the stimulus from letter e is called the ________.

Pulmonary

Microcirculation

P wave

Femoral artery

Myocardium

Answer

Correct Answer: Myocardium

Note: This Question is unanswered, help us to find answer for this one

1859. Of all the flexor muscles of the forearm, the __________ is the shortest.

Pronator teres

Flexor carpi radialis longus

Flexor ulnaris

Flexor digitorum superficialis

Answer

Correct Answer: Pronator teres

Note: This Question is unanswered, help us to find answer for this one

1860. Myelinated fibers (tracts) form matter while unmyelinated fibers form matter.

Sensory, motor

Gray, white

Motor, sensory

White, gray

Answer

Correct Answer: White, gray

Note: This Question is unanswered, help us to find answer for this one

1861. A polysynaptic reflex has at least ________ in the reflex pathway.

Three neurons

Two neurons

Two synapses

One synapse

Two synapses and three neurons

Answer

Correct Answer: Two synapses and three neurons

Note: This Question is unanswered, help us to find answer for this one

1862. The frequency of cystitis in men is lower than in women because ______.

The external urethral sphincter in men is usually closed

The internal urethral sphincter in men is usually closed

The pH of a man's urine is usually more acidic than a woman's urine

The male urethra is longer than the female urethra

Answer

Correct Answer: The male urethra is longer than the female urethra

Note: This Question is unanswered, help us to find answer for this one

1863. The region of thin filaments only that is part of two adjacent sarcomeres is the ______.

I band

The sarcomere is fully contracted

Neuromuscular junction

Sarcomere

Elasticity

Answer

Correct Answer: I band

Note: This Question is unanswered, help us to find answer for this one

1864. The extensor muscles of the upper limb lie almost exclusively in the ________ region of that limb.

Posterior

Lateral

Medial

Answer

Correct Answer: Posterior

Note: This Question is unanswered, help us to find answer for this one

1865. Skeletal muscle produces force as the ""walk"" along the .

Smooth

Myosin heads; actin

Leg muscles

Neuromuscular junction

Answer

Correct Answer: Myosin heads; actin

Note: This Question is unanswered, help us to find answer for this one

1866. A food that has a high glycemic index (gi) produces a ____.

They stimulate the conversion of glycogen to glucose.

0.75-1.5 g/kg/hour beginning immediately after exercise

Rapid rise in both blood glucose and insulin concentrations

Immediately trapped by the liver and converted to glucose

Answer

Correct Answer: Rapid rise in both blood glucose and insulin concentrations

Note: This Question is unanswered, help us to find answer for this one

1867. The axillary region is ________ to the sternum.

Superior.

Lateral.

Anterior.

Proximal

Answer

Correct Answer: Lateral.

Note: This Question is unanswered, help us to find answer for this one

1868. The transversus abdominus muscle is innervated by the __________.

Left scapular nerve

Intercostals nerves

Thoracic nerve

Inguinal nerve

Answer

Correct Answer: Intercostals nerves

Note: This Question is unanswered, help us to find answer for this one

1869. The sternal region is ________ to the scapular region.

Superior.

Lateral.

Anterior.

Proximal

Answer

Correct Answer: Anterior.

Note: This Question is unanswered, help us to find answer for this one

1870. The kidneys are stimulated to produce renin ________.

When the peritubular capillaries are dilated

When the pH of the urine decreases

By a decrease in the blood pressure

When the specific gravity of urine rises above 1.10

Answer

Correct Answer: By a decrease in the blood pressure

Note: This Question is unanswered, help us to find answer for this one

1871. The kidney does all of the following except __________.

Help stabilize blood pH

Regulate blood volume

Regulate plasma electrolytes

Secrete excess albumin

Answer

Correct Answer: Secrete excess albumin

Note: This Question is unanswered, help us to find answer for this one

1872. The deltoid muscle fibers are separated into __________.

Superficial and deep anterior

Middle, and posterior superior

Middle, and inferior

Anterior, middle, and posterior

Answer

Correct Answer: Anterior, middle, and posterior

Note: This Question is unanswered, help us to find answer for this one

1873. The filtration membrane includes all except ________.

Glomerular endothelium

Renal fascia

Basement membrane

Podocytes

Answer

Correct Answer: Renal fascia

Note: This Question is unanswered, help us to find answer for this one

1874. The brain consumes about half of the ________ circulating in the body.

Glucose

Fatty acids circulating in the body

Sodium

Oxygen

Answer

Correct Answer: Glucose

Note: This Question is unanswered, help us to find answer for this one

1875. The anatomical position is characterized by all of the following except ________.

Palms turned posteriorly

Thumbs pointed laterally

Arms at sides

Body erect

Answer

Correct Answer: Palms turned posteriorly

Note: This Question is unanswered, help us to find answer for this one

1876. Hepatocytes do not ________.

Store fat-soluble vitamins

Detoxify toxic chemicals

Process nutrients

Produce digestive enzymes

Answer

Correct Answer: Produce digestive enzymes

Note: This Question is unanswered, help us to find answer for this one

1877. Except for potassium ions, tubular secretion of most unwanted substances occurs in the ________.

Collecting duct

Proximal convoluted tubule

Distal convoluted tubule

Nephron loop

Answer

Correct Answer: Proximal convoluted tubule

Note: This Question is unanswered, help us to find answer for this one

1878. The majority of the fibers of the gluteus maximus insert onto the __________.

Ileotibial tract

Inferior border of the os coxae

Superior border of the os coxae

Gluteal tuberosity

Answer

Correct Answer: Ileotibial tract

Note: This Question is unanswered, help us to find answer for this one

1879. Drinking a liter of water will cause all these changes except __________.

A fall in the osmotic pressure of the ICF

Production of a hypoosmotic urine

A fall in the osmotic pressure of the ECF

ADH release

Answer

Correct Answer: ADH release

Note: This Question is unanswered, help us to find answer for this one

1880. Urinary incontinence may occur if a person has ______.

An internal urethral sphincter that is too frequently relaxed

An external urethral sphincter that is too frequently contracted

An overactive detrusor muscle -

All of the listed responses are correct

Answer

Correct Answer: An overactive detrusor muscle -

Note: This Question is unanswered, help us to find answer for this one

1881. The visceral pericardium is ________ to the parietal pericardium.

Lateral.

Medial.

Superficial.

Deep

Answer

Correct Answer: Deep

Note: This Question is unanswered, help us to find answer for this one

1882. The semitendinosus muscle lies ______________ to the semimembranosus muscle.

Deep

Posterior

Lateral

Answer

Correct Answer: Posterior

Note: This Question is unanswered, help us to find answer for this one

1883. Epinephrine and norepinephrine increase ion flow through ________ channels.

C a2+ only

Na+ only

K+ only

If only

If and Ca2+

Answer

Correct Answer: If and Ca2+

Note: This Question is unanswered, help us to find answer for this one

1884. Cognitive operations cannot occur without the _____ functioning

Pons

Medulla Oblongata

Reticular activating system

Cingulate gyrus

Answer

Correct Answer: Reticular activating system

Note: This Question is unanswered, help us to find answer for this one

1885. ________ interstitial osmolarity allows urine to be concentrated.

High cortex

Low cortex

Low medullary

High medullary

Answer

Correct Answer: High medullary

Note: This Question is unanswered, help us to find answer for this one

1886. are the largest of the lymphatic vessels, and they empty into the .

Aggregated lymphoid nodule

Collecting ducts; subclavian veins

Lymph nodes

Aiding in erythropoiesis of red blood cells

Answer

Correct Answer: Collecting ducts; subclavian veins

Note: This Question is unanswered, help us to find answer for this one

1887. ________ pathologies arise in the last endocrine gland in a reflex.

Half-life

Trophic hormone

Hypothalamus

Permissive

Primary

Answer

Correct Answer: Primary

Note: This Question is unanswered, help us to find answer for this one

1888. Arteries have compliance and resistance.

High : high

Low : low

High : low

Low : high

Zero : high

Answer

Correct Answer: Low : low

Note: This Question is unanswered, help us to find answer for this one

1889. Kidneys respond relatively ________ to changes in blood volume.

Slowly

Quickly

Both of these

None of these

Answer

Correct Answer: Slowly

Note: This Question is unanswered, help us to find answer for this one

1890. At the completion of supinator action, the palm is turned __________.

Anteriorly

Posteriorly

Laterally

Medially

Answer

Correct Answer: Anteriorly

Note: This Question is unanswered, help us to find answer for this one

1891. Triads in skeletal muscle fibers function in __________.

Sarcomere

Triad

Calcium ion release

Fiber

Answer

Correct Answer: Calcium ion release

Note: This Question is unanswered, help us to find answer for this one

1892. Large clusters of lymph nodes occur in all of the following locations except the ________.

Inguinal region

Cervical region

Axillary region

Lower extremities

Answer

Correct Answer: Lower extremities

Note: This Question is unanswered, help us to find answer for this one

1893. In addition to storage and mechanical breakdown of food, the stomach ________.

Is the first site where absorption takes place

Is the only place where fats are completely digested

Is the first site where chemical digestion of starch takes place

Initiates protein digestion and denatures proteins

Answer

Correct Answer: Initiates protein digestion and denatures proteins

Note: This Question is unanswered, help us to find answer for this one

1894. Hormones or paracrines that inhibit gastric secretion include ________.

Histamine

Gastrin

Secretin

ACh

Answer

Correct Answer: Secretin

Note: This Question is unanswered, help us to find answer for this one

1895. Excretion of dilute urine requires ________.

The presence of ADH

Transport of sodium and chloride ions out of the descending loop of Henle

Impermeability of the collecting tubule to water

Relative permeability of the distal tubule to water

Answer

Correct Answer: Impermeability of the collecting tubule to water

Note: This Question is unanswered, help us to find answer for this one

1896. Emotions influence autonomic reactions primarily through integration in the ________.

Inferior colliculus

Lateral horn of the spinal cord

Hypothalamus

Lateral geniculate of the thalamus

Answer

Correct Answer: Hypothalamus

Note: This Question is unanswered, help us to find answer for this one

1897. Dark adaptation ________

Is much faster than light adaptation

Primarily involves improvement of acuity and color vision

Involves accumulation of rhodopsin

Results in inhibition of rod function

Answer

Correct Answer: Involves accumulation of rhodopsin

Note: This Question is unanswered, help us to find answer for this one

1898. An example of an interosseus fibrous joint is ________.

The clavicle and the scapula at the distal ends

Between the vertebrae

The radius and ulna along its length

Between the humerus and the glenoid cavity

Answer

Correct Answer: The radius and ulna along its length

Note: This Question is unanswered, help us to find answer for this one

1899. When skeletal muscles lengthen, sarcomeres ______.

Shorten

Stay the same length

Lengthen

None of these

Answer

Correct Answer: Lengthen

Note: This Question is unanswered, help us to find answer for this one

1900. Your body's ""thermostat"" is called the _____.

Thyroid

Hypothalamus

Thalamus

Parathyroid

Answer

Correct Answer: Hypothalamus

Note: This Question is unanswered, help us to find answer for this one

1901. Within a normally functioning kidney, blood can be found in _____.

The vasa recta

Reabsorption

Filtration

None of these

Answer

Correct Answer: The vasa recta

Note: This Question is unanswered, help us to find answer for this one

1902. Without cortisol's permissive effect on ________, an animal would die.

Glucagon

Insulin

Thyroid hormone

Parathyroid hormone

Aldosterone

Answer

Correct Answer: Glucagon

Note: This Question is unanswered, help us to find answer for this one

1903. Transduction refers to conversion of ________.

Receptor energy to stimulus energy

Afferent impulses to efferent impulses

Presynaptic nerve impulses to postsynaptic nerve impulses

Stimulus energy into energy of a graded potential

Answer

Correct Answer: Stimulus energy into energy of a graded potential

Note: This Question is unanswered, help us to find answer for this one

1904. Tonsils have blind-ended structures called ________ that trap bacteria and particulate matter.

Tonsillar crypts

Germinal centers

Tonsillar corpuscles

Lymphoid follicles

Answer

Correct Answer: Tonsillar crypts

Note: This Question is unanswered, help us to find answer for this one

1905. There is essentially no absorption of _____ in the large intestine.

Fat

Water

Carbohydrates

None of these

Answer

Correct Answer: Carbohydrates

Note: This Question is unanswered, help us to find answer for this one

1906. The ventral rami of spinal nerves ________ form plexuses.

Dura mater, arachnoid mater, pia mater

Dorsal white columns and dorsal horns

C1 through T1 and L1 through S4

Serve the skin and muscles of the posterior body trunk

Answer

Correct Answer: C1 through T1 and L1 through S4

Note: This Question is unanswered, help us to find answer for this one

1907. The upper respiratory structures include the nose, the larynx, and the __________.

Expiration

Pharynx

False

Thyroid cartilage

Answer

Correct Answer: Pharynx

Note: This Question is unanswered, help us to find answer for this one

1908. The two heads of the biceps brachii muscle converge distally to insert on the __________.

Scapula

Ulnar notch

Radial tuberosity

Ulna

Answer

Correct Answer: Radial tuberosity

Note: This Question is unanswered, help us to find answer for this one

1909. The transcription of new messenger rna is a function of __________.

Pancreatic hormones

Catecholamines

Pituitary gland hormones

Posterior pituitary hormones

Steroid hormones

Answer

Correct Answer: Steroid hormones

Note: This Question is unanswered, help us to find answer for this one

1910. The thyroid hormone thyroxine ______.

Increases cartilage production in the epiphyseal plate

Stimulates osteoclasts

Stimulates replacement of cartilage with bone in the eiphyseal plate

Removes calcium from bone

Answer

Correct Answer: Stimulates replacement of cartilage with bone in the eiphyseal plate

Note: This Question is unanswered, help us to find answer for this one

1911. You are developing a new oral contraceptive pill; the hormones you will include are __________.

Myometrium

Progesterone and estrogen

Urethra

Follicular phase

Answer

Correct Answer: Progesterone and estrogen

Note: This Question is unanswered, help us to find answer for this one

1912. When digested, proteins are broken down into _____.

Amino acids

Benzoic acids

HCL acids

None of these

Answer

Correct Answer: Amino acids

Note: This Question is unanswered, help us to find answer for this one

1913. There are three phases of gastric secretion. the cephalic phase occurs ________.

Before food enters the stomach and is triggered by aroma, sight, or thought

Immediately after food enters the stomach, preparing the small intestine for the influx of a variety of nutrients

At the end of a large meal, and the juices secreted are powerful and remain in the GI tract for a long period of time

When the meal is excessively high in acids and neutralization is required

Answer

Correct Answer: Before food enters the stomach and is triggered by aroma, sight, or thought

Note: This Question is unanswered, help us to find answer for this one

1914. When the efferent arteriole constricts, _______.

Urine volume decreases

The back pressure in the Bowman’s capsule increases

The glomerular capillary pressure increases

The glomerular filtration rate decreases

Answer

Correct Answer: The back pressure in the Bowman’s capsule increases

Note: This Question is unanswered, help us to find answer for this one

1915. The urine was the most concentrated _______.

Proximal convoluted tubule

The renal corpuscle and the renal tubule

With both ADH and aldosterone

None of these

Answer

Correct Answer: With both ADH and aldosterone

Note: This Question is unanswered, help us to find answer for this one

1916. When bapna is hydrolyzed, it _______.

Amylase does not digest cellulose.

Is detected using Benedict's reagent

Hydrogen and ionic bonds

Changes from colorless to yellow

Answer

Correct Answer: Changes from colorless to yellow

Note: This Question is unanswered, help us to find answer for this one

1917. The vertebral region is ________ to the sternal region.

Lateral.

Dorsal (posterior).

Ventral (anterior).

Medial

Answer

Correct Answer: Dorsal (posterior).

Note: This Question is unanswered, help us to find answer for this one

1918. Unlike eutherians, both monotremes and marsupials _____.

Lack nipples.

Have some embryonic development outside the mother's uterus.

Lay eggs.

Are found in Australia and Africa

Answer

Correct Answer: Have some embryonic development outside the mother's uterus.

Note: This Question is unanswered, help us to find answer for this one

1919. Vasomotion refers to contraction-relaxation cycles of the __________.

Precapillary sphincters

Right subclavian artery

Capillary; interstitial fluid

Proteins in the blood

Answer

Correct Answer: Precapillary sphincters

Note: This Question is unanswered, help us to find answer for this one

1920. To transition from unfused tetanus to fused tetanus, _______.

The muscle fibers were allowed to relax

Wave summation was not allowed

Stimulus frequency decreased

Stimulus frequency increased

Answer

Correct Answer: Stimulus frequency increased

Note: This Question is unanswered, help us to find answer for this one

1921. Together with the small intestine, the ________ absorbs water.

Stomach.

Colon

Rectum.

Appendix

Answer

Correct Answer: Colon

Note: This Question is unanswered, help us to find answer for this one

1922. When nad+ is it becomes nadh. when nadh is it becomes nad+.

Phosphorylated; deaminated

Reduced; oxidized

Made; recycled

Phosphorylated; dephosphorylated

Answer

Correct Answer: Reduced; oxidized

Note: This Question is unanswered, help us to find answer for this one

1923. Transcription builds , whereas translation builds _.

DNA;RNA

Proteins;DNA

RNA;proteins

RNA;DNA

Answer

Correct Answer: RNA;proteins

Note: This Question is unanswered, help us to find answer for this one

1924. The same can have different effects depending on the properties of the .

Receptor; neurotransmitter

Substrate; receptor

Hormone; neurotransmitter

Neurotransmitter; receptor

Propagation; neurotransmitter

Answer

Correct Answer: Neurotransmitter; receptor

Note: This Question is unanswered, help us to find answer for this one

1925. Our brain enables us to do all the following except __________.

Think

Socialize

Talk

Move

Answer

Correct Answer: Socialize

Note: This Question is unanswered, help us to find answer for this one

1926. Layers b and c collectively form the __________.

Subcutaneous layer

Hypodermis

Epidermis

Dermis

Answer

Correct Answer: Dermis

Note: This Question is unanswered, help us to find answer for this one

1927. All three joints in the below figure are classified as ______.

Synarthrosis

Ligament

None of the listed responses is correct.

Fibrous joints

Answer

Correct Answer: Fibrous joints

Note: This Question is unanswered, help us to find answer for this one

1928. __________ do not exhibit the property of adaptation.

Photoreceptors

Phasic receptors

Tonic receptors

Sensory receptors

Answer

Correct Answer: Tonic receptors

Note: This Question is unanswered, help us to find answer for this one

1929. The thalamus ______.

Ipsilateral cortex

Olfaction

Both

None of these

Answer

Correct Answer: Ipsilateral cortex

Note: This Question is unanswered, help us to find answer for this one

1930. The temporal bones are joined with the parietal bones at the ________ sutures.

Squamous

Lambdoid

Sagittal

Coronal

Answer

Correct Answer: Squamous

Note: This Question is unanswered, help us to find answer for this one

1931. The telencephalon is ____________ to the diencephalon.

Dorsal

The cerebellum.

Mesencephalon.

None of these

Answer

Correct Answer: Dorsal

Note: This Question is unanswered, help us to find answer for this one

1932. The stomach can absorb ________.

Sugars, such as lactose

Alcohol

Proteins or amino acids

Nothing

Answer

Correct Answer: Alcohol

Note: This Question is unanswered, help us to find answer for this one

1933. The sternum is _______ to the clavicle

Natural

Inner

Full outer

Answer

Correct Answer: Anterior

Note: This Question is unanswered, help us to find answer for this one

1934. The somatosensory system comprises _____.

The cutaneous sensory system only

Cutaneous sensations and proprioception only

Cutaneous sensations and kinesthesis only

Cutaneous sensations, proprioception, and kinesthesis

Answer

Correct Answer: Cutaneous sensations, proprioception, and kinesthesis

Note: This Question is unanswered, help us to find answer for this one

1935. The semimembranosus the thigh at the hip and the leg at the knee.

Flexes; extends

Adducts; extends

Extends; flexes

Abducts; flexes

Answer

Correct Answer: Extends; flexes

Note: This Question is unanswered, help us to find answer for this one

1936. The right lung is to as the left lung is to .

Two lobes; two lobes

Three lobes; two lobes

Four lobes; three lobes

Three lobes; three lobes

Two lobes; three lobes

Answer

Correct Answer: Three lobes; two lobes

Note: This Question is unanswered, help us to find answer for this one

1937. The repolarization of cardiac muscle is due to _______.

Extrasystoles were produced

Potassium exiting the cell

The heart rate slowed and eventually stopped

Wave summation and fused tetanus

Answer

Correct Answer: Potassium exiting the cell

Note: This Question is unanswered, help us to find answer for this one

1938. The receptor membranes of gustatory cells are ________.

Basal cells

Gustatory hairs

Fungiform papillae

Taste buds

Answer

Correct Answer: Gustatory hairs

Note: This Question is unanswered, help us to find answer for this one

1939. The prostate gland is indicated by ________.

Label a

Label k

Label j

Label b

Answer

Correct Answer: Label a

Note: This Question is unanswered, help us to find answer for this one

1940. The meaning of words and phrases is determined by applying the rules of ________.

Lexicon

Phonemes

Overgeneralization

Semantics

Answer

Correct Answer: Semantics

Note: This Question is unanswered, help us to find answer for this one

1941. The integument's ability to resist tearing when stretched is largely due to the __________.

Network of collagen fibers present in the reticular layer of the dermis.

The dermis is thick and strong, made up of dense fibrous connective tissue.

Stratum lucidum is found only in the thick skin on the soles of the feet or palms of the hands.

Present, it is located between the stratum corneum and stratum granulosum

Answer

Correct Answer: Network of collagen fibers present in the reticular layer of the dermis.

Note: This Question is unanswered, help us to find answer for this one

1942. The folded region of sarcolemma found at the neuromuscular junction (nmj) is called the_________.

Glycoltic catabolism

Cytosol of the muscle cell

Neuromuscular junction

Motor end plate

Answer

Correct Answer: Motor end plate

Note: This Question is unanswered, help us to find answer for this one

1943. The combining form pituit/o- and ________ both mean pituitary gland.

Hormones/o-

Hypophys/o-

Estradiol/o-

Estr/o

Answer

Correct Answer: Hypophys/o-

Note: This Question is unanswered, help us to find answer for this one

1944. The abnormal protrusion of a heart valve is known as _____.

Valvulitis

Bradycardia

Valvular prolapse

Tachycardia

Answer

Correct Answer: Valvular prolapse

Note: This Question is unanswered, help us to find answer for this one

1945. The ____________________ determines if glucose moves into or out of the hepatocyte.

Exocytosis

Glucose concentration between the intracellular and extracellular fluid

High to low water concentration

Decrease

Answer

Correct Answer: Glucose concentration between the intracellular and extracellular fluid

Note: This Question is unanswered, help us to find answer for this one

1946. The articulates with the like a ball-and-socket.

Humerus-scapula

Depression

Symphysis

None of these

Answer

Correct Answer: Humerus-scapula

Note: This Question is unanswered, help us to find answer for this one

1947. It is to as b is to .

Thymus-dependent; bone marrow-derived

Non-thymus-dependent; bottom

Thyroid; bowel

Top; bottom

None of the answers is correct

Answer

Correct Answer: Thymus-dependent; bone marrow-derived

Note: This Question is unanswered, help us to find answer for this one

1948. Symphyses and synchondroses __________.

Are all types of fibrous joints

Are synovial joints that do not allow movement between articulating bones

Are types of cartilaginous joints

Contain joint cavities

Allow differing amounts of movement based on degree of muscle tone at that joint

Answer

Correct Answer: Are types of cartilaginous joints

Note: This Question is unanswered, help us to find answer for this one

1949. Sympathetic preganglionic fibers are and have axons.

Short; myelinated

Short; unmyelinated

Long; myelinated

Long; unmyelinated

Intermediate; small

Answer

Correct Answer: Short; myelinated

Note: This Question is unanswered, help us to find answer for this one

1950. Structurally, a syndesmosis is a _ joint; functionally, it is a __.

Synarthrosis; syndesmosis

Amphiarthrosis; fibrous

Fibrous; amphiarthrosis

None of these

Answer

Correct Answer: Fibrous; amphiarthrosis

Note: This Question is unanswered, help us to find answer for this one

1951. Spines of the __________ form a part of the pelvic outlet.

Ischium

Femur

Anterior border

Metacarpal

Answer

Correct Answer: Ischium

Note: This Question is unanswered, help us to find answer for this one

1952. Spicules and trabeculae are found in __________.

Yellow bone marrow

Spongy bone

Bone matrix

Red bone marrow

Compact bone

Answer

Correct Answer: Spongy bone

Note: This Question is unanswered, help us to find answer for this one

1953. Some joints become synostoses by replacing with .

Fibers; bone

Pivot; joint

Mandible; Temporal bone

None of these

Answer

Correct Answer: Fibers; bone

Note: This Question is unanswered, help us to find answer for this one

1954. Somatosensory cortex is to motor cortex as the _ lobe is to the __ lobe.

Parietal; frontal

Rest; excitation

Voluntary; involuntary

Involuntary; voluntary

Excitation; rest

Answer

Correct Answer: Parietal; frontal

Note: This Question is unanswered, help us to find answer for this one

1955. Secretion of progesterone stimulates ________

Preparation of the mammary glands for lactation

Contraction of uterine muscles

Development of the female secondary sex characteristics

Secretory activity of the uterine myometrium

Answer

Correct Answer: Preparation of the mammary glands for lactation

Note: This Question is unanswered, help us to find answer for this one

1956. Secretion is similar to ____.

Reabsoprtion, because in both, substances cross endothelial cells lining the glomerulus and epithelial cells of Bowman's capsule

Filtration, because in both, substances cross endothelial cells lining the peritubular capillaries and epithelial cells lining the nephron tubule

Filtration, because in both, substances cross endothelial cells lining the glomerulus and epithelial cells of Bowman's capsule

Reabsorption, because in both, substances cross endothelial cells lining the peritubular capillaries and epithelial cells lining the nephron tubule

Answer

Correct Answer: Reabsorption, because in both, substances cross endothelial cells lining the peritubular capillaries and epithelial cells lining the nephron tubule

Note: This Question is unanswered, help us to find answer for this one

1957. Saltatory conduction is made possible by ________.

Diphasic impulses

The myelin sheath

Large nerve fibers

Erratic transmission of nerve impulses

Answer

Correct Answer: The myelin sheath

Note: This Question is unanswered, help us to find answer for this one

1958. Saliva does not __________.

Spread to the other salivary glands

Spreads directly to the parietal peritoneum

Mechanical breakdown

Aid in the chemical digestion of proteins

Answer

Correct Answer: Aid in the chemical digestion of proteins

Note: This Question is unanswered, help us to find answer for this one

1959. Regulating hormones from the hypothalamus ________

First enter into the hypophyseal portal system

Enter the hepatic portal system, which feeds the pituitary

Enter venous circulation and travel to the heart, which pumps the hormone-containing blood to the pituitary

Travel by arteries to the pituitary

Answer

Correct Answer: First enter into the hypophyseal portal system

Note: This Question is unanswered, help us to find answer for this one

1960. Red blood cell shrinkage is to as cell bursting is to .

Crenation; hemolysis

Lysis; crenation

Hypotonic; isotonic

Isotonic; hypotonic

Isotonic; hypertonic

Answer

Correct Answer: Crenation; hemolysis

Note: This Question is unanswered, help us to find answer for this one

1961. Quiet inspiration is , and quiet expiration is

An active process; also an active process

A passive process; an active process

A passive process; also a passive process

An active process; a passive process

Answer

Correct Answer: An active process; a passive process

Note: This Question is unanswered, help us to find answer for this one

1962. Primates known as anthropoids include all of the following groups except ________.

Lemurs

Old World monkeys

New World monkeys

Humans

Gorillas

Answer

Correct Answer: Lemurs

Note: This Question is unanswered, help us to find answer for this one

1963. Preganglionic fibers run from the _ to the __.

Autonomic ganglia; gray matter

Gray matter; autonomic ganglia

Preganglionic; acetylcholine

None of these

Answer

Correct Answer: Gray matter; autonomic ganglia

Note: This Question is unanswered, help us to find answer for this one

1964. Plasmids are commonly used as cloning vectors because __________.

They can replicate independently of the chromosome

They can contain genes for antibiotic

Resistance used for plasmid selection

They are easily inserted into cells by transformation

All of the above

Answer

Correct Answer: All of the above

Note: This Question is unanswered, help us to find answer for this one

1965. People tend to believe members of an ingroup are and members of an outgroup are __.

Mere exposure effect; similar to each other

Different from each other, similar to each other

Similar to each other; different from each other

None of these

Answer

Correct Answer: Different from each other, similar to each other

Note: This Question is unanswered, help us to find answer for this one

1966. Pancreatic juices aid digestion and absorption by__________.

Working against homeostasis

Releasing bicarbonate to neutralize gastric acidity

Secreting salivary enzymes

Producing bile

Secreting cholecystokinin

Answer

Correct Answer: Releasing bicarbonate to neutralize gastric acidity

Note: This Question is unanswered, help us to find answer for this one

1967. Pain is to as cold is to .

Nociceptors; thermoreceptors

Baroreceptors; chemoreceptors

Baroreceptors; nociceptors

Baroreceptors; thermoreceptors

Chemoreceptors; nociceptors

Answer

Correct Answer: Nociceptors; thermoreceptors

Note: This Question is unanswered, help us to find answer for this one

1968. Osteons are found in _, while trabeculae are found in _.

Collagen, hydroxyapatite

Compact, spongy

Osteogenic cells, osteoblasts

Calcium, phosphorus crystals

Answer

Correct Answer: Compact, spongy

Note: This Question is unanswered, help us to find answer for this one

1969. Osteoblasts are , whereas osteocytes are .

Bone-forming cells; bone-dissolving cells

Mature bone cells; bone-forming cells

Bone-forming cells; mature bone cells

Bone-dissolving cells mature bone cells

Answer

Correct Answer: Bone-forming cells; mature bone cells

Note: This Question is unanswered, help us to find answer for this one

1970. Osteoblasts _ bone tissues, while osteoclasts _ bone tissues.

Periosteum; break down

Build up, break down

Break down; Build up

Break down; Periosteum

Answer

Correct Answer: Build up, break down

Note: This Question is unanswered, help us to find answer for this one

1971. Osmoregulation and excretion are _____

Methods of controlling body temperature

Ways that animals control their external environment

Mechanisms that require continual water loss

Chemical processes that stop during torpor

Mechanisms that moderate change in interstitial fluid

Answer

Correct Answer: Mechanisms that moderate change in interstitial fluid

Note: This Question is unanswered, help us to find answer for this one

1972. Osmoreceptors depolarize after they in response to plasma osmolarity.

Shrink, decreased

Swell, decreased

Shrink, increased

Swell, increased

Answer

Correct Answer: Shrink, increased

Note: This Question is unanswered, help us to find answer for this one

1973. Organ physiology is to as gross anatomy is to .

Cell physiology; microscopic anatomy

Macroscopic anatomy; unbalance

Equilibrium; macroscopic anatomy

Balance; equilibrium

Imbalance; microscopic anatomy

Answer

Correct Answer: Cell physiology; microscopic anatomy

Note: This Question is unanswered, help us to find answer for this one

1974. On the steepest portion of the oxyhemoglobin dissociation curve, __________.

Hemoglobin has an increased affinity for oxygen

Hemoglobin is 100% unsaturated

Hemoglobin has a decreased affinity for oxygen

Hemoglobin is nearly 100% saturated

Answer

Correct Answer: Hemoglobin has an increased affinity for oxygen

Note: This Question is unanswered, help us to find answer for this one

1975. Nondisjunction may occur due to ______.

Failure of sister chromatids to separate properly during anaphase II

Failure of homologous chromosomes to separate properly during anaphase I

Failure of centromeres to split apart properly during meiosis II

All of the listed responses are correct

Answer

Correct Answer: All of the listed responses are correct

Note: This Question is unanswered, help us to find answer for this one

1976. Neurosomas of the anterior root are located in the __________.

Gray matter

Posterior root ganglion

White matter

Anterior rootlets

Anterior root ganglion

Answer

Correct Answer: Gray matter

Note: This Question is unanswered, help us to find answer for this one

1977. Neurohormones are classified as such because __________.

They bind to intracellular receptors.

Epinephrine

Peptides or proteins

They are produced by neurons

Answer

Correct Answer: They are produced by neurons

Note: This Question is unanswered, help us to find answer for this one

1978. Neuroglia of the peripheral nervous system include __________.

Ependymal cells and satellite cells

Oligodendrocytes and astrocytes

Satellite cells and Schwann cells

Answer

Correct Answer: Satellite cells and Schwann cells

Note: This Question is unanswered, help us to find answer for this one

1979. Nerve impulses from ________ will result in inspiration.

The ventral respiratory group

The chemoreceptor center

Broca's center

The preoptic nucleus of the hypothalamus

Answer

Correct Answer: The ventral respiratory group

Note: This Question is unanswered, help us to find answer for this one

1980. Nerve fibers from the medial aspect of each eye ________.

Go to the superior colliculus only

Pass posteriorly without crossing over at the chiasma

Divide at the chiasma, with some crossing and some not crossing

Cross over to the opposite side at the chiasma

Answer

Correct Answer: Cross over to the opposite side at the chiasma

Note: This Question is unanswered, help us to find answer for this one

1981. Negative reinforcement responding; punishment responding.

Increases; increases

Decreases; decreases

Increases; decreases

Decreases; increases

Answer

Correct Answer: Increases; decreases

Note: This Question is unanswered, help us to find answer for this one

1982. Muscle fatigue occurs because of a buildup of and a(n) in ph.

Transverse tubules

Have many nuclei

Calmodulin; myosin light chain kinase

Lactic acid; decrease

Answer

Correct Answer: Lactic acid; decrease

Note: This Question is unanswered, help us to find answer for this one

1983. Mucosa-associated lymphoid tissues include all of the following except ________.

Islets of Langerhans

Peyer's patches

Lingual tonsils

Palatine tonsils

Answer

Correct Answer: Islets of Langerhans

Note: This Question is unanswered, help us to find answer for this one

1984. Ms. munoz was scheduled for a _______ectomy to remove uterine fibroids.

Myom

Fibr

Colp

Fibroid

Answer

Correct Answer: Myom

Note: This Question is unanswered, help us to find answer for this one

1985. Mrs. herald had abdominoplasty. her incision is on the _______ side of the body.

Proximal

Dorsal

Medial

Ventral

Answer

Correct Answer: Ventral

Note: This Question is unanswered, help us to find answer for this one

1986. Most facial bones articulate with the __________.

Maxillary bones

Nasal septum

The sphenoid bone

Rib facets

Answer

Correct Answer: Maxillary bones

Note: This Question is unanswered, help us to find answer for this one

1987. Most dietary fats will ________.

Enter the lymphatic system

Short-chain fatty acids and flatus

Pyloric sphincter

Muscle and nervous

Answer

Correct Answer: Enter the lymphatic system

Note: This Question is unanswered, help us to find answer for this one

1988. Mitosis in the __________ accounts for growth of the nail.

Nail plate

Nail fold

Eponychium

Hyponychium

Nail matrix

Answer

Correct Answer: Nail matrix

Note: This Question is unanswered, help us to find answer for this one

1989. Men have only one __________.

Bulbourethral gland

Prostate gland

Ejaculatory duct

Seminal vesicle

Corpus cavernosum

Answer

Correct Answer: Prostate gland

Note: This Question is unanswered, help us to find answer for this one

1990. Match the term to its correct description: gaba __________.

Subthreshold stimulus

The repolarization phase in an action potential

Is generally inhibitory; found throughout CNS

Are peptides with inhibitory, opiate like actions

Answer

Correct Answer: Is generally inhibitory; found throughout CNS

Note: This Question is unanswered, help us to find answer for this one

1991. Match the system with its correct description: the somatic nervous system __________.

Consists from the brain and spinal cord to skeletal muscles

Conducts impulses from the CNS to the skeletal muscles

Consists of cranial and spinal nerves carrying impulses to and from the brain and spinal cord

Organs in the ventral body cavity to the CNS

Answer

Correct Answer: Conducts impulses from the CNS to the skeletal muscles

Note: This Question is unanswered, help us to find answer for this one

1992. Match the system with its correct description: the peripheral nervous system __________.

Ependymal cells

Consists of cranial and spinal nerves carrying impulses to and from the brain and spinal cord

The autonomic nervous system

The somatic nervous system is to the autonomic nervous system

Answer

Correct Answer: Consists of cranial and spinal nerves carrying impulses to and from the brain and spinal cord

Note: This Question is unanswered, help us to find answer for this one

1993. Lymphangitis is caused by ______.

Blood vessels

An infection

Interstitial fluid

Capillary beds

Answer

Correct Answer: An infection

Note: This Question is unanswered, help us to find answer for this one

1994. Layer b is composed primarily of __________.

Dense regular connective tissue

Simple squamous epithelium

Dense irregular connective tissue

Areolar connective tissue

Answer

Correct Answer: Areolar connective tissue

Note: This Question is unanswered, help us to find answer for this one

1995. It is wise to study anatomy alongside with physiology because ________.

Nervous

Palms turned posteriorly

Physiology is only explainable in terms of the underlying anatomy

Answer

Correct Answer: Physiology is only explainable in terms of the underlying anatomy

Note: This Question is unanswered, help us to find answer for this one

1996. Inferior to the hypochondriac region is the _____ region.

Palmar

Sagittal

Distal

Plantar

Lumbar

Answer

Correct Answer: Lumbar

Note: This Question is unanswered, help us to find answer for this one

1997. Increase in stimulus intensity _______.

Increases the duration of the action potential

Increases the frequency of action potentials

Has no effect on action potentials

Increases the size of the action potential

Answer

Correct Answer: Increases the frequency of action potentials

Note: This Question is unanswered, help us to find answer for this one

1998. In the structure of the neuron, the __________ receives messages from other cells.

Acetylcholine

Autonomic

Dendrite

Myelin

Answer

Correct Answer: Dendrite

Note: This Question is unanswered, help us to find answer for this one

1999. In the myogenic response, ________.

Muscle contraction promotes venous return to the heart

Ventricular contraction strength is decreased

Vascular smooth muscle responds to stretch

Endothelins dilate muscular arteries

Answer

Correct Answer: Vascular smooth muscle responds to stretch

Note: This Question is unanswered, help us to find answer for this one

2000. In the maintenance of the cell resting membrane potential ________.

Cell-surface carbohydrates

Undergo self-digestion and die

Three-nucleotide sequences

You dehydrate yourself

Extracellular sodium levels are high

Answer

Correct Answer: Extracellular sodium levels are high

Note: This Question is unanswered, help us to find answer for this one

2001. In the ascending limb of the loop of henle the ________.

Thick segment is permeable to water

Thick segment moves ions out into interstitial spaces for reabsorption

Thin segment is not permeable to sodium and chloride

Thin segment is freely permeable to water

Answer

Correct Answer: Thick segment moves ions out into interstitial spaces for reabsorption

Note: This Question is unanswered, help us to find answer for this one

2002. In the __________ phase of gastric secretion, chyme is moved into the duodenum.

Reflux

Intestinal

Cephalic

Gastric phase

Answer

Correct Answer: Intestinal

Note: This Question is unanswered, help us to find answer for this one

2003. In terms of hierarchy of organization, organs fall between _ and _.

Cells ... tissues

Atoms ... cells

Tissues ... organ systems

Organ systems ... organisms

Answer

Correct Answer: Tissues ... organ systems

Note: This Question is unanswered, help us to find answer for this one

2004. In terms of chemical digestion of organic molecules, the stomach mainly digests __________.

Interstitial cells of Cajal

Proteins

Sympathetic postganglionic fibers

Small intestine

Vasoactive intestinal peptide

Answer

Correct Answer: Proteins

Note: This Question is unanswered, help us to find answer for this one

2005. In pavlov’s work with dogs, the psychic secretions were ________.

Unconditioned responses

Conditioned responses

Unconditioned stimuli

Conditioned stimuli

Answer

Correct Answer: Conditioned responses

Note: This Question is unanswered, help us to find answer for this one

2006. In general, women have ________ lactate thresholds (expressed as % ) compared to men.

Significantly higher

Lower

Slightly higher

Similar

Answer

Correct Answer: Similar

Note: This Question is unanswered, help us to find answer for this one

2007. In external respiration , while occurs in internal respiration.

Oxygen moves from the alveoli to the pulmonary capillaries; carbon dioxide moves from the tissues to the systemic capillaries.

Carbon dioxide moves from the tissues to the systemic capillaries; oxygen moves from the alveoli to the pulmonary capillaries

Oxygon moves from the tissues to the systemic capillaries; carbon dioxide moves from the alveoli to the pulmonary capillaries

Carbon dioxide moves from the alveoli to the pulmonary capillaries; Oxygon moves from the tissues to the systemic capillaries.

Answer

Correct Answer: Oxygen moves from the alveoli to the pulmonary capillaries; carbon dioxide moves from the tissues to the systemic capillaries.

Note: This Question is unanswered, help us to find answer for this one

2008. In correct chronological order, the three phases of the human ovarian cycle are _____.

Menstrual → proliferative → secretory

Follicular → luteal → secretory

Proliferative → luteal → ovulation

Follicular → ovulation → luteal

Answer

Correct Answer: Follicular → ovulation → luteal

Note: This Question is unanswered, help us to find answer for this one

2009. In alopecia, new hair growth stops because cell division is inhibited in the_________.

Hair matrix

Fat cells

Porphyria

Stratum lucidum

Answer

Correct Answer: Hair matrix

Note: This Question is unanswered, help us to find answer for this one

2010. In a relaxed skeletal muscle _____.

The forearm would not move.

The Z lines are farthest apart

Striated and under voluntary control

ATP is present and intracellular Ca2+ is high.

Answer

Correct Answer: The Z lines are farthest apart

Note: This Question is unanswered, help us to find answer for this one

2011. In a muscle, __________.

The origin usually moves toward the insertion

The origin is inferior to the insertion

The origin that elevates a structure is generally located above that structure

The insertion is usually the anchoring point

Answer

Correct Answer: The origin that elevates a structure is generally located above that structure

Note: This Question is unanswered, help us to find answer for this one

2012. In a ________, the skin is not broken.

Closed chest injury

Use a contrast bath

Before you move the victim

How to examine an area

Answer

Correct Answer: Closed chest injury

Note: This Question is unanswered, help us to find answer for this one

2013. If your ________ is activated, you will feel relatively at ease.

Somatic nervous system

Sympathetic nervous system

Parasympathetic nervous system

Spinal cord

Answer

Correct Answer: Parasympathetic nervous system

Note: This Question is unanswered, help us to find answer for this one

2014. If a chalazion interferes with glandular secretion, the immediate outcome would be ______.

The impairment of ciliary gland activity

The loss of eyelash hairs

Friction on the anterior surface of the eye

All of the listed responses are correct.

Answer

Correct Answer: Friction on the anterior surface of the eye

Note: This Question is unanswered, help us to find answer for this one

2015. Hypoventilation causes __________.

Increase in PCO2

Zygomatic

Decrease in blood pH

Decrease in pulmonary arteriolar PCO2

Answer

Correct Answer: Increase in PCO2

Note: This Question is unanswered, help us to find answer for this one

2016. Hyperfunction of the pituitary gland in preadolescence results in _____.

Gigantism

Pituitary

Thymus

Thyroxine

Answer

Correct Answer: Gigantism

Note: This Question is unanswered, help us to find answer for this one

2017. Hyaline casts are formed when ________.

Filtrate flow rate is slow

PH is low

Salt conc. is high

= these are all conditions that cause protein to denature

All of these

Answer

Correct Answer: All of these

Note: This Question is unanswered, help us to find answer for this one

2018. Humans have all of the following types of sensory receptors except _____.

Mechanoreceptors

Thermoreceptors

Electroreceptors

Chemoreceptors

Answer

Correct Answer: Electroreceptors

Note: This Question is unanswered, help us to find answer for this one

2019. Hubble's law expresses a relationship between __________

Within or on the edges of the spiral arms of the galaxy

It describes the expansion rate of the universe, with higher values meaning more rapid expansion.

They are regions where gas is ionized by hot, young stars.

The distance of a galaxy and the speed at which it is moving away from us.

Answer

Correct Answer: The distance of a galaxy and the speed at which it is moving away from us.

Note: This Question is unanswered, help us to find answer for this one

2020. Hormones that bind to plasma proteins ________.

Are usually water soluble

Must also bind to plasma membrane receptors

Are usually made of amino acids

Are usually synthesized from cholesterol

Answer

Correct Answer: Are usually synthesized from cholesterol

Note: This Question is unanswered, help us to find answer for this one

2021. Hormones are ________.

Stimulate other endocrine glands to secrete hormones

Released upon stimulation by other hormones

Parafollicular cells of the thyroid gland

Lipid hormones manufactured in cell plasma membranes

Answer

Correct Answer: Stimulate other endocrine glands to secrete hormones

Note: This Question is unanswered, help us to find answer for this one

2022. Hiv, the virus that causes aids, targets and destroys __________.

Helper T cells

Mast cells

Th helper cells

Tc helper cells

Answer

Correct Answer: Helper T cells

Note: This Question is unanswered, help us to find answer for this one

2023. Hemorrhage with a large loss of blood causes ________

No change in blood pressure but a slower heart rate

A rise in blood pressure due to change in cardiac output

No change in blood pressure but a change in respiration

A lowering of blood pressure due to change in cardiac output

Answer

Correct Answer: A lowering of blood pressure due to change in cardiac output

Note: This Question is unanswered, help us to find answer for this one

2024. Gustation is to olfaction as _ is to _.

Cornea, pupil

Pressure, retina

Taste; smell

Lens; smell

Answer

Correct Answer: Taste; smell

Note: This Question is unanswered, help us to find answer for this one

2025. Glucose and galactose are intestinally absorbed using cotransport, which is a type of __________.

Secondary active transport

Migrating motility complex

Increased incidence of infection

Disaccharide

Stomach

Answer

Correct Answer: Secondary active transport

Note: This Question is unanswered, help us to find answer for this one

2026. Gas exchange requires a surface that is both ______.

Fighting infection

Thin and moist

A heart valve

Bound to hemoglobin

Answer

Correct Answer: Thin and moist

Note: This Question is unanswered, help us to find answer for this one

2027. Functions of bones include all of the following, except ______.

Protein storage

Blood cell formation

Fat (energy) storage

Movement

Mineral storage

Answer

Correct Answer: Protein storage

Note: This Question is unanswered, help us to find answer for this one

2028. Freshwater fish excrete nitrogenous wastes as _____.

Ammonia

Nephron

Filtration

Secretion

Answer

Correct Answer: Ammonia

Note: This Question is unanswered, help us to find answer for this one

2029. Freshly voided urine ________.

Has an ammonia-like odor

Smells fruity (like acetone)

Smells slightly aromatic

Has a strong, pungent smell

Answer

Correct Answer: Smells slightly aromatic

Note: This Question is unanswered, help us to find answer for this one

2030. For a given po₂, hemoglobin unloads more oxygen at ____________ temperatures.

Higher

Lower

Constant

None of these

Answer

Correct Answer: Higher

Note: This Question is unanswered, help us to find answer for this one

2031. Fat digestion begins in the ________.

Cholelithiasis

Small intestine

Large intestine

Uvula

Answer

Correct Answer: Small intestine

Note: This Question is unanswered, help us to find answer for this one

2032. Establishing the resting membrane potential requires energy through the use of the _______.

Olfactory receptor

Sodium-potassium pump

Hyperpolarized

Threshold voltage

Answer

Correct Answer: Sodium-potassium pump

Note: This Question is unanswered, help us to find answer for this one

2033. Epithelial cells that are adapted for absorption usually have ________ at their free surface.

Mitochondria

Cilia

Microvilli

Junctional complexes.

Answer

Correct Answer: Microvilli

Note: This Question is unanswered, help us to find answer for this one

2034. Eicosanoids do not include ________.

Paracrines

Leukotrienes

Hydrocortisones

Prostaglandins

Answer

Correct Answer: Hydrocortisones

Note: This Question is unanswered, help us to find answer for this one

2035. Each ________ controls the production of a particular protein.

Genes

RNA

Chromosome

All of these

Answer

Correct Answer: All of these

Note: This Question is unanswered, help us to find answer for this one

2036. During the period of ventricular filling ________

It is represented by the P wave on the ECG

Pressure in the heart is at its peak

The atria remain in diastole

Blood flows mostly passively through the atria and the open AV valves into the ventricles

Answer

Correct Answer: Blood flows mostly passively through the atria and the open AV valves into the ventricles

Note: This Question is unanswered, help us to find answer for this one

2037. During the contraction of a vertebrate skeletal muscle fiber, calcium ions __________.

An action potential in a muscle cell ultimately results in the release of calcium ions into the cell

The phosphate ion is released, and the myosin head moves back to its original position.

Bind with troponin, changing its shape so that the myosin-binding sites on actin are exposed.

The pumping of calcium ions out of the cytoplasm and back into the sarcoplasmic reticulum

Binding to the troponin complex, which then relocates tropomyosin.

Answer

Correct Answer: Bind with troponin, changing its shape so that the myosin-binding sites on actin are exposed.

Note: This Question is unanswered, help us to find answer for this one

2038. During inspiration, the volume of the lungs ________.

Lung cancer

How much extra we can take in and force out

Decreases

Increases

Answer

Correct Answer: Increases

Note: This Question is unanswered, help us to find answer for this one

2039. During exercise, arterioles to the skeletal muscles __________.

Dilate in response to increased muscle metabolites

Constrict in response to increased muscle metabolites

Dilate in response to increased O2 and decreased CO2

Constrict in response to increased O2 and decreased CO2

Answer

Correct Answer: Dilate in response to increased muscle metabolites

Note: This Question is unanswered, help us to find answer for this one

2040. During endochondral bone formation, the primary ossification center is located in the __________.

Distal epiphysis

Diaphysis

Metaphysis

Proximal epiphysis

Answer

Correct Answer: Diaphysis

Note: This Question is unanswered, help us to find answer for this one

2041. During dark adaptation ________.

The cones are activated

Rhodopsin accumulates in the rods

The sensitivity of the retina decreases

The rate of rhodopsin breakdown is accelerated

Answer

Correct Answer: Rhodopsin accumulates in the rods

Note: This Question is unanswered, help us to find answer for this one

2042. During contraction of heart muscle cells ________.

Some calcium enter the cell from the extracellular space and triggers the release of larger amounts of calcium from intracellular stores

Blood flows passively through the atria and the open AV valves

The AV valves are supported by chordae tendineae so that they do not blow back up into the atria during ventricular contration

The heart rate would increase by about 25 beats per minute

Answer

Correct Answer: Some calcium enter the cell from the extracellular space and triggers the release of larger amounts of calcium from intracellular stores

Note: This Question is unanswered, help us to find answer for this one

2043. Developing bird embryos excrete most of their nitrogenous waste as uric acid because ________.

It can be recycled by the embryo to make new protein

It requires less energy to transport across the egg shell

It has a low solubility in water and is less toxic to the embryo than other forms of waste

It is less metabolically expensive to produce compared to other waste products

Answer

Correct Answer: It has a low solubility in water and is less toxic to the embryo than other forms of waste

Note: This Question is unanswered, help us to find answer for this one

2044. Damage to the medial rectus muscles would probably affect ________.

Accommodation

Pupil constriction

Refraction

Convergence

Answer

Correct Answer: Convergence

Note: This Question is unanswered, help us to find answer for this one

2045. D cells release ________, which inhibits the release of gastrin.

Pancreas

Small intestines

Isotonic - 300 mOsm

Somatostatin

Answer

Correct Answer: Somatostatin

Note: This Question is unanswered, help us to find answer for this one

2046. Cyclooxygenase converts arachidonic acid to and __.

Negative feedback inhibition; thromboxanes

Adrenal cortex; aldosterone

Prostacyclin; thromboxanes

Prostacyclin; action of cyclooxygenase

Answer

Correct Answer: Prostacyclin; thromboxanes

Note: This Question is unanswered, help us to find answer for this one

2047. Cross bridge detachment is caused by ________ binding to the myosin head.

ATP

Calcium

Magnesium

Acetylcholine

Acetylcholinesterase

Answer

Correct Answer: ATP

Note: This Question is unanswered, help us to find answer for this one

2048. Cranial bones develop ________

Elevated levels of sex hormones

Due to pus-forming bacteria

Within fibrous membranes

Internal layer of spongy bone in flat bones

Answer

Correct Answer: Within fibrous membranes

Note: This Question is unanswered, help us to find answer for this one

2049. Contraction of the bladder's__________ muscle squeezes urine from the bladder during urination.

Metanephros

Glomerulus

Detrusor

Renal hilum

Juxtaglomerular

Answer

Correct Answer: Detrusor

Note: This Question is unanswered, help us to find answer for this one

2050. Compared to fat molecules, glucose molecules contain _______ carbon atoms.

Four times as many

Twice as many

The same number of

Fewer

Answer

Correct Answer: Fewer

Note: This Question is unanswered, help us to find answer for this one

2051. Compared the endocrine system, the nervous system is __________.

More rapidly acting

Briefer in action

More localized in action

Compared to the endocrine system, the nervous system has all of these characteristics.

Answer

Correct Answer: Compared to the endocrine system, the nervous system has all of these characteristics.

Note: This Question is unanswered, help us to find answer for this one

2052. Compact bone has , whereas spongy bone has __.

Spaces that reduce the weight of bone; tightly packed matrix that is solid

Osteons; trabeculae

Trabeculae; osteons

Osteocytes; no osteocytes

Answer

Correct Answer: Osteons; trabeculae

Note: This Question is unanswered, help us to find answer for this one

2053. Closed circulatory systems _____.

In the kidneys

Have capillaries

Capillaries

Pulmonary artery

Answer

Correct Answer: Have capillaries

Note: This Question is unanswered, help us to find answer for this one

2054. Chief cells ________.

Occur in the intestine

Produce HCl

Are found in the basal regions of the gastric glands

Produce mucin

Answer

Correct Answer: Are found in the basal regions of the gastric glands

Note: This Question is unanswered, help us to find answer for this one

2055. Characteristics of skeletal muscle fibers include all of the following except that __________.

Each fiber is striated

Each fiber is multinucleated

Each fiber contains a single nucleus

Skeletal muscle fibers are very large

Answer

Correct Answer: Each fiber contains a single nucleus

Note: This Question is unanswered, help us to find answer for this one

2056. Changes in primary sex characteristics include _____.

Aggression and antisocial behavior in boys

Growth of the uterus or the testes

Nipple growth, the growth spurt, and menarche

Growth of the testes, initial pubic-hair growth, growth of the reproductive organ, and spermarche

Answer

Correct Answer: Growth of the uterus or the testes

Note: This Question is unanswered, help us to find answer for this one

2057. Cells can respond to ________ hormone(s) at a time.

Only one

One or two

Two

Several

Answer

Correct Answer: Several

Note: This Question is unanswered, help us to find answer for this one

2058. Calcium plays an essential role in all of the following except __________.

DNA synthesis

Muscle contraction

Blood clotting

Exocytosis

Communication among neurons

Answer

Correct Answer: DNA synthesis

Note: This Question is unanswered, help us to find answer for this one

2059. Bones lie ________ to muscles.

Dorsal

Deep

Both

None of these

Answer

Correct Answer: Deep

Note: This Question is unanswered, help us to find answer for this one

2060. Bone is and contains mainly nerves.

Avascular, sensory

Avascular, motor

Highly vascularized, sensory

Highly vascularized, motor

Answer

Correct Answer: Highly vascularized, sensory

Note: This Question is unanswered, help us to find answer for this one

2061. Blood vessels cover approximately ________% of the alveolar surface.

80-90

10-20

> 90

< 10

Answer

Correct Answer: 80-90

Note: This Question is unanswered, help us to find answer for this one

2062. Blood pressure is highest in the _ and lowest in the ___.

Arteries; capillaries

Arterioles, venules

Brachial artery; capillaries

Arteries closest to the heart; veins

Answer

Correct Answer: Arteries closest to the heart; veins

Note: This Question is unanswered, help us to find answer for this one

2063. Blood leaves the ________ and enters the glomerulus.

Bowman's capsule

Proximal tubule

Afferent arteriole

Transport maximum

Answer

Correct Answer: Afferent arteriole

Note: This Question is unanswered, help us to find answer for this one

2064. Blood in the __________ will have the same po2 as the blood in the aorta.

Systemic veins

Pulmonary arteries

Right ventricle

Pulmonary veins

Answer

Correct Answer: Pulmonary veins

Note: This Question is unanswered, help us to find answer for this one

2065. Bacteria constitute about __________% of the dry weight of the feces.

Answer

Correct Answer: 30

Note: This Question is unanswered, help us to find answer for this one

2066. Asthma is a disorder caused by ______ of the airways.

Stranger danger

Automatization.

BMI

Inflammation

Answer

Correct Answer: Inflammation

Note: This Question is unanswered, help us to find answer for this one

2067. As sound levels increase in the spiral organ (of corti), ________.

Outer hair cells stiffen the basilar membrane

Complete adaptation occurs in about one to five minutes

Occipital lobe of the cortex

Connected to the levator palpebrae

Answer

Correct Answer: Outer hair cells stiffen the basilar membrane

Note: This Question is unanswered, help us to find answer for this one

2068. As a group invertebrates are _____

Non-avian dinosaurs

Paraphyletic

The blastopore formed during gastrulation becomes the anus

Notochord, dorsal hollow nerve cord

Answer

Correct Answer: Paraphyletic

Note: This Question is unanswered, help us to find answer for this one

2069. Artery is to as vein is to .

Efferent; afferent

Afferent; efferent

Toward; away

Afferent; away

Efferent; away

Answer

Correct Answer: Efferent; afferent

Note: This Question is unanswered, help us to find answer for this one

2070. Arteries that are closer to the heart _______.

Have less elastic tissue

Have more elastic tissue and must be able to withstand pressure changes

Have more elastic tissue

Must be able to withstand pressure changes

Answer

Correct Answer: Have more elastic tissue and must be able to withstand pressure changes

Note: This Question is unanswered, help us to find answer for this one

2071. Arteries have compliance and resistance to flow.

High : high

Low : low

High : low

Low : high

Zero : high

Answer

Correct Answer: Low : low

Note: This Question is unanswered, help us to find answer for this one

2072. Arteries and veins are constructed of ________ tunics

Answer

Correct Answer: 3

Note: This Question is unanswered, help us to find answer for this one

2073. Arrector pili muscles extend from the __________.

Superficial dermis to a deep-lying hair follicle

Dense Irregular

Arrector pili muscles

Simple alveolar

Answer

Correct Answer: Superficial dermis to a deep-lying hair follicle

Note: This Question is unanswered, help us to find answer for this one

2074. Aqueous humor is drained by the ________.

Sclera and cornea

Ciliary body

Scleral venous sinus

Anterior chamber

The anterior and posterior chambers

Answer

Correct Answer: Scleral venous sinus

Note: This Question is unanswered, help us to find answer for this one

2075. Approximately ________ liters of glomerular filtrate enter glomerular capsules each day.

480

180

125

1.8

Answer

Correct Answer: 180

Note: This Question is unanswered, help us to find answer for this one

2076. Angiotensinogen is constantly produced by the __________.

Intracellular fluid

Metabolic alkalosis

Liver

A drop in blood pH

Answer

Correct Answer: Liver

Note: This Question is unanswered, help us to find answer for this one

2077. An unmyelinated nerve fiber is , whereas a myelinated nerve fiber is .

Gray, and composing the gray matter of the brain and spinal cord; white, and composing the white matter of the brain and spinal cord

White, and composing the gray matter of the brain and spinal cord; gray, and composing the white matter of the brain and spinal cord

Gray, and composing the gray matter of the brain and spinal cord; white, and composing the white matter of the brain and spinal cord

White, and composing the gray matter of the brain and spinal cord; red, and composing the white matter of the brain and spinal cord E. none of the above

Answer

Correct Answer: Gray, and composing the gray matter of the brain and spinal cord; white, and composing the white matter of the brain and spinal cord

Note: This Question is unanswered, help us to find answer for this one

2078. An increase of _____ increases the permeability of the collecting duct to water.

The type of opsin present in the membrane

At intermediate lengths.

Urea; ammonia; uric acid

ADH (antidiuretic hormone)

Answer

Correct Answer: ADH (antidiuretic hormone)

Note: This Question is unanswered, help us to find answer for this one

2079. An excitatory neurotransmitter _____ the postsynaptic membrane.

Depolarizes

Somatic (voluntary) and autonomic (involunary)

Muscle cells and

Neurons

Microglial

Answer

Correct Answer: Depolarizes

Note: This Question is unanswered, help us to find answer for this one

2080. An effective way to treat galactosemia would be to stop ingesting galactose and ______.

A nutrient

NADH

Lactose

LDLs

Insulin

Answer

Correct Answer: Lactose

Note: This Question is unanswered, help us to find answer for this one

2081. An antigen is , whereas an antibody is .

A foreign substance such as a protein or a polysaccharide to which lymphocytes respond; a globular protein that reacts with an antigen to eliminate the antigen

Belong to the immunoglobulin E group.

Thymosins.

Forced out of blood plasma and generally lacking in proteins; absorbed into lymph capillaries

Answer

Correct Answer: A foreign substance such as a protein or a polysaccharide to which lymphocytes respond; a globular protein that reacts with an antigen to eliminate the antigen

Note: This Question is unanswered, help us to find answer for this one

2082. Alpha cells are to as beta cells are to .

Pancreatic polypeptide; insulin

Somatostatin; insulin

Glucagon; somatostatin

Glucagon; insulin

Insulin; glucagon

Answer

Correct Answer: Glucagon; insulin

Note: This Question is unanswered, help us to find answer for this one

2083. All of the following structures are common to all synovial joints except __________.

Nerves and blood vessels

Reinforcing ligaments

Synovial fluid and articular cartilage

Articular discs

Articular capsule

Answer

Correct Answer: Articular discs

Note: This Question is unanswered, help us to find answer for this one

2084. All of the following play a role in maintaining resting membrane potential except_______.

The opening of voltage-gated sodium channels

It makes the inside of the neurons more negative

Yes, they are functioning as a receptor.

It will make the inside of the neurons more negative and he will rapidly lose consciousness.

Answer

Correct Answer: The opening of voltage-gated sodium channels

Note: This Question is unanswered, help us to find answer for this one

2085. All of the following are regulated by the medulla except __________.

Cerebral cortex

The fight-or-flight response

Reticular formation

Forebrain

Answer

Correct Answer: The fight-or-flight response

Note: This Question is unanswered, help us to find answer for this one

2086. All of the following are organs except __________.

Teeth

The skin

Nails

The liver

The digestive system

Answer

Correct Answer: The digestive system

Note: This Question is unanswered, help us to find answer for this one

2087. All mammals _____.

Vertebrates and tunicates share

Nourish their offspring through mammary glands

Endothermic metabolism

Australopithecus, Homo habilis, Homo erectus

Answer

Correct Answer: Nourish their offspring through mammary glands

Note: This Question is unanswered, help us to find answer for this one

2088. All fibers of the pectoralis major muscle converge on the lateral edge of the__________

Depressor anguli oris

Ischiocavernosus

Intertubercular sulcus

External urethral sphincter

Answer

Correct Answer: Intertubercular sulcus

Note: This Question is unanswered, help us to find answer for this one

2089. Aldosterone acts on the __________.

Descending limb of the nephron loop

Medullary portion of the collecting duct

Glomerulus

Proximal convoluted tubule

Distal convoluted tubule

Answer

Correct Answer: Distal convoluted tubule

Note: This Question is unanswered, help us to find answer for this one

2090. After ovulation, the corpus luteum secretes _, which _.

Ollicle-stimulating hormone and luteinizing hormone

Progesterone and estrogen; stimulates development of the endometrium

A drop in progesterone and estrogen levels

For both males and females, the quality of eggs and sperm decrease somewhat with age.

Answer

Correct Answer: Progesterone and estrogen; stimulates development of the endometrium

Note: This Question is unanswered, help us to find answer for this one

2091. Adding more premises to a valid deductive argument ____________.

Cannot make it invalid

Can make it go from valid to invalid

Can make the other premises true

Can make it inductively stronger

Answer

Correct Answer: Cannot make it invalid

Note: This Question is unanswered, help us to find answer for this one

2092. Active transport of molecules across membranes requires atp because __________.

The transport protein moves or has moving gates

The transported molecules are not soluble in the lipid membrane

The molecules are moved against the concentration gradient (uphill)

More than one molecule is transported at a time

Answer

Correct Answer: The molecules are moved against the concentration gradient (uphill)

Note: This Question is unanswered, help us to find answer for this one

2093. Action potentials are generated at the _ and are conducted along the _.

Axon hillock; depolarization

Axon hillock; axon

Oligodendrocytes; astrocytes

Action potential; axon

Answer

Correct Answer: Axon hillock; axon

Note: This Question is unanswered, help us to find answer for this one

2094. Acetylcholine acts on _ and ____ receptor susbtypes.

Muscarinic; adrenergic

Adrenergic; nicotinic

Muscarinic; cholinergic

Nicotinic; muscarinic

Cholinergic; nicotinic

Answer

Correct Answer: Adrenergic; nicotinic

Note: This Question is unanswered, help us to find answer for this one

2095. Abduction requires the action of two muscles, and adduction requires the action of __________.

Subscapularis

Four muscles

Radial tuberosity

Teres major

Answer

Correct Answer: Four muscles

Note: This Question is unanswered, help us to find answer for this one

2096. A(n) ________ is a sudden, permanent change in a sequence of dna.

Agonist

Mutation

Dendrites

Pituitary

Answer

Correct Answer: Mutation

Note: This Question is unanswered, help us to find answer for this one

2097. A tendon is , whereas an aponeurosis is .

Cordlike and connects muscles to bones; a broad, fibrous sheet of connective tissue that connects muscles to muscles

An actin filaments slide along myosin filaments; ATP

A oxygen debt; ruptured blood vessels

None of these

Answer

Correct Answer: Cordlike and connects muscles to bones; a broad, fibrous sheet of connective tissue that connects muscles to muscles

Note: This Question is unanswered, help us to find answer for this one

2098. A synarthrosis that forms between adjacent bones of the skull is called a __________.

Suture

Symphysis

Amphiarthrosis

Tendon

Answer

Correct Answer: Suture

Note: This Question is unanswered, help us to find answer for this one

2099. A primary immune response , and a secondary immune response .

Is very important; is less important to the body's ability to protect itself

Produces antibodies within five to ten days of exposure to antigens; produces antibodies within a day or two of a subsequent exposure to the same antigen

Is very rapid in producing antibodies after exposure to antigens; is very slow in producing antibodies after exposure to antigens

Occurs only in children; occurs only in adults

Answer

Correct Answer: Produces antibodies within five to ten days of exposure to antigens; produces antibodies within a day or two of a subsequent exposure to the same antigen

Note: This Question is unanswered, help us to find answer for this one

2100. A pilus is a __________.

Hair

Hair follicle

Tiny muscle that moves a hair

Sensory nerve fiber around the base of a hair

Answer

Correct Answer: Hair

Note: This Question is unanswered, help us to find answer for this one

2101. A person with ankyloglossia would likely have difficulty pronouncing the word .

True

False

Answer

Correct Answer: True

Note: This Question is unanswered, help us to find answer for this one

2102. A nerve is _______.

A cluster of cell bodies

Another term for a neuron

A bundle of axons

Another term for nerve fiber

Answer

Correct Answer: A bundle of axons

Note: This Question is unanswered, help us to find answer for this one

2103. A gomphosis is a ______ joint.

Fibrous

Cartilagenous

Synovial

Synchondrosis

Answer

Correct Answer: Fibrous

Note: This Question is unanswered, help us to find answer for this one

2104. A foramen ovale ________.

Is a condition in which the heart valves do not completely close

Is a shallow depression in the interventricular septum.is a connection between the pulmonary trunk and the aorta in the fetus

Connects the two atria in the fetal heart

Answer

Correct Answer: Connects the two atria in the fetal heart

Note: This Question is unanswered, help us to find answer for this one

2105. A characteristic of every animal hormone is that the hormone _____.

Both release signal molecules into the bloodstream.

Nonsteroid hormones act via signal transduction pathways; steroid hormones do not act via signal transduction pathways

Acts as a regulatory message or signal between cells

Relays directives from the hypothalamus to other glands

Answer

Correct Answer: Acts as a regulatory message or signal between cells

Note: This Question is unanswered, help us to find answer for this one

2106. A __________ is to a nucleic acid as an amino acid is to a polypeptide.

Purine

Pyrimidine

Nucleotide

Base

Answer

Correct Answer: Nucleotide

Note: This Question is unanswered, help us to find answer for this one

2107. secrete into __.

Goblet cells; mucus; the blood

Endocrine glands; hormones; ducts

Exocrine glands; hormones; ducts

Endocrine glands; hormones; the blood

Exocrine glands; mucus; the blood

Answer

Correct Answer: Endocrine glands; hormones; the blood

Note: This Question is unanswered, help us to find answer for this one

2108. __________ increases the available surface area of fats for digestion and later absorption.

Pancreatic lipase

Lingual lipase

Gastric lipase

Bile

Answer

Correct Answer: Bile

Note: This Question is unanswered, help us to find answer for this one

2109. have 46 chromosomes, whereas have 23.

Spermatids; spermatozoa

Primary spermtocytes; spermatids

Secondary spermatocytes; primary spermatocytes

Spermatogonia; primary spermatocytes

Answer

Correct Answer: Primary spermtocytes; spermatids

Note: This Question is unanswered, help us to find answer for this one

2110. _________ stimulates increased secretion of pancreatic juice that is rich in bicarbonate ions.

Secretin

Hepatic sinusoids

Paneth cells

Pepsin

Answer

Correct Answer: Secretin

Note: This Question is unanswered, help us to find answer for this one

2111. is to contraction as is to relaxation.

Systole, diastole

Diastole, systole

End-diastolic volume

Bradycardia; tachycardia

Answer

Correct Answer: Systole, diastole

Note: This Question is unanswered, help us to find answer for this one

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Anatomy and Physiology MCQ

1. The receptor potential is generated at the _______.

2. Of all the species that enzymes bind, they are thought to bind most tightly to _____.

3. In comparison to a low-density lipoprotein, a high-density lipoprotein contains ____.

4. Increased renin released by the kidneys would result in_______.

5. In the heat, 68 ounces of fluids should be consumed every ____ minutes.

6. Involuntary nerves that stimulate the body in times of stress and crisis are __________ nerves.

7. In common usage, the terms "systole" and "diastole" refer to __________, respectively.

8. In areas of the skin where the epidermis is thin, the ________ may be absent.

9. In addition to its role in spinal reflex activity, the spinal cord also ________.

10. In a woman that has hirsutism, ________.

11. In sequential order from proximal to distal, the components of the male urethra are ________.

12. In response to short-term stress, the medulla of the adrenal glands produces _____ hormones.

13. In response to parasympathetic stimulation, __________.

14. In most of its target cells, cortisol ________ glucose uptake and _______ protein metabolism.

15. In dark-skinned individuals, __________.

16. The deeper sublayer of the dermis is the ________ layer, and it is the _______ of the two.

17. The countercurrent multiplier is a phenomenon that occurs in the ____________ .

18. The condition hypoparathyroidism also causes _____.

19. The canal that extends from the vestibule to the uterus is called the ________.

20. The brain waves produced by normal adults while resting with their eyes closed are ________ waves.

21. Preganglionic neurons of the parasympathetic nervous system have __________ origin.

22. Peripheral structures sensitive to the presence of hormones are called ________.

23. People with parkinson's disease have problems with __________ functioning.

24. People who produce a lot of melanin have a skin tone that is ________.

25. The evolution of a coelom was significant because _______________________________________.

26. The endocrine system is largely dependent on the _____________ in order to operate effectively.

27. The effects of electrical stimulation to the sciatic nerve ________.

28. It is easier to taste and identify a particular substance if ________.

29. Insufficient production of bile is mostly likely to impair absorption of ________.

30. In the reproductive cycle, estrogen _____, whereas progesterone _____.

31. The cessation of bleeding is specifically called __________.

32. The cardiac cell plasma membrane is most permeable to _______________________.

33. In order to cause vasoconstriction of vascular smooth muscle ______.

34. In this activity, we will explore the effect of _______.

35. In the visual system, the ____ and ____ constantly feed information back and forth.

36. In general it is expected that ________.

37. It the interval between r waves is on an ecg is 0.80 sec, then the heart rate is ________.

38. Relative movement of the __________ in the semicircular ducts signals rotation of the head.

39. The coroner is an elected official on the ___________ level.

40. The exceptional flexibility of the shoulder girdle is due, in part, to the ________.

41. Reflexes that result from practice or repetition are known as __________.

42. In a(n) ________ reflex, a sensory neuron synapses directly on a motor neuron.

43. Inflammation or infection of the oviduct is called ________.

44. Removal of the __________ would be more harmful to a one-year-old child than an adult.

45. Regions of the cns with an abundance of myelinated axons constitute the ________ matter.

46. Raising an arm to one side of the body to stop a taxi, is an example of __________ of the shoulder.

47. Proximal interphalangeal joint motion occurs about the _____ axis.

48. Increase in urine volume is usually accompanied by ___________ in urine concentration.

49. The defining characteristic of a malignant tumor is that _____.

50. The cerebral cortex consists of ______ matter.

51. The fastest rate of mitosis happens in the __________.

52. Overlap in the visual fields of our eyes ________.

53. Over a lifetime, the brain shrinks by about ___ percent.

54. Our sense of ________ depends on olfactory cells located high in the roof of the nasal cavity.

55. Our ability to precisely locate a stimulus is ________ proportional to receptive field size.

56. Increased permeability of the vessels leads to _____ and pain.

57. Increased cardiac output ______ the blood pressure.

58. The binding of epinephrine to its receptor activates ________ which in turn activates ________.

59. Non-oxidative haircolor is classified as temporary and _____ (traditional).

60. The urine sample that you are testing has an abnormally low ph. its ph was ________.

61. Since urine contains dissolved solutes, it has ________ specific gravity than(as) water.

62. The __________ wave follows the depolarization wave across the sarcolemma.

63. _______ neurons are found in the lateral geniculate nucleus (lgn).

64. Under normal conditions, the region expected to have the lowest pco2 is the ___________________

65. The ________ is a significant site of absorption of water and electrolytes, but not of nutrients.

66. Some hormones enter cells via ________.

67. A decrease in ________ is indicative of an obstructive pulmonary disease.

68. ________________ is often caused by accumulation of fluid or h+.

69. A function of the _______ is to cushion the impact with the pubic bone during sexual intercourse.

70. A finding of albuminuria means there is ________ in the urine.

71. A feature of bony fish not found in sharks is __________.

72. A condyle differs from an epicondyle in that the condyle ________.

73. A bronchopulmonary segment is directly supplied by a ______________________.

74. A _____ uses radioactive iodine administered orally to measure thyroid function.

75. Water on the knee is caused by __________.

76. _____ helps regulate water and electrolyte balance.

77. Hypernatremia is a plasma __________ concentration above normal.

78. A ____________ is any mechanism that resists changes in ph.

79. _____ mainly affect alcoholics and those with cirrhosis of the liver.

14. In most of its target cells, cortisol __ glucose uptake and _ protein metabolism.

16. The deeper sublayer of the dermis is the __ layer, and it is the _ of the two.

30. In the reproductive cycle, estrogen _, whereas progesterone _.

35. In the visual system, the and constantly feed information back and forth.

58. The binding of epinephrine to its receptor activates which in turn activates .

85. Dopamine is secreted by the _____ and is deficient in disease.

114. At the time of ovulation a(n) is extruded from a follicle.

134. Vision is to _ as hearing is to _.

142. The thoracic duct returns lymph from the _ side of the body to the _ subclavian vein.

144. The supinator works synergistically with the _ ___ to supinate the forearm.

146. The shedding of the endometrium occurs during _ resulting from a decrease in _______.