Respiratory System MCQ
1. Inspiration begins as __________.
Answer
Correct Answer:
As the diaphragm contracts
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2. With an acute asthma attack, ________________ increased when compared to normal values.
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3. Without surfactant, _______.
Answer
Correct Answer:
The surface tension of the liquid in the alveoli would be greater and the alveoli would collapse
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4. Which of the following is responsible for holding the lungs to the thorax wall are ________.
Answer
Correct Answer:
Surface tension from pleural fluid and negative pressure in the pleural cavity
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5. Surfactant helps to prevent the alveoli from collapsing by ________.
Answer
Correct Answer:
Interfering with the cohesiveness of water molecules, thereby reducing the surface tension of alveolar fluid
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6. Factors that influence the rate and depth of breathing include ________.
Answer
Correct Answer:
Voluntary cortical control
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7. Doing sit ups will not reduce belly fat because __________
Answer
Correct Answer:
Sit-ups do not burn enough calories to reduce fat
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8. Juanita's cervix is 10 centimeters dilated, so she __________.
Answer
Correct Answer:
Has completed labor and is ready to deliver the baby
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9. A vasovasostomy is a surgical procedure to ________.
Answer
Correct Answer:
Reverse a vasectomy
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10. In babies born prematurely, pulmonary surfactant may not be present in adequate amounts ______.
Answer
Correct Answer:
Due to insufficient exocytosis in the type II alveolar cells
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11. Each 100 ml of blood leaving the alveolar capillaries carries away roughly ________ ml of oxygen.
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12. The ____________ is the amount of air remaining in the lungs after a forced expiration.
Answer
Correct Answer:
Residual volume
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13. A bunionectomy is a hallux ____ correction
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14. ______ is a relatively rare malignant tumor that originates in a bone.
Answer
Correct Answer:
An osteochondroma
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15. Patients with rhinitis often have "watery eyes" because ______.
Answer
Correct Answer:
The infection has caused inflammation of the nasolacrimal ducts
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16. The functions of the nasal cavity include ________.
Answer
Correct Answer:
Warming, moistening, and filtering the air.
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17. Pulmonary endo/scop/y is best used to _____________ diseases of the respiratory system.
Answer
Correct Answer:
View and diagnose
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18. Most inspired particles such as dust fail to reach the lungs because of the ________.
Answer
Correct Answer:
Ciliated mucous lining in the nose
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19. Quiet inspiration will ____ thoracic and lung volume and _____ intrapulmonary pressure.
Answer
Correct Answer:
Increase, decrease
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20. Inspiration occurs when the ________ is less than the ________.
Answer
Correct Answer:
Intrapulmonary pressure; atmospheric pressure
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21. Expiratory reserve volume + residual volume = _______ capacity.
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Health And Medicine MCQs | Topic-wise
