During weeks 17-20, quickening occurs, which is when the __________.

Cutting the left optic nerve in front of the optic chiasm would result in blindness in the ____.

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

Dilating arterioles in a specific tissue will cause __________.

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

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

The reason the hypodermis acts as a shock absorber is that ________.

The opening of an ion channel increases a cell membrane's ________, whereas ________ will decrease.

The only invertebrates known to hear are _____.

The mechanical and chemical receptors that control digestive activity are located ________.

The marine biome _______.