What structure regulates the amount of light passing to the visual receptors of the eye?
A) aqueous humor
B) lens
C) cornea
D) iris
D) iris
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The white crescent at the proximal end of the nail plate is called the _________
Fill in the blank with correct word.
Approximately 70-80 percent of cancers in the aging population are the result of
A) inadequate diets. B) genetics. C) chemical exposure or environmental factors. D) smoking. E) remission.
In the anatomical position, the ulna is located ________ to the radius
A) distal B) proximal C) medial D) superior E) None of the answers is correct.
Hair cells in the semicircular canals detect changes in the rate of angular motion of the head, while the same kinds of cells in the utricle and saccule detect changes in the head's rate of linear motion
Indicate whether the statement is true or false.