Atropine would
A)block the release of epinephrine from the adrenal medulla.
B)block constriction of the pupil.
C)stimulate skeletal muscle contraction.
D)facilitate near vision.

Question

Quizplus · Accepted Answer

Atropine is an anticholinergic drug that blocks the action of acetylcholine at muscarinic receptors. One of the effects of acetylcholine is constriction of the pupil (miosis). By blocking this effect, atropine causes dilation of the pupil (mydriasis). Therefore, choice B is the correct answer. Choices A, C, and D do not describe the actions of atropine.

Atropine Would