A chemical that is considered an acetylcholine antagonist:
A) increases the activity of acetylcholine
B) decreases or prevents the activity of acetylcholine
C) magnifies the effect of acetylcholine on the neuromuscular junction
D) causes the release of acetylcholine
E) magnifies the effect of acetylcholine on the neuromuscular junction and causes the release of acetylcholine

Question

Quizplus · Accepted Answer

An acetylcholine antagonist is a chemical substance that decreases or prevents the activity of acetylcholine. This can be done by blocking acetylcholine receptors or by inhibiting the release of acetylcholine. Examples of acetylcholine antagonists include drugs used for anesthesia, muscle relaxants, and some antipsychotic medications.

A Chemical That Is Considered an Acetylcholine Antagonist