Release of acetylcholine at the neuroeffector junction would result in a(n):
A) increase of both sympathetic and parasympathetic tone.
B) positive dromotropic effect.
C) negative chronotropic effect.
D) positive inotropic effect.

Question

Quizplus · Accepted Answer

Acetylcholine, when released at the neuroeffector junction, primarily activates the parasympathetic nervous system, leading to a decrease in heart rate, which is a negative chronotropic effect.

Release of Acetylcholine at the Neuroeffector Junction Would Result in A(n)