Which of these statements does NOT apply to the parasympathetic nervous system
A)It signals cardiac muscle and smooth muscle.
B)Its postganglionic fibres release norepinephrine.
C)Its preganglionic fibres release ACh.
D)Part of it originates in the brain.

Question

Quizplus · Accepted Answer

The parasympathetic nervous system releases acetylcholine, not norepinephrine, from its postganglionic fibres. Therefore, statement B does not apply to the parasympathetic nervous system.

Which of These Statements Does NOT Apply to the Parasympathetic