Norepinephrine is a neurotransmitter used by the
A)parasympathetic nervous system.
B)sympathetic nervous system.
C)both parasympathetic and sympathetic nervous systems.

Question

Quizplus · Accepted Answer

Norepinephrine is primarily used by the sympathetic nervous system, which is responsible for the body's "fight or flight" response. It increases heart rate, blood pressure, and glucose release. While the parasympathetic nervous system also uses neurotransmitters, such as acetylcholine, it does not utilize norepinephrine.

Norepinephrine Is a Neurotransmitter Used by the