Which neurotransmitter is released at the sympathetic chain ganglia?
A) norepinephrine
B) dopamine
C) acetylcholine
D) endorphin
E) any the above
Answer: C
Which neurotransmitter is released at the sympathetic chain ganglia?
A) norepinephrine
B) dopamine
C) acetylcholine
D) endorphin
E) any the above
Answer: C