Multiple Choice
Vern was quite nervous during his atmospheric science final exam.A few hours afterward,Vern has calmed down,allowing his ____ nervous system to release ____ and focus on functions of protection and growth.
A) sympathetic; acetylcholine
B) parasympathetic; acetylcholine
C) sympathetic; norepinephrine
D) parasympathetic; norepinephrine
Correct Answer:

Verified
Correct Answer:
Verified
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