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Ejaculation Is Controlled by a Reflex Arc That Involves Several

Question 14

Multiple Choice

Ejaculation is controlled by a reflex arc that involves several nerves and neurotransmitters.The final neurotransmitter in this arc that directly stimulates the contraction of the muscularis of the male reproductive tract is:


A) Acetylcholine.
B) Nitric oxide.
C) Oxytocin.
D) Norepinephrine.
E) Somatostatin.

Correct Answer:

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