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Postganglionic Sympathetic Axons Release the Neurotransmitter ________ at Their Effector

Question 90

Multiple Choice

Postganglionic sympathetic axons release the neurotransmitter ________ at their effector junctions.

A) acetylcholine
B) nitric oxide
C) norepinephrine
D) acetylcholine or nitric oxide or norepinephrine
E) None of the answers is correct.

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