Postganglionic Sympathetic Axons Release the Neurotransmitter ________ at Their Effector

question 16

Multiple Choice

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

• A) acetylcholine
• B) nitric oxide
• C) norepinephrine
• D) all of the above
• E) none of the above

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