The Neurotransmitter Common to Both Preganglionic Nerve Fibers in the Sympathetic

question 16

Multiple Choice

The neurotransmitter common to both preganglionic nerve fibers in the sympathetic and parasympathetic nervous system is:

• A) norepinephrine.
• B) acetylcholine.
• C) epinephrine.
• D) serotonin.

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The additional satisfaction or utility gained from consuming or producing one more unit of a good or service.

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