Postganglionic Autonomic Fibers

question 1

Multiple Choice

Postganglionic autonomic fibers

• A) end in a single synaptic knob that releases the neurotransmitter
• B) have numerous varicosities that simultaneously release neurotransmitter over a large area of the innervated organ rather than on single cells
• C) innervate skeletal, smooth, and cardiac muscle
• D) end in a single synaptic knob that releases the neurotransmitter and innervate skeletal, smooth, and cardiac muscle
• E) have numerous varicosities that simultaneously release neurotransmitter over a large area of the innervated organ rather than on single cells and innervate skeletal, smooth, and cardiac muscle

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