Postganglionic Autonomic Fibers

Multiple Choice

Postganglionic autonomic fibers

A) end in a single terminal swelling, like a synaptic knob, that releases the neurotransmitter.
B) have numerous varicosities in their terminal branches 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) both (a) and (c) above.
E) both (b) and (c) above.