When norepinephrine is released from postganglionic neurons, its targets are

A.  adrenergic receptors on effectors such as smooth muscle.
B.  adrenergic receptors on preganglionic sympathetic neurons.
C.  cholinergic receptors on effectors such as cardiac muscle.
D.  cholinergic receptors on preganglionic sympathetic neurons.


A

Anatomy & Physiology

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