Branches of the nervous system, which can cause relaxation of airway smooth muscle, include which of the following? 1. Sympathetic nerves 2. Parasympathetic nerves 3. Nonadrenergic, noncholinergic (NANC) inhibitory nerves

a. 1 only
b. 2 only
c. 1 and 2 only
d. 1, 2, and 3

ANS: D

Health Professions

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The ventral root contains motor axons with cell bodies located in the dorsal root ganglion

a. True b. False

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