Herpes zoster is caused by the varicella virus and has an affinity for:
a. sympathetic nerve fibers.
b. parasympathetic nerve fibers.
c. posterior root ganglia and posterior horn of the spinal cord.
d. lateral and dorsal columns of the spinal cord.
ANS: C
The herpes zoster virus has an affinity for posterior root ganglia, the posterior horn of the spinal cord, and skin. The zoster virus does not involve sympathetic or parasympathetic nerve fibers and the lateral and dorsal columns of the spinal cord.
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