Which neurons have the capacity for regeneration?
a. Unmyelinated neurons in the brain
b. Myelinated neurons in the spinal cord
c. Myelinated peripheral neurons
d. Postganglionic motor neurons
ANS: C
Regeneration is limited to myelinated fibers and generally occurs only in the PNS. Regeneration does not occur in unmyelinated neurons, myelinated neurons in the spinal cord, or postganglionic motor neurons.
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