Which one of the following statements about neuroglia is TRUE?
A. Neuroglia are only found in the CNS.
B. Neuroglia can transmit action potentials (nerve impulses).
C. Neuroglia are generally larger than neurons.
D. Neuroglia are more numerous than neurons.
E. Neuroglia are amitotic and, therefore, a rare source of tumors of the nervous system.
Answer: D. Neuroglia are more numerous than neurons.
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