The Peripheral Nervous System (PNS) Consists Of

Question

The peripheral nervous system (PNS) consists of
A)cranial nerves, spinal nerves, and ganglia.
B)cranial nerves, spinal nerves, ganglia, and sensory receptors.
C)cranial nerves and spinal nerves.
D)cranial nerves, spinal nerves, ganglia, and neuroglia.

Accepted Answer

The PNS consists of cranial nerves, spinal nerves, ganglia, and sensory receptors. Choice A is incorrect as it omits sensory receptors which play a crucial role in carrying signals from the environment to the central nervous system. Choice C is incorrect as it omits ganglia which are clusters of nerve cell bodies outside the central nervous system. Choice D is incorrect as it includes neuroglia which are actually a part of the central nervous system.