Which of the following is true of the spinal nerves?
A) The cell bodies of efferent axons lie in the spinal cord gray matter.
B) Incoming sensory signals arrive via the ventral roots of the spinal cord.
C) Outgoing motor signals travel via the dorsal roots of the spinal cord.
D) The cell bodies of efferent axons lie in the spinal cord white matter.
E) The cell bodies of outgoing motor neurons reside in the dorsal root ganglia.

Question

Quizplus · Accepted Answer

The cell bodies of efferent (motor) axons are located in the gray matter of the spinal cord. This is because the gray matter contains neuron cell bodies and is involved in muscle control and sensory perception, such as seeing and hearing, memory, emotions, and speech.

Which of the Following Is True of the Spinal Nerves