What should a nurse remember about upper motor neurons?
A) They directly innervate skeletal muscles.
B) They are responsible for influencing and modifying spinal reflex arcs.
C) They have cell bodies located in the grey matter of the spinal cord.
D) They have dendritic processes extending out of the CNS.

Question

Quizplus · Accepted Answer

Upper motor neurons are responsible for influencing and modifying spinal reflex arcs. They do not directly innervate skeletal muscles (that's the role of lower motor neurons), and their cell bodies are located in the brain, not the spinal cord.

What Should a Nurse Remember About Upper Motor Neurons