Which of the following best describes a difference between upper motor neurons (UMNs) and lower motor neurons (LMNs)?
A. UMNs are located in the spinal cord, while LMNs are located in the brain.
B. UMNs transmit motor signals from the brain to the spinal cord, while LMNs transmit signals from the spinal cord to muscles.
C. UMNs directly innervate muscles, while LMNs synapse with interneurons in the spinal cord.
D. UMNs control voluntary movements, while LMNs control involuntary reflexes.
Select your answer:
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