Multiple Choice
Which statement about the knee-jerk reflex is true?
A) It requires a decision to move the leg.
B) It requires stretch receptors that fire action potentials in motor neurons.
C) It involves motor neurons conducting action potentials to the leg muscles.
D) It requires interneurons carrying signals to the brain.
E) It involves output leaving the dorsal horn of the spinal cord.
Correct Answer:
Verified
Correct Answer:
Verified
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