During a knee jerk reflex,which of the following steps occurs first?
A) stretch receptor is activated
B) interneuron sends an inhibitory signal to the hamstring muscle
C) motor neuron stimulates the quadriceps muscle
D) action potential travels along a sensory neuron
Correct Answer:
Verified
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A)oligodendrocytes
B)Schwann cells
C)astrocytes
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A)opening of
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A)vary in intensity
B)vary in frequency and
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A)pulses of ion flow along
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