A monkey makes arm movements while you record the activity of a cell in primary motor cortex in a cortical column related to arm muscles.What is probably true about the cell's activity?
A) It is linearly related to movement direction and thus can predict the direction of the upcoming movement.
B) It does not vary with movement direction.
C) It always increases during the movement.
D) It is nonlinearly related to movement direction and does not predict the specific direction of the upcoming movement.
Correct Answer:
Verified
Q1: The phasic Ia stretch reflex:
A)Has a polysynaptic
Q2: According to the size principle:
A)Large α
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Q4: Upper motor neuron (or pyramidal tract)syndrome is:
A)Characterized
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Q6: Damage to which structure would produce an
Q8: In the motor map of the primary
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Q10: Intrafusal muscle fibers but not extrafusal fibers:
A)Receive
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