Question

a study of the firing of primary motor cortex neurons while monkeys moved freely about indicated that their firing was often related to the

○ end point (i.e., target) of the movement.

○ acceleration of the movement.

○ direction of the movement.

○ speed of the movement.

Explanation:

The text clearly states that the firing of primary motor cortex neurons in monkeys moving freely was often related to the direction of the movement.

Answer:

C. direction of the movement