Author Question: Given the fact that the motor cortex controls movement of contralateral body parts, if your ... (Read 58 times)

Bernana · **on:** Jun 22, 2018

Given the fact that the motor cortex controls movement of contralateral body parts, if your grandfather experiences damage to his right hemisphere motor cortex due to a stroke, it is likely that he will

a. not be able to walk at all because he will be paralyzed from the waist down.
b. have some paralysis in the left side of his body.
c. not be able to understand anything you say to him.
d. have some paralysis on the right side of his body.

Question 2

The nerve fibers that originate in the cerebral cortex and control movement cross the midline just above the junction of the medulla and spinal cord. As a result, these fibers provide input to _________ structures of the body, or structures that are on the _________ side of the midline as the cortical cells providing their motor input.

a. ipsilateral; same
b. contralateral; opposite
c. ipsilateral; opposite
d. contralateral; same