A neurosurgeon is electrically stimulating different regions of a patient's primary motor cortex using fine electrodes.As the electrodes are moved to different areas, each stimulus causes the patient to experience
A) an increase in heart rate.
B) pain in different parts of the body.
C) greater visual sensitivity to light.
D) muscle twitches.
E) vivid memories.

Question

Quizplus · Accepted Answer

Electrically stimulating the primary motor cortex would cause muscle twitches as it is responsible for controlling voluntary movements.

The other choices are not likely to be affected by stimulating this area of the brain.

A Neurosurgeon Is Electrically Stimulating Different Regions of a Patient's