Asked by Schuck RyanAngel on Jul 15, 2024
Verified
A patient has suffered a cerebral hemorrhage that has damaged the primary motor area of his right cerebral cortex. As a result the
A) patient cannot voluntarily move his right arm or leg.
B) patient feels no sensations on the left side of his body.
C) patient cannot voluntarily move his left eye.
D) patient's heart stops beating.
E) patient cannot voluntarily move his left arm or leg.
Primary Motor Area
The primary motor area is a region of the brain's frontal lobe responsible for the initiation of voluntary movement.
Cerebral Cortex
The outer layer of the cerebrum in the brain, involved in various high-level brain functions such as sensation, voluntary muscle movement, thought, reasoning, and memory.
Voluntarily Move
The action of moving muscles at will, involving conscious control, primarily managed by the nervous system.
- Elaborate on the descending circuits within the spinal cord and their function in voluntary actions.
Verified Answer
IV
India VereenJul 15, 2024
Final Answer :
E
Explanation :
The primary motor cortex is responsible for controlling voluntary movements on the opposite side of the body. Damage to the right cerebral cortex's primary motor area would impair movement in the left arm and leg.
Learning Objectives
- Elaborate on the descending circuits within the spinal cord and their function in voluntary actions.