AP PSYCHOLOGY

BIOLOGICAL BASES OF BEHAVIOR

THE NERVOUS AND ENDOCRINE SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
If someone experiences a change in their personality after injuring their brain, what lobe/region of the brain was impacted?
A
Frontal lobe in the cerebrum
B
Brainstem
C
Cerebellum
D
Frontal lobe in the brainstem
Explanation: 

Detailed explanation-1: -Damage to the neurons or tissue of the frontal lobe can lead to personality changes, difficulty concentrating or planning, and impulsivity.

Detailed explanation-2: -A person’s personality can undergo significant changes after an injury to the frontal lobes, especially when both lobes are involved. There are some differences in the left versus right frontal lobes in this area.

Detailed explanation-3: -Focal frontal lobe disorders can cause more readily predictable changes in personality: orbitofrontal cortex lesions usually lead to a disinhibited, acquired sociopathy; dorsolateral cortex lesions disrupt organization, planning, and judgment; and disruption of anterior cingulate gyri results in apathy.

Detailed explanation-4: -Frontal Lobes It’s the largest part of the brain. They often get injured due to their location at the front of the skull, near rough, bony skull ridges.

Detailed explanation-5: -The frontal lobe is part of the frontal cortex. It is a part of the brain that plays a role in memory, attention, judgment, and other vital functions. Damage to the frontal lobe can occur as a result of dementia, a traumatic injury, multiple sclerosis, a brain tumor, or a stroke.

There is 1 question to complete.