Prefrontal cortex and personality
After an iron rod passed through his frontal lobe, Phineas Gage remained intelligent but became impulsive and socially inappropriate. Which region's damage best explains this?
Answer A: explanation for every choice
A
Correct. The prefrontal cortex supports planning, impulse control, and social behavior.
B
The occipital lobe processes vision.
C
The cerebellum coordinates movement and balance.
D
The medulla controls vital functions such as breathing and heart rate.
TakeawayPrefrontal cortex: executive function and impulse control.
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Reviewed 2026-11-05 by a medical student. Spot an error? Report it with question ID ps112.