EPPP Psychology

Category - Biological Bases of Behavior

Broca’s aphasia, a neuropsychological disorder, is characterized by difficulty in both speech and writing. Speech is uneven and word recall is poor; patients have trouble constructing sentences. Damage to which parts of the brain is responsible for Broca’s aphasia?
  1. Anterior regions such as the inferior frontal gyrus
  2. Posterior regions such as the superior temporal gyrus
  3. Midbrain regions such as the cerebral peduncle
  4. Areas of neurons such as the axons
Explanation
Answer: A - Broca’s aphasia is caused by damage to anterior regions such as the inferior frontal gyrus (though not limited to that area). This area of the brain is known as Broca’s area, and is critical for speech production.
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