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EPPP Psychology

Category - Biological Bases of Behavior

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Amnestic disorders involve impairments in short- or long-term memory that significantly interfere with functioning. Korsakoff’s syndrome, most often expressed in anterograde amnesia, is thought to be caused by what?

Alcoholism
Thiamine deficiency
Wernicke's encephalopathy
Lithium overdose

Explanation

Answer: B - Korsakoff’s syndrome is thought to be a result of chronic thiamine (vitamin B₁) deficiency, which can cause damage to neurons and other parts of the brain. Wernicke's encephalopathy sometimes accompanies Korsakoff’s.

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