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Wernicke–Korsakoff syndrome

a syndrome resulting from chronic alcoholism or nutritional insufficiency, associated with deficiency of vitamin B1 (thiamine). The syndrome is characterized by an acute confusional stage, ataxia, and oculomotor problems (see Wernicke’s encephalopathy), followed by chronic changes in mental status and memory (see Korsakoff’s syndrome). Lesions are centered in the midbrain, cerebellum, and diencephalon. [Karl Wernicke; Sergei S. Korsakoff (1854–1900), Russian psychiatrist]

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Psychology term of the day

March 11th 2025

resource competition

resource competition

mutual interference between cognitive resources involved in simultaneous effortful tasks. See dual-task competition.