prefrontal cortex

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The frontmost portion of the frontal lobe, in front of the primary and secondary motor cortex, uniquely large in the human brain, involved in anxiety and also in brain functions such as working memory, abstract thinking, social behaviour, and executive functions such as decision making and strategic planning, any or all of which are affected by lesions in this area. The right prefrontal cortex is involved in monitoring behaviour, resisting distractions, and providing an awareness of self and of time. See also attention-deficit/hyperactivity disorder, delayed-response task, dorsolateral prefrontal cortex, object permanence, orbitofrontal cortex, ventromedial cortex. PFC abbrev. [From Latin prae in front + frons the forehead + -alis of or relating to + cortex bark or outer layer]

Subjects: Psychology.

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