precentral gyrus

(redirected from ascending frontal convolution)
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Noun1.precentral gyrus - the convolution of the frontal lobe that is bounded in back by the central sulcus and that contains the motor area
central gyrus - either of two gyri on either side of the central sulcus
frontal cortex, frontal lobe - that part of the cerebral cortex in either hemisphere of the brain lying directly behind the forehead
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