precentral gyrus

Thesaurus

Noun

1.

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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