precentral gyrus

Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to precentral gyrus: postcentral gyrus
ThesaurusAntonymsRelated WordsSynonymsLegend:
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
References in periodicals archive ?
The arm-hand region of precentral gyrus (ahPCG) was mapped without knowledge of severity of paresis on Matsui and Hirano atlas templates [17] (supplemented by Damasio atlas templates [18]).
The researchers found that the experienced psychographers showed lower levels of activity in the left hippocampus (limbic system), right superior temporal gyrus, and the frontal lobe regions of the left anterior cingulate and right precentral gyrus during psychography compared to their normal (non-trance) writing.
Seizures were recorded and the seizure focus was localized to the inferior precentral gyrus and prefrontal area.