central sulcus


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central sulcus

n
(Anatomy) a deep cleft in each hemisphere of the brain separating the frontal lobe from the parietal lobe
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.central sulcus - a brain fissure extending upward on the lateral surface of both hemispheres; separates the frontal and parietal lobes
sulcus - (anatomy) any of the narrow grooves in an organ or tissue especially those that mark the convolutions on the surface of the brain
cerebrum - anterior portion of the brain consisting of two hemispheres; dominant part of the brain in humans
References in periodicals archive ?
A digital rectal examination showed a rocky, well-defined prostate with disappeared central sulcus.
Carapace: anterior margin slightly concave, with several setiferous tubercles, eye tubercle black with eyes slightly facing antero-lateral margin, surface with many setiferous tubercles and small tubercles without setae, long sulcus present running from posterior to median eye to center of sulcus, 2 small sulci present on either side of long sulcus, central sulcus deep and radiating; frontal process concealed from above.

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