central sulcus


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central sulcus

[′sen·trəl ′səl·kəs]
(anatomy)
A groove situated about the middle of the lateral surface of the cerebral hemisphere, separating the frontal from the parietal lobe.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
It is worth noting that the best three or four channels selected by the greedy algorithm are spatially close to each other and most of them were located near to the central sulcus. It suggested that the ECoG signals from these neighboring channels along the central sulcus might contain the most information about the difference between three types of gestures.
They mainly supply the inferior frontal cortex, the frontal opercular cortex, and also the cortex in parietal and central sulcus areas.
The surface of the disc of the scutellum is almost smooth, with no medial carina, central sulcus absent; these characters set it close N.
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.
During the time when the women were imaging that they were using crack cocaine, state-related regional cerebral blood flow (rCBF) increased in the central sulcus, rostral superior temporal gyrus, dorsal anterior and posterior cingulate cortex, and the nucleus accumbens area.
The area in the anterior bank of the central sulcus, called BA 4, has giant pyramidal cells, and is called Motor 1 (M1) because stimulation causes quick muscle jerks produced by long axons that descend all the way from the cortex to the spinal cord.
The anterior cerebral area was computed after connecting the upper edge of the central sulcus with a reference point at the base of the corpus callosum.

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