postcentral gyrus


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Related to postcentral gyrus: precentral gyrus, Prefrontal cortex, parietal lobe

postcentral gyrus

[pōst′sen·trəl ′jī·rəs]
(anatomy)
The cerebral convolution that lies immediately posterior to the central sulcus and extends from the longitudinal fissure above the posterior ramus of the lateral sulcus.
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Speaking: Areas of activation were observed bilaterally in the superior frontal gyrus (BA6), and the insula (BA13) and the inferior parietal lobule (BA47), the superior parietal lobule (BA7), the superior temporal gyrus (BA22) and the postcentral gyrus (BA43) of the left hemisphere, the superior temporal gyrus (BA 42, 38) and the precentral gyrus (BA6) of the right hemisphere.
Significant volume losses in the inferior parietal lobule and, in some patients, the postcentral gyrus, account for most of the parietal deficits in these patients.