postcentral gyrus

(redirected from somatosensory cortex)
Also found in: Thesaurus, Medical, Encyclopedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.postcentral gyrus - the convolution of parietal lobe that is bounded in front by the central sulcus
central gyrus - either of two gyri on either side of the central sulcus
parietal cortex, parietal lobe - that part of the cerebral cortex in either hemisphere of the brain lying below the crown of the head
References in periodicals archive ?
To test this, I will use two-photon microscopy and calcium indicators to study the effects of callosal input on the somatosensory cortex of mice that are trained to perform a tactile discrimination task.
The somatosensory cortex is an important component in the acquisition of new motor skills.
Now, EPFL scientists have used ultra-high field 7 Tesla fMRI to show how TMSR affects upper-limb representations in the brains of patients with amputations, in particular in primary motor cortex and the somatosensory cortex and regions processing more complex brain functions.
One, for example, was the sequential activation during motor tasks of the premotor cortex, then the primary somatosensory cortex, then the primary motor cortex in healthy brains.
The authors found that when the participants thought about being rejected, areas of the brain that support the sensory components of physical pain (the secondary somatosensory cortex and the dorsal posterior insula) became active.
Comparison between SPECT imaging of FMS patients and healthy subjects revealed elevated activity in the somatosensory cortex and reduced activity in the frontal, cingulate, medial temporal, and cerebellar cortices.
The primary somatosensory cortex modulates somatosensory information and receives projections from the thalamus ventral posteromedial nucleus and facial sensory information integration itself.
After sensing infrared light, the detectors would send the information to the rats' somatosensory cortex, a receptive area for touch.
Additionally, hyperperfusion of the somatosensory cortex has been demonstrated in children with ADHD, (16,22) suggesting increased responsiveness to extraneous environmental input.
The bullet went straight through, skimmed the frontal and took out a piece of the parietal and somatosensory cortex.
The most famous area of the brain associated with representation is the primary somatosensory cortex (S1) (Flor 2000, Penfield and Boldrey 1937, Stavrinou et al 2007, Wand et al 2011).
The afferent impulse travels through the dorsal nerve root, dorsal column of the spinal cord, and thalamus to reach the primary somatosensory cortex.