primary somatosensory cortex
E764634
The primary somatosensory cortex is a region of the brain’s parietal lobe that processes tactile, proprioceptive, and nociceptive information from the body to create conscious perception of touch and body position.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
brain region
ⓘ
cortical area ⓘ gray matter structure ⓘ somatosensory area ⓘ |
| borderedBy |
central sulcus
NERFINISHED
ⓘ
primary motor cortex ⓘ |
| BrodmannArea |
1
ⓘ
2 ⓘ 3a NERFINISHED ⓘ 3b ⓘ |
| hasFunction |
conscious perception of body position
ⓘ
conscious perception of touch ⓘ processing nociceptive information ⓘ processing proprioceptive information ⓘ processing tactile information ⓘ processing temperature information ⓘ stereognosis ⓘ texture discrimination ⓘ two-point discrimination ⓘ vibration sense ⓘ |
| hasProperty |
columnar organization
ⓘ
contralateral representation of body ⓘ cortical magnification of sensitive body parts ⓘ somatotopic organization ⓘ |
| involvedIn |
body schema representation
ⓘ
sensorimotor integration ⓘ tactile learning and plasticity ⓘ |
| lesionCauses |
astereognosis
ⓘ
contralateral loss of fine touch ⓘ contralateral loss of proprioception ⓘ impaired two-point discrimination ⓘ |
| locatedIn |
parietal lobe
ⓘ
postcentral gyrus NERFINISHED ⓘ |
| partOf |
cerebral cortex
ⓘ
neocortex ⓘ somatosensory system NERFINISHED ⓘ |
| projectsTo |
motor cortex
ⓘ
posterior parietal cortex NERFINISHED ⓘ premotor cortex ⓘ secondary somatosensory cortex NERFINISHED ⓘ |
| receivesInputFrom |
dorsal column–medial lemniscus pathway
ⓘ
spinothalamic tract NERFINISHED ⓘ thalamus NERFINISHED ⓘ ventral posterolateral nucleus of thalamus ⓘ ventral posteromedial nucleus of thalamus ⓘ |
| represents |
body surface
ⓘ
muscles and joints ⓘ |
| synonym |
S1
ⓘ
primary somesthetic cortex ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.