MCA
E764636
The MCA is a major cerebral artery that supplies blood to large portions of the lateral surfaces of the frontal, temporal, and parietal lobes, playing a critical role in motor, sensory, and language functions.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Middle cerebral artery | 0 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
blood vessel
ⓘ
cerebral artery ⓘ |
| abbreviation | MCA NERFINISHED ⓘ |
| arisesIn | subarachnoid space ⓘ |
| branchOf | internal carotid artery NERFINISHED ⓘ |
| clinicalSignificance | most commonly affected artery in ischemic stroke ⓘ |
| coursesThrough | sylvian fissure ⓘ |
| drainsInto | cerebral veins ⓘ |
| givesBranch |
angular artery
NERFINISHED
ⓘ
central (Rolandic) artery NERFINISHED ⓘ cortical branches ⓘ lenticulostriate arteries NERFINISHED ⓘ orbitofrontal artery NERFINISHED ⓘ postcentral artery NERFINISHED ⓘ precentral artery NERFINISHED ⓘ temporal branches ⓘ |
| hasLaterality |
left middle cerebral artery
ⓘ
right middle cerebral artery NERFINISHED ⓘ |
| hasSegment |
M1 segment
NERFINISHED
ⓘ
M2 segment NERFINISHED ⓘ M3 segment ⓘ M4 segment ⓘ |
| locatedIn |
brain
ⓘ
cranial cavity ⓘ |
| occlusionCanCause |
aphasia in dominant hemisphere lesions
ⓘ
contralateral hemiparesis (face and arm > leg) ⓘ contralateral hemisensory loss (face and arm > leg) ⓘ contralateral homonymous hemianopia ⓘ gaze preference toward side of lesion ⓘ hemineglect in nondominant hemisphere lesions ⓘ |
| originatesFrom | internal carotid artery NERFINISHED ⓘ |
| partOf |
anterior circulation of brain
ⓘ
cerebral circulation ⓘ |
| supplies |
Broca area
NERFINISHED
ⓘ
Wernicke area NERFINISHED ⓘ auditory cortex (superior temporal gyrus) NERFINISHED ⓘ basal ganglia (via lenticulostriate arteries) ⓘ insula ⓘ internal capsule (superior portion) ⓘ language-dominant perisylvian cortex ⓘ lateral surface of frontal lobe ⓘ lateral surface of parietal lobe ⓘ lateral surface of temporal lobe ⓘ motor speech areas ⓘ primary motor cortex (lateral aspect) ⓘ primary somatosensory cortex (lateral aspect) ⓘ sensory association cortex of lateral hemisphere ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.