Quick Facts
The posterior parietal artery arises from the inferior terminal branch of the middle cerebral artery. It travels posterosuperiorly along the lateral surface of the cerebral hemisphere towards the posterior part of the parietal lobe, which it also travels along.
It provides an arterial supply to the posterior part of the parietal lobe.
Related parts of the anatomy
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Artery
When the artery is occluded blood is forced through the collateral vessels, drastically increasing fluid shear stress and triggering an inflammatory response which drives vessel remodeling.