Posterior communicating artery
Arteries at the base of the brain that form part of the circle of Willis / From Wikipedia, the free encyclopedia
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In human anatomy, the left and right posterior communicating arteries are small[1]:ā471ā arteries at the base of the brain that form part of the circle of Willis.
Quick Facts Details, Identifiers ...
Posterior communicating artery | |
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Details | |
Identifiers | |
Latin | arteria cerebri communicans posterior |
TA98 | A12.2.06.018 |
TA2 | 4521 |
FMA | 50084 |
Anatomical terminology |
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Anteriorly, it unites with the internal carotid artery (ICA) (prior to the terminal bifurcation of the ICA into the anterior cerebral artery and middle cerebral artery); posteriorly, it unites with the posterior cerebral artery.
With the anterior communicating artery, the posterior communicating arteries establish a system of collateral circulation in cerebral circulation.