One of a pair of right-sided and left-sided blood vessels in the circle of Willis. It connects the three cerebral arteries of the same side. Anteriorly, it is one portion of the terminal trifurcation of the internal carotid artery. The anterior cerebral artery and the middle cerebral artery are the other two branches of the trifurcation. Posteriorly, it communicates with the posterior cerebral artery. [ http://en.wikipedia.org/wiki/Posterior_communicating_artery ]

Synonyms: caudal communicating segment posterior communicating segment of the basilar artery

This is just here as a test because I lose it

Term information

database cross reference
Subsets

uberon_slim, vertebrate_core, human_reference_atlas

depicted by

http://upload.wikimedia.org/wikipedia/commons/2/2e/Circle_of_Willis_en.svg

external definition

An artery that connects caudal division of the internal carotid artery and the basal communicating artery to the basilar artery. Isogai et al. 2001.[TAO]

has related synonym

PCS

arteria cerebri communicans posterior

PCA

id

UBERON:0001628

present in taxon

http://purl.obolibrary.org/obo/NCBITaxon_9606

taxon notes

todo - verify ZFA link: An artery that connects caudal division of the internal carotid artery and the basal communicating artery to the basilar artery