Uberon definition : 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.;
Uberon synonym : posterior communicating segment of the basilar artery; caudal communicating segment;
Uberon related term : PCS; PCA;
Uberon Taxon note : todo - verify ZFA link: An artery that connects caudal division of the internal carotid
artery and the basal communicating artery to the basilar artery;
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.