WordNet
posterior cerebral artery
n. arises from the basilar artery; divides into three branches
Wikipedia
Posterior cerebral artery
The posterior cerebral artery (PCA) is one of a pair of blood vessels that supply oxygenated blood to the posterior aspect of the brain ( occipital lobe) in human anatomy. It arises near the intersection of the posterior communicating artery and the basilar artery and connects with the ipsilateral middle cerebral artery (MCA) and internal carotid artery via the posterior communicating artery (PCommA).
Usage examples of "posterior cerebral artery".
The position of this posterior cerebral artery bothers me a little.
He remembered the proximity of the electrode and the posterior cerebral artery.