Cranial blood supply -erini

occlusion of the ____ produces visual and memory deficits

PCA (posterior cerebral artery supplies the occipital and temporal lobes)

vertebral arteries merge to form the _____ artery

basilar

internal carotid artery splits into _________ and _________

middle cerebral artery (C), anterior cerebral artery (B)

occlusion of the ____ produces paresis and sensory loss in the contralateral leg

ACA (anterior cerebral artery supplies medial region of the brain)

occlusion of the ____ produces contralateral hemianesthesia and paralysis of arm and lower part of face (and loss of language if the dominant hemisphere)

MCA (middle cerebral artery supplies lateral hemisphere of brain)

connects the right and left anterior cerebral arteries

anterior communicating artery

first branch off of basilar artery right after the two vertebral arteries merge

anterior inferior cerebellar artery (AICA)

basilar artery bifurcates into two ________ at the midbrain

posterior cerebral arteries (6)

connects the anterior circulation with the posterior circulation

posterior communicating artery

vertebral arteries give rise to these three branches (bottom to top (aka towards basilar artery))

posterior spinal artery, posterior inferior cerebellar artery (PICA), anterior spinal artery.

branch that comes off of the basilar artery right before the posterior cerebral artery is _______

superior cerebellar artery (7)