Blood Supply to the Brain

Which arteries pass through the transverse foramina of the vertebrae (posterior circulation)?

vertebral arteries

Which arteries enter the skull through the carotid canal (anterior circulation)?

internal carotid arteries

What are the 3 major branches of the internal carotid artery?

anterior cerebral arteries, middle cerebral arteries, and posterior communicating arteries

What are the 3 major branches of the vertebral artery?

posterior cerebral arteries, basilar artery, and cerebellar arteries

Which arteries make up the circle of Willis (circle between anterior and posterior)?

anterior cerebral arteries, anterior communicating arteries, internal carotid arteries, posterior communicating arteries, posterior cerebral arteries