The basilar artery and middle cerebral arteries, supplying the brain, are also considered part of the circle.

In under 15% of people the basilar artery gives rise to the labyrinthine artery.

Posterior to the clivus is the basilar artery.

Canal or deep groove in floor of basioccipital and basispehnoid for basilar artery.

No canal in basioccipital or basispehnoid for basilar artery.

Inside the skull, the arteries merge to form the basilar artery, which joins the circle of Willis.

In human anatomy, the basilar artery is one of the arteries that supplies the brain with oxygen-rich blood.

Within the cranium the two vertebral arteries fuse into the basilar artery.

The specific receptor subtype it activates is present in the cranial and basilar arteries.

The bifurcation of the basilar artery.

The basilar artery runs within the basilar sulcus.

In most adults, the PCA sources from the anterior portion of the basilar artery.

At the lower border of the pons it unites with the vessel of the opposite side to form the basilar artery.

It transmits the facial and acoustic nerves and the internal auditory branch of the basilar artery.

This type was initially believed to be due to spasms of the basilar artery, the artery that supplies the brainstem.

Medial pontine syndrome results from occlusion of paramedian branches of the basilar artery.

Inside the skull, the two vertebral arteries join up to form the basilar artery at the base of the medulla oblongata.

Basilar artery dissection has also been reported in connection with sexual activity, though most coital cephalalgia is benign in nature.

Complications include subarachnoid hemorrhage, basilar artery injury and hypothalamic or pituitary injury.

It arises from the basilar artery at the level of the junction between the medulla oblongata and the pons in the brainstem.

When someone has a basilar artery migraine, there is a disturbance of a major artery at the brainstem or base of the brain.

Basilar artery migraines are known by several different names: basilar-type migraine Bickerstaff syndrome brainstem...

Oxygenated blood is supplied by three artery branches off the basilar artery and vertebral artery.

For example, thalamoperforator arteries, which are branches of the basilar artery, occasionally supply the inferior half of the posterior limb.

Patients often survive on the collateral circulation from the back (posterior) of the Circle of Willis, from the basilar artery.