Occipital portion of skull (yellow).

Inferior view of the circle of Willis which provides the arterial blood supply to the brain (anterior inferior cerebellar arteries).

Inferior view of the circle of Willis which provides the arterial blood supply to the brain (labyrinthine arteries).

Inferior view of the brain.

Inferior view of the circle of Willis which provides the arterial blood supply to the brain (middle cerebral arteries).

Anteroposterior renal arteriogram illustrating the renal arteries and segmental branches.

Inferior view of the circle of Willis which provides the arterial blood supply to the brain (basilar artery, vertebral arteries and anterior spinal artery).

Branches of the inferior mesenteric artery.

Sagittal section of brain revealing corpus collusum.

Inferior view of the circle of Willis which provides the arterial blood supply to the brain (anterior cerebral arteries and anterior communicating artery).

Rectum and anal canal. A. Arteries, anterior view.

Anterior view of the trachea and pulmonary trunk and their respective branches illustrating their anatomical relationship.

Inferior Brain Arteries