Internal carotid arteries

Definition

The internal carotid arteries are major blood vessels that supply oxygen-rich blood to the brain, eyes, and other parts of the head. They branch from the common carotid arteries and extend upward into the skull.

Related terms

Brain Circulation: The movement of blood through the network of arteries and veins supplying the brain.

Common Carotid Artery: A major artery that divides into the internal and external carotid arteries; it supplies blood to the face, neck, and brain.

Circle of Willis:

A circular system of arteries that provides multiple pathways for blood to supply the brain, ensuring redundancy in case one path is blocked