The vessels that supply blood to most of the brain tissue are branches off of the _____ at the base of the brain.

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The cerebral arterial circle, also known as the circle of Willis, is a ring of arteries located at the base of the brain. It supplies blood to most of the brain tissue, and includes branches from both the internal carotid arteries and vertebral arteries. The other arteries listed do not directly supply blood to the brain.

The Vessels That Supply Blood to Most of the Brain