The function of the cerebral arterial circle is to provide alternate routes by which blood can reach different portions of the brain.

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The cerebral arterial circle, also known as the circle of Willis, is a circular arrangement of blood vessels located at the base of the brain. Its primary function is to provide collateral circulation or alternate routes by which blood can reach different portions of the brain if one of the arteries becomes blocked or narrowed. This helps to maintain adequate blood flow and prevent brain damage due to reduced oxygen and nutrients.

The Function of the Cerebral Arterial Circle Is to Provide