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The Circle of Willis is a circle of arteries that provides main blood supply to the brain and the surrounding structures.

It is important as prevents ischemia(shortage of blood to tissues) thus preserving cerebral perfusion when one or more artery in the brain is blocked due to throbosis or embolism.

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What is the function of the cerebral arterial circle?

The function of the cerebal arterial circle (Circle of Willis) is protection. It provides alternate pathways for blood to reach the brain tissues in the case of arterial occlusion or impaired bloodflow anywhere in the system.


What is the name of the communication network formed by paired arteries of the brain that cooperate to form a ring of blood vessels encircling the pituitary gland at the base of the brain?

Circle of Willis or the cerebral arterial circle


What is the name of the communication network that encircles the pituitary gland?

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What is the ring-shaped anastomosis that forms the cerebral arterial circle?

The ring-shaped anastomosis that forms the cerebral arterial circle is called the Circle of Willis. It is located at the base of the brain and helps to provide collateral circulation in case of blockages in the cerebral arteries.


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Cerebral arterial circle AKA Circle of Willis


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No, a circle graph is never a function.


Does a circle represent a function in linear functions?

a) A circle is not the graph of a function. b) A circle is not linear.


What are the Blood vessesl encircling pituitary gland collectively called?

Circle of Willis


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The shape of a circle IS capable of being described by an algebraic function. so no


Which arteries pass through the foramen magnum and then unite to form the basilar artery?

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