Circulus arteriosus is formed by
Correct Answer: All of the above.
Description: Circulus arteriosus or "circle of Willis" is a anatomical peculiarity of cerebral arteries.
It is formed by
• Anteriorly by anterior communicating artery.
• Posteriorly by basilar artery.
• On each side by anterior cerebral, posterior cerebral, posterior communicating and internal carotid arteries.
Category:
Anatomy
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