Posterior communicating artery is a branch of _______________?

Correct answer: C. Internal carotid artery

A. Middle cerebral artery
B. External carotid artery
C. Internal carotid artery
D. Ophthamic artery

Explanation

The posterior communicating artery arises from the internal carotid artery and runs posteriorly to join the posterior cerebral artery. It is therefore part of the arterial circle of Willis rather than a branch of the middle or ophthalmic artery.

Submitted by a TestUstad contributor and published by the TestUstad editorial teamLast updated 21 September 2026

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Posterior communicating artery is a branch of _______________?

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