What is the first branch off of the aortic arch?

A) left common carotid artery
B) right common carotid artery
C) right subclavian artery
D) brachiocephalic trunk


D
Explanation:
A) The left common carotid artery is not the first branch off of the aortic arch.
B) The right common carotid artery branches off of the brachiocephalic trunk.
C) The right subclavian artery branches off of the brachiocephalic trunk.

Anatomy & Physiology

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