bovine aortic arch

bovine aortic arch

A term of art for the most common anatomic variation of the arteries that arise from the aortic arch. In the usual configuration, the arch gives rise to:
(1) Brachiocephalic trunk (innominate artery);
(2) Left common carotid artery;
(3) Left subclavian artery.
In the bovine aortic arch, the brachiocephalic trunk and the carotid artery share a common origin