The second area of the aorta after the ascending aorta. Because it goes on through the heart, it provides off the brachiocephalic trunk area, as well as the left typical carotid and subclavian arteries. The brachiocephalic trunk area splits to create the best subclavian and the correct common carotid arteries, which provide bloodstream off to the right arm additionally the right side for the neck and head. The remaining common carotid artery and left subclavian artery, the second and 3rd branches off the aortic arch, perform synchronous features on left part.
the part of the aorta that arches and converts downward
Remnants of the left aortic arch persist sometimes in the shape of a ligamentous strand.