Aortic Arches Small 254×320 Medium 509×640 Large 814×1024 Download Tiff Original 1907×2400 | (652.6 KB) Description Aortic arches of a mammal, and their relations to the five embryonic arches. Labels: c, c', carotids; A, aorta; Ap, pulmonary artery; Aa, great arch of aorta. Keywords "aortic arch", aorta Galleries Mammal Anatomy: Internal Organs Source: Beach, Fredrick Converse The Encyclopedia Americana (New York, NY: The Americana Company, 1903)