Conus arteriosus

The Great Vessels - Heart Anatomy The great vessels are the major arteries and veins connected to the heart, forming its main inflow and outflow tracts. The aorta arises from the left ventricle, gives coronary arteries from its ascending part, forms the aortic arch at T4 with three branches brachiocephalic trunk, left common carotid, and left subclavian and continues as the descending and abdominal aorta after passing the diaphragm at T12. The pulmonary trunk arises from the right ventricle, run