what is the largest passageway in circulatory system
The largest artery in the circulatory system is the aorta. It has three branches called the brachiocephalic trunk, right common carotid, and left common carotid.The aorta tra â¦ vels all the way from the heart to the common iliac artery.In other words, it reaches the hip region.he largest artery in the circulatory system is the aorta. It has three branches called the brachiocephalic trunk, right common carotid, and left common carotid.