The center is the powerhouse of the cardiovascular system. It pumps the bloodstream throughout the body; it is a double pump since it pumps bloodstream in two different guidelines. The main elements of the hearts will be the vena cava, the pulmonary trunk, the pulmonary arteries, pulmonary veins, the still left and right atrium, the still left and right ventricle, the septum, the chordate tendineae and the aorta. The heart and soul is shaped kind of like a cone. It really is located..