A Diagram of Pulmonary Circulation
A diagram of pulmonary circulation. Labels: 1, Descending vena cava. 2, Ascending cava vein. 3, Chamber of right side of heart. 4, Chamber of left side of heart. 5, Aorta. 6, Arch of aorta. 7, Pulmonary artery. 8, Its left branch. 9, Its right branch. 10, Right pulmonary vein. 11, Left pulmonary vein.