The Heart and Vascular System
(A) Anterior vena cave from head. (B) Aorta to body and head. (C) Pulmonary artery to lungs. (D) Pulmonary veins from lungs. (E) Left atrium. (F) Left ventricle. (G) Right ventricle. (H) Right atrium. (J) Posterior vena cava from body. (1) Aorta. (2) Pulmonary artery. (3) Pulmonary veins. (4) Diaphram. (5) Left atrium. (6) Left ventricle. (7) Coronary blood vessels. (8) Right atrium. (9) Anterior vena cava.