Right atrium, Left atrium, Right ventricle, Left ventricle, Pulmonary, Systemic Aorta, Veins
The one-wav flow of blood in the human heart is from .........( 1) ......... where blood pour in oxygen enters, the ........ .(2). ........ which pumps blood through the .........( 3) ......artery to the lungs.Oxygen-rich blood returns to the heart by way of pulmonary..........(4).........,which empty into the .........( 5) .......... Then blood moves to the ......... (6) ......... which pumps the blood through the ......... (7) ......... and then to all the arteries of the body except those carrying blood to the lungs.