it would also make it possible to present in instantly understandable diagrams the magnitudes and interrelations of such variables as the oxygen consumption , the blood 's oxygen capacity and the oxygen contents of the blood in the great vessels connecting the heart and the two circulations , the combined ventricular output and its components , the mean pressure difference across the pulmonary circulation and the pulmonary vascular resistance .
C0018787
heart
C0018827
ventricular