Normal circulation with representative right and left cardiac pressures (in mm Hg)
Normal circulation with representative right and left cardiac pressures (in mm Hg)
Normal circulation with representative right and left cardiac pressures (in mm Hg)

Representative right heart oxygen saturation = 75%; representative left heart oxygen saturation = 95%. Atrial pressures are mean pressures.

AO = aorta; IVC = inferior vena cava; LA = left atrium; LV = left ventricle; PA = pulmonary artery; PV = pulmonary veins; RA = right atrium; RV = right ventricle; SVC = superior vena cava.