heart right ventricle weight to body weight ratio 2012-07-11T12:08:49Z A calculated value in which the weight of the right ventricle, the lower chamber of the right side of the heart, which pumps venous blood through the pulmonary trunk and arteries to the capillaries of the lung, is divided by the total weight of the body and presented as a ratio thus normalizing it to body weight. JSmith calculated heart right ventricle weight