Compare the rate of blood flow out of the ventricles between the first and second heart sounds of the same beat with the rate of blood fl ow out of the ventricles between the second heart sound of one beat and the first heart sound of the next beat.

Compare the rate of blood flow out of the ventricles between the first and second heart sounds of the same beat with the rate of blood fl ow out of the ventricles between the second heart sound of one beat and the first heart sound of the next beat.