ejection period, the second phase of ventricular systole, when the semilunar valves are open and blood is being discharged into the aortic and pulmonary arteries. Also called sphygmic interval.
ejection period, the second phase of ventricular systole, when the semilunar valves are open and blood is being discharged into the aortic and pulmonary arteries. Also called sphygmic interval.