A 22-year-old student has to have a physical examination to certify that he is able to participate in interscholastic athletics.During the cardiovascular examination,you report his heart rate as 60 beats/minute and his arterial blood pressure as 118/68 mm Hg.According to echocardiographic study,his end-diastolic volume is 150 mL and his end-systolic volume is 60 mL. The patient's mean arterial pressure is estimated as:

Question

Quizplus · Accepted Answer

Mean arterial pressure = (systolic pressure + 2 x diastolic pressure)/3= (118 + 2 x 68)/3= (118 + 136)/3= 254/3= 84.67 mm Hg= 85 mm Hg

A 22-Year-Old Student Has to Have a Physical Examination to Certify