<prompt> If a person has an arterial blood pressure of 12575 mm Hg:The pulse pressure is 40 mm HgThe mean arterial pressure is 92 mm HgDiastolic pressure is 80 mm HgSystolic pressure is 120 mm Hg  <response>: Ans. B. The mean arterial pressure is 92 mm HgBy convention, the first of the two numbers is the systolic pressure and the second is the diastolic pressure.Pulse pressure 125-75 mm Hg 50 mm HgMean arterial pressure Diastolic pressure one third of pulse pressure 75 mm Hg 50 mm Hg3 92 mm Hg 