A patient's blood pressure is 90/72 mm Hg. What is the patient's pulse pressure?
a. 40 mm Hg
b. 25 mm Hg
c. 18 mm Hg
d. 12 mm Hg
C
Pulse pressure describes the difference between systolic and diastolic values. The normal pulse pressure is 40 mm Hg (i.e., the difference between an SBP of 120 mm Hg and a DBP of 80 mm Hg). A patient with a blood pressure of 90/72 mm Hg has a pulse pressure of 18 mm Hg.
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