The nurse is caring for a patient whose blood pressure is 120/78 . What is the pulse pressure?
A) 22
B) 32
C) 42
D) 52
C
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The pulse pressure is the difference between systolic and diastolic pressure. The systolic pressure is usually 40 points greater than the diastolic pressure. A pulse pressure of over 50 points or less than 30 points is considered abnormal. This patient's pulse pressure is 42 (120 minus 78).
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