The nurse is assessing a 55-year-old patient in the clinic who's vital signs are: BP118/82, HR 81, RR 18, T 36.9, & O2 95%RA. The patient asks, "What do the blood pressure numbers mean?" The nurse's best reply is:A) The bottom number is the diastolic pressure and reflects the stroke volume of the heart.B) The bottom number is the diastolic pressure and reflects the pressure of blood against the arterial walls.C) The top number is the systolic pressure and reflects the pressure of the blood against the arterial walls.D) The numbers are within normal range and are nothing to worry about.

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