Problem
Your patient has a BP of 120/80 mm Hg. at 0800.
At 1000 your patient's BP has dropped to 90/70 mm Hg.
1. What is the significance of the systolic blood pressure change from 120 to 90 mm Hg?
2. Why is there less change in the diastolic blood pressure (80 mm Hg to 70 mm Hg)?