Q. In humans, ____________ is the difference between systolic and diastolic pressure.
A. 40 mm Hg
B. 20 mm Hg
C. 0 mm Hg
D. None of the above
Answer: 40 mm Hg
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A. 40 mm Hg
B. 20 mm Hg
C. 0 mm Hg
D. None of the above
Answer: 40 mm Hg