In humans, ____________ is the difference between systolic and diastolic pressure.

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

A. 40 mm Hg
B. 20 mm Hg
C. 0 mm Hg
D. None of the above
Answer: 40 mm Hg