A. Pressure during heart relaxation
A.
B. Pressure during heart contraction
B.
C. Pressure in veins
C.
D. Pulse pressure
D.
Correct Answer: B
সঠিক উত্তর: B
Explanation
ব্যাখ্যা
When the heart muscle contracts and pumps blood out into the arteries, the pressure created is called systolic pressure.