Heart Physiology Video Lessons

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Problem: Why is blood pressure higher during systole than during diastole?a. The contraction of the heart during systole increases the blood pressure against arterial walls.b. More blood flows into the heart during systole than during diastole.c. The relaxation of the heart during systole increases the blood pressure against arterial walls.d. The contraction of the heart during systole increases the blood pressure against the valves separating the atria from the ventricles.e. The contraction of the heart during diastole decreases the blood pressure against arterial walls.

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Problem Details

Why is blood pressure higher during systole than during diastole?

a. The contraction of the heart during systole increases the blood pressure against arterial walls.

b. More blood flows into the heart during systole than during diastole.

c. The relaxation of the heart during systole increases the blood pressure against arterial walls.

d. The contraction of the heart during systole increases the blood pressure against the valves separating the atria from the ventricles.

e. The contraction of the heart during diastole decreases the blood pressure against arterial walls.

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