Which of the Following Factors Greatly Improves Venous Return to the Heart

question 1

Multiple Choice

Which of the following factors greatly improves venous return to the heart during strenuous exercise?

• A)rapid emptying of the right side of the heart
• B)forceful action of the valves in the veins
• C)contraction and relaxation of skeletal muscle
• D)peristalsis in the large veins

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