What is the role of the thoracic pump in the return of blood to the heart?
A. Creating a difference in pressure between the veins in the chest and abdominal cavities
B. Pushing or massaging blood back to the heart with each muscle contraction
C. Regulating blood clotting
D. Assisting in the distribution of blood to different organs
Preview next quiz:
What is the main role of arteries in the cardiovascular system?
A. Returning blood to the heart
B. Exchanging gases and nutrients with the tissues
C. Regulating blood distribution to the various tissues
D. Carrying oxygenated blood away from the heart
Disclaimer:
Medical Quiz should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational and educational purposes only.