Which of the following layers of the heart and their functions are correctly matched?

A. Epicardium-protective inner lining of the heart chambers and valves
B. Myocardium-cardiac muscle tissue that pumps blood out of the heart chambers
C. Pericardium-protective inner lining of the heart chambers and valves
D. Endocardium-protective outer covering


Answer: B

Anatomy & Physiology

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