Which layer of the heart is responsible for contracting in order to pump blood?
A)endocardium
B)epicardium
C)pericardium
D)myocardium

Name: Which layer of the heart is responsible for contracting in order to pump blood? A)endocardium B)epicardium C)pericardium D)myocardium
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Quizplus · Accepted Answer

The myocardium is the muscle layer of the heart and is responsible for contracting in order to pump blood.The endocardium is the inner layer of the heart.The pericardium is the sac in which the heart is enclosed.

Which Layer of the Heart Is Responsible for Contracting in Order