The middle layer of the heart is the:
A) endocardium.
B) epicardium.
C) myocardium.
D) pericardium.

Question

Quizplus · Accepted Answer

The middle layer of the heart is the myocardium, which is made up of cardiac muscle tissue responsible for the contraction and pumping of blood. The endocardium is the inner layer lining the chambers of the heart, the epicardium is the outer layer covering the heart, and the pericardium is a sac surrounding and protecting the heart.

The Middle Layer of the Heart Is The