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

Question

Quizplus · Accepted Answer

The innermost layer of the heart is the endocardium, which lines the inside of the heart chambers and covers the heart valves. The epicardium is the outermost layer, the myocardium is the middle layer consisting of cardiac muscle, and the pericardium is the sac that surrounds and protects the heart.

The Innermost Layer of the Heart Is The