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

Question

Quizplus · Accepted Answer

The endocardium is the inner layer of the heart's lining, made up of a thin layer of endothelial cells that line the chambers, valves, and blood vessels of the heart. The epicardium is the outermost layer of the heart, the pericardium is the sac that surrounds the heart, and the myocardium is the middle layer of the heart's muscular wall.

The Inner Layer of the Lining of the Heart Is