THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -Endocardial cells are specialized endothelial cells that, during embryogenesis, form a lining on the inside of the developing heart, which is maintained throughout life.

Detailed explanation-2: -The endocardium is the innermost layer of tissue that lines the chambers of the heart. Its cells are embryologically and biologically similar to the endothelial cells that line blood vessels. The endocardium also provides protection to the valves and heart chambers.

Detailed explanation-3: -The endocardium is a thin, smooth tissue that makes up the lining of the chambers and valves of the heart. The innermost layer of the heart’s walls, it serves as a barrier between cardiac muscles and the bloodstream and contains necessary blood vessels.

Detailed explanation-4: -Three distinct layers comprise the heart walls, from inner to outer: Endocardium. Myocardium. Epicardium (inner layer of the pericardium)