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Aug 4, 2023 · 3. Endocardium (Innermost Layer of Heart) The endocardium is the innermost layer of the heart wall lining the internal chambers of the heart and the heart valves. It provides a smooth surface for efficient blood flow inside the heart chambers. It also houses capillaries to supply blood to the heart muscles, nerve fibers, and heart conduction cells.
Nov 3, 2023 · The endocardium has two layers. The inner layer lines the heart chambers and is made of endothelial cells. Superiorly, is the second layer: a subendocardial connective tissue which is continuous with the connective tissue of the myocardium.
- Regina Bailey
- Epicardium. Epicardium (epi-cardium) is the outer layer of the heart wall. It is also known as visceral pericardium as it forms the inner layer of the pericardium.
- Myocardium. Myocardium (myo-cardium) is the middle layer of the heart wall. It is composed of cardiac muscle fibers, which enable heart contractions. The myocardium is the thickest layer of the heart wall, with its thickness varying in different parts of the heart.
- Endocardium. Endocardium (endo-cardium) is the thin inner layer of the heart wall. This layer lines the inner heart chambers, covers heart valves, and is continuous with the endothelium of large blood vessels.
Jan 4, 2024 · Endocardium. The innermost layer of the cardiac wall is known as the endocardium. It lines the cavities and valves of the heart. Structurally, the endocardium is comprised of loose connective tissue and simple squamous epithelial tissue – it is similar in its composition to the endothelium which lines the inside of blood vessels.
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Mar 2, 2024 · The endocardium is the innermost lining layer of the heart, which covers the internal surfaces of the heart chambers and valves. It is one of the three main layers of the heart wall, the other two being the myocardium (the muscular middle layer) and the epicardium (the outer layer). Location The endocardium is located inside
Oct 30, 2023 · Like the vessels that branch from it, the heart has three distinct histological layers. The abluminal surface is called the epicardium; which is also the visceral component of the pericardium. The luminal surface is known as the endocardium, and the myocardium is the muscular layer that resides between the other two layers.
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Layers. The wall of the heart is composed of three layers of unequal thickness. From superficial to deep, these are the epicardium, the myocardium and the endocardium (see Figure 6.1.4). The outermost layer of the wall of the heart is also the innermost layer of the pericardium, the epicardium, or the visceral pericardium discussed earlier.