Synonym: Ventriculus sinister, left ventricle Definition The left ventricle, as part of the “great” or body’s circulation, is located downstream of the left atrium (atrium sinistrum) and pumps the oxygen-rich blood fresh from the lungs into the aorta and thus into the body’s circulation, where it supplies all the important structures with oxygen. Anatomy left … Left ventricle
Histology – Wall layering The wall layers are the same in all four heart interiors: The innermost layer is the endocardium, consisting of a single-layer epithelium, which is supported by the connective tissue lamina propria. The muscle layer (myocardium) is connected to the outside of this. The outermost layer is the epicardium. Blood supply The … Histology – Wall layering | Left ventricle
Synonym: Atrium Definition The heart has two atria, the right atrium and the left atrium. The atria are located in front of the respective ventricle and can be assigned to different blood circulations: The right atrium is part of the “small” circulation (pulmonary circulation) The left atrium is part of the “big” circulation (body circulation) … Left atrium
The heart consists of different layers. The innermost layer is the endocardium. As the innermost layer, it comes into direct contact with the blood that flows through the heart. The endocardium (from inside to outside) contains the myocardium (the layer of the heart muscle) and the epicardium (the outer skin of the heart). The pericardium, … Endocardium
Diseases The inflammation of the inner skin of the heart is called endocarditis. Untreated, this disease is usually fatal, but nowadays it is easily treatable with antibiotics. Other diseases are Löffler’s endocarditis and endomyocardial fibrosis. Diagnostics Echocardiography is used to visualize the endocardium. This allows the heart valves in particular to be examined very well. … Diseases | Endocardium
