Template:Heart

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v • d • e Anatomy of torso, cardiovascular system: heart (TA A12.1, GA 5.524) General Surface base · apex · grooves (coronary/atrioventricular, interatrial, anterior interventricula, posterior interventricular) · surfaces (sternocostal, diaphragmatic) · borders (right, left) · Openings of smallest cardiac veins Internal atria (interatrial septum, musculi pectinati, sulcus terminalis) · ventricles (interventricular septum, trabeculae carneae, chordae tendineae, papillary muscle) · valves · cusps · Atrioventricular septum cardiac skeleton (fibrous trigone, fibrous rings) Intervenous tubercle Chambers Right heart (vena cavae, coronary sinus) → right atrium (atrial appendage, fossa ovalis, limbus of fossa ovalis, crista terminalis, valve of inferior vena cava, valve of coronary sinus) → tricuspid valve → right ventricle (conus arteriosus, moderator band/septomarginal trabecula)  → pulmonary valve → (pulmonary artery and pulmonary circulation) Left heart (pulmonary veins) → left atrium (atrial appendage) → mitral valve → left ventricle → aortic valve (aortic sinus) → (aorta and systemic circulation) Layers Endocardium Heart valves Myocardium Conduction system: Cardiac pacemaker · SA node · AV node · bundle of His · Purkinje fibers Pericardial cavity Pericardial sinus Pericardium fibrous pericardium (Sternopericardiac ligaments) · serous pericardium (epicardium/visceral layer) · Fold of the left vena cava heart navs: anat/physio/dev, noncongen/congen/neoplasia, symptoms+signs/eponymous, proc

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