heart - trabeculae carneae, conus papillary muscles,...

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1 HEART 1. Fibrous Pericardium A sac of dense connective tissue that surrounds the heart, blending with the adventitia of the large vessels that enter and leave the heart as they pass through the fibrous pericardium. It is attached inferiorly to the diaphragm. 2. Serous Pericardium A layer of mesothelium Visceral layer covers the surface of the heart and parietal layer lines the interior of the fibrous pericardium Pericardial cavity - the space between the visceral and parietal layers of the serous pericardium containing serous fluid. 3. Surface Projection of the Heart borders apex beat
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2 4. External Features sulci - atrioventricular (coronary) and interventricular atria, auricles and ventricles
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4 5. Internal Features right atrium ¾ openings - superior and inferior venae cavae, coronary sinus, right atrioventricular opening ¾ musculi pectinati, crista terminalis ¾ interatrial septum, - fossa ovale right ventricle ¾ tricuspid valve
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Unformatted text preview: trabeculae carneae, conus papillary muscles, chordae tendinae pulmonary semilunar valve 5 left atrium openings of the pulmonary veins left ventricle bicuspid valve trabeculae carneae, chordae tendinae vestibule aortic semilunar valve 6. Vessels of the Superior Mediastinum 6 7 7. Mechanism of the Atrioventricular Valves 8 8. Mechanism of the Semilunar Valves 9 9. Coronary Circulation Right coronary and posterior interventricular arteries Left coronary, circumflex and anterior interventricular arteries Great cardiac vein, middle cardiac vein, small cardiac vein, coronary sinus anterior cardiac veins, venae cordis minimae 10 10. Conducting System of the Heart intrinsic atrial and ventricular rates sinoatrial node atrioventricular node atrioventricular bundle and bundle branches. 11. Innervation of the Heart sympathetic and parasympathetic...
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heart - trabeculae carneae, conus papillary muscles,...

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