The Heart

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The Heart

• By Bryan Fahrenbach
• Medical Anatomy and Physiology

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Tissues Layers of the Heart

• Pericardium
• Fibrous Pericardium
• Serous Pericardium
• Parietal Layer of Serous Pericardium
• Visceral Layer of Serous Pericardium (Epicardium)
• Myocardium
• Endocardium

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Surface Features of the Heart

• Apex
• Base
• Atrio-Ventricular Sulcus (Coronary Sulcus)
• Anterior Interventricular Sulcus
• Posterior Interventricular Sulcus

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Major Vessels of the Heart

• Aorta
• Ascending Aorta
• Arch of the Aorta
• Descending Aorta
• Superior Vena Cava
• Inferior Vena Cava
• Pulmonary Trunk
• Right/Left Pulmonary Arteries
• Pulmonary Veins

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Coronary Circulation

• Right Coronary Artery
• Left (Main) Coronary Artery
• Circumflex Artery
• Left Anterior Descending Artery (LAD)
• (Anterior Interventricular Coronary Artery)
• Coronary Sinus

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Chambers of the Heart

• Atria's Superior Chambers
• Right Atria
• Left Atria
• Ventricles Inferior Chambers
• Right Ventricle
• Left Ventricle

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Heart Valves

• Atrioventricular Valves
• Tricuspid Valve
• Between right atrium and right ventricle
• Bicuspid Valve (Mitral Valve)
• Between left atrium and left ventricle
• Semi lunar Valves
• Pulmonary Semi lunar Valve
• Between right ventricle and pulmonary trunk
• Aortic Semi lunar Valve
• Between left ventricle and aorta

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Internal Cardiac Structures

• Atrial Septum
• Ventricular Septum
• Trabeculae Carneae
• Cordae Tendineae
• Papillary Muscles
• Pectinate Muscle

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Heart Valve Structures
Fig. 20.06a,b
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Heart Working
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