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● . . • Fossa ovalis • Inferior Vena Cava . Interventricular septum • Left atrium Left Auricle • Left Coronary artery • Left ventricle C · ● Ligamentum arteriosum • Mitral valve (Bicuspid valve) Papillary muscle • Pectinate muscle • Posterior interventricular artery • . ● Activity 1: - Aortic semilunar valve • Apex (of heart) - Ascending aorta - Atrioventricular node . Pulmonary artery Pulmonary semilunar valve Pulmonary trunk • Pulmonary vein Purkinje fibers (of conduction system of the heart) • Brachiocephalic trunk • Brachiocephalic vein • Bundle branch (of conduction system of the heart) . Cardiac vein . Chordae tendineae . Circumflex artery . Common carotid artery Coronary sinus Descending aorta • Instructions: Identify the following structures on the heart model in the lab . Anterior interventricular artery . Aortic arch . Sinoatrial node . Subclavian artery Heart Model Right Atrium Right auricle Right coronary artery Right ventricle Superior vena cava • Trabeculae carneae Tricuspid valve TH