superior heart Right atrium Right ventricle Ascending aorta Superior vena cava Right brachiocephalic vein Left brachiocephalic vein Inferior vena cava Coronary sulcus Right coronary artery

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1 Right atrium

3 Coronary sulcus

4 Right ventricle

11 Ascending aorta

16 Superior vena cava

17 Right Brachiocephalic vein

18 Left Brachiocephalic vein

26 Inferior vena cava

31 Right coronary artery