Brachiocephalic trunk

Left common carotid artery

Left subclavian artery

Aortic arch

Ligamentum arteriosum

Pulmonary trunk

Auricle of left atrium

Great cardiac vein

Left ventricle

Right ventricle

Anterior interventricular (left anterior descending) artery

Right coronary artery

Auricle of right atrium

Ascending aorta

Superior vena cava

Brachiocephalic veins

Inferior vena cava

Rt. Coronary A

Posterior interventricular A.

Middle cardiac vein

Posterior cardiac vein

Coronary sinus

Lt. pulmonary vein

Left ventricle

Right ventricle

Left coronary artery

Left atrium

Bicuspid (mitral) valve

Chordae tendineae

Chordae tendineae

Tricuspid valve

Papillary muscles

Inte

rven

tric

ula

r se

ptu

m

Epicardium (of rt. ventricle)

Myocardium (of rt. ventricle)

Trabeculae carneae

Aortic semilunar valve

Interatrial septum

Opening of IVC

Ligamentum arteriosum

Pulmonary trunk

Left pulmonary artery

Left pulmonary veins

Left coronary artery

Circumflex artery

Great cardiac vein

Anterior interventricular (left anterior descending) artery

Superior vena cava

Right coronary artery

Marginal artery

Small cardiac vein

Aortic archAscending aorta

Brachiocephalic veinsBrachiocephalic trunk Lt. common carotid A.

Lt. subclavian A.

Left atriu

m

Right atrium

Right pulmonary veins

Descending aorta

Left pulmonary veins

Left pulmonary artery

Coronary sinus

Posterior cardiac vein

Middle cardiac vein

Posterior interventricular artery

Inferior vena cava

Pulmonary semilunar valve

Sinoatrial (SA) node

Tricuspid valve

Trabeculae carneae (in right ventricle)

Bicuspid (mitral) valve

Purkinje fibers

Right pulmonary artery

Ligamentum arteriosum

Left pulmonary artery

Pulmonary trunk

Left pulmonary veins

Left atrium

Bicuspid valve

Aortic semilunar valve

Purkinje fibers

Left bundle branch (along interventricular septum)

Endothelium of tunica interna

Internal elastic lamina

Tunica media

Tunica externa

Endothelium of tunica internaValve

Tunica externa

Tunica media