Coronary Circulation & Great Vessels

right coronary artery

supplies the right atrium, right ventricle, sinoatrial and atrioventricular nodes

right marginal artery

serves the myocardium of the lateral right side of the heart

posterior interventricular artery

runs to the heart apex and supplies the posterior ventricular walls

left coronary artery

supplies blood to the left ventricle left atrium, and interventricular septum

anterior interventricular artery

supplies blood to the interventricular septum and anterior walls of both ventricles

circumflex artery

supplies the left atrium and the posterior walls of the left ventricle

great cardiac vein

runs alongside the anterior interventricular artery

middle cardiac vein

runs alongside the posterior interventricular artery

small cardiac vein

Vein that travels along side the right marginal artery.

coronary sinus

enlarged vessel on the posterior aspect of the heart that empties blood into the right atrium

aorta

The large arterial trunk that carries blood from the heart to be distributed by branch arteries through the body.

superior vena cava

A vein that is the second largest vein in the human body and returns blood to the right atrium of the heart from the upper half of the body.

inferior vena cava

A vein that is the largest vein in the human body and returns blood to the right atrium of the heart from bodily parts below the diaphragm.

pulmonary trunk

carries blood from right ventricle to pulmonary arteries

pulmonary vein

one of two pairs of vessels carrying oxygenated blood from the lungs to the left atrium of the heart