A, aorta, with left vagus and phrenic nerves crossing its transverse arch ; 

 B, root of pulmonary artery ; C, right ventricle ; D, right auricle ; E, vena cava 

 superior, with right phrenic nerve on its outer border ; F, F, right and left lungs 

 collapsed, and turned outward to show the heart's outline; G, inferior vena cava ; 

 H, celiac axis, dividing into the gastric, splenic, and hepatic arteries (Maclise). 



