Location:
Located in a posterior and lateral location relative to the right ventricle. With right ventricle, it forms apex of heart.

Function:
Pumps oxygenated blood from lungs to body.

Importance in cardiovascular diseases:
Decreased function in myocardial infarction, myocarditis, valve disease and other cardiomyopathies.

Importance in device delivery:
Site for epicardial lead placement; cardiac vein lead placement in left heart; venograms used to define access routes for lead placement.