Left marginal vein
Encyclopedia
The great cardiac vein
Great cardiac vein
The Great Cardiac Vein begins at the apex of the heart and ascends along the anterior longitudinal sulcus to the base of the ventricles....

 receives tributaries from the left atrium
Left atrium
The left atrium is one of the four chambers in the human heart. It receives oxygenated blood from the pulmonary veins, and pumps it into the left ventricle, via the mitral valve.-Foramen ovale:...

 and from both ventricles
Ventricle (heart)
In the heart, a ventricle is one of two large chambers that collect and expel blood received from an atrium towards the peripheral beds within the body and lungs. The Atria primes the Pump...

: one, the left marginal vein, is of considerable size, and ascends along the left margin of the heart
Heart
The heart is a myogenic muscular organ found in all animals with a circulatory system , that is responsible for pumping blood throughout the blood vessels by repeated, rhythmic contractions...

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