The middle cardiac vein commences at the apex of the
heart
The heart is a muscular Organ (biology), organ in most animals. This organ pumps blood through the blood vessels of the circulatory system. The pumped blood carries oxygen and nutrients to the body, while carrying metabolic waste such as ca ...
; ascends in the
posterior longitudinal sulcus
The posterior interventricular sulcus or posterior longitudinal sulcus is one of the two grooves that separates the ventricles of the heart
The heart is a muscular Organ (biology), organ in most animals. This organ pumps blood through th ...
, and ends in the
coronary sinus
In anatomy, the coronary sinus () is a collection of veins joined together to form a large vessel that collects blood from the heart muscle (myocardium). It delivers deoxygenated blood to the right atrium, as do the superior and inferior vena ...
near its right extremity.
Structure
Variation
The middle cardiac vein has a constant location on the surface of the
ventricles.
Clinical significance
The middle cardiac vein is useful for epicardial access to the inferior side of the ventricles.
References
External links
* - "Posterior view of the heart."
Veins of the torso
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