The posterior interventricular sulcus or posterior longitudinal sulcus is one of the two grooves separating the
ventricles of the
heart
The heart is a muscular Organ (biology), organ found in humans and other animals. This organ pumps blood through the blood vessels. The heart and blood vessels together make the circulatory system. The pumped blood carries oxygen and nutrie ...
(the other being the
anterior interventricular sulcus). They can be known as subsinosal interventricular groove or paraconal interventricular groove respectively. It is located on the
diaphragmatic surface of the heart
near the right margin.
It extends between the
coronary sulcus
The coronary sulcus (also called coronary groove, auriculoventricular groove, atrioventricular groove, AV groove) is a Sulcus (morphology), groove on the surface of the heart at the base of right auricle that separates the Atrium (heart), atria fr ...
and the (notch of
) apex of the heart. It contains the
posterior interventricular artery and
middle cardiac vein.
References
External links
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Cardiac anatomy
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