The anterior interventricular sulcus (or anterior longitudinal sulcus) is one of two grooves separating the ventricles of the heart (the other being the posterior interventricular sulcus). It is situated on the sternocostal surface of the heart, close to the left margin of the heart.
The anterior interventricular sulcus (or anterior longitudinal sulcus) is one of two grooves dividing the ventricles of the heart (the other being the posterior interventricular sulcus). It is located on the sternocostal surface of the heart, near the left margin of the heart.