Which vein is found at the apex of the heart?
Ans. is 'a' i.e., Great cardiac vein Great Cardiac Vein* The great cardiac vein (left coronary vein) begins at the apex of the heart and ascends along the anterior longitudinal sulcus to the base of the ventricles.* It then curves to the left in the coronary sulcus, and reaching the back of the heart, opens into the left extremity of the coronary sinus, draining from the myocardium.