👉 The term "coronary" refers to a region of the heart that contains blood vessels, primarily the coronary arteries. These are responsible for delivering oxygenated blood from the heart's main chambers (left and right ventricles) to the rest of the body, including the brain and other vital organs. Coronary arteries are typically located in the upper part of the heart, usually in the left atrium or the right atrium. The coronary arteries begin at the top of the heart and