CORONARY VESSEL Meaning and
Definition
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Coronary Vessels are a network of blood vessels that supply oxygenated blood to the heart muscle, also known as the myocardium. These vessels form an essential part of the circulatory system specifically dedicated to nourishing the heart.
The primary coronary vessels include the right and left coronary arteries and their respective branches. These arteries originate from the base of the aorta, immediately above the aortic valve. The right coronary artery (RCA) primarily supplies the right atrium, right ventricle, and the lower portion of the left ventricle. It also branches into the sinoatrial node (SA node), often referred to as the heart's natural pacemaker, influencing heart rate.
On the other hand, the left coronary artery (LCA) is further divided into two branches known as the left anterior descending artery (LAD) and the left circumflex artery (LCX). The LAD supplies the anterior wall of the left ventricle and a portion of the septum, while the LCX supplies the lateral wall of the left ventricle.
Coronary vessels are essential for sustaining the heart's pumping action as they deliver oxygen and vital nutrients to the cardiac tissue. They also remove waste products from the heart muscle. The narrowing or blockage of these arteries due to conditions like atherosclerosis can lead to coronary artery disease (CAD), which can cause chest pain, heart attacks, and potentially life-threatening complications. Various medical interventions, such as angioplasty or coronary artery bypass graft surgery, may be used to restore blood flow in these vessels and improve overall cardiac function.
Common Misspellings for CORONARY VESSEL
- xoronary vessel
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- corpnary vessel
Etymology of CORONARY VESSEL
The term "coronary vessel" comes from the combination of two words: "coronary" and "vessel".
1. Coronary: The word "coronary" is derived from the Latin word "corona", which means "crown". It relates to the anatomical location of the heart's coronary arteries that surround the heart like a crown. The coronary arteries supply oxygenated blood to the muscle tissue of the heart.
2. Vessel: The term "vessel" in this context refers to arteries, veins, or capillaries that carry blood throughout the body. The word "vessel" originates from the Latin word "vasculum", which means "a little vase" or "container".
Putting the two together, "coronary vessel" refers to the blood vessels located in the coronary circulation, specifically the coronary arteries responsible for supplying blood to the heart muscle.
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