Where is the Ramus intermedius artery?
If an artery arises from the left main coronary artery between the left anterior descending artery (LAD) and the left circumflex artery (LCX), it is known as the ramus intermedius.
What are the epicardial vessels?
The left and right coronary arteries and their branches lie on the surface of the heart, and therefore are sometimes referred to as the epicardial coronary vessels. These vessels distribute blood flow to different regions of the heart muscle.
Does everyone have a Ramus?
It is present in ~20% (range 15-30%) 2-3 of the population. It can have a course similar to the obtuse marginal branches of the left circumflex artery or the diagonal branches of the left anterior descending artery and thus can supply either the anterior or medial aspect of the heart 1.
Which artery is the Widowmaker?
The widow-maker is a massive heart attack that occurs when the left anterior descending artery (LAD) is totally or almost completely blocked. The critical blockage in the artery stops, usually a blood clot, stops all the blood flow to the left side of the heart, causing the heart to stop beating normally.
What is the ramus artery?
Ramus: In anatomy, a branch, such as a branch of a blood vessel or nerve. For example, the ramus acetabularis arteriae circumflexae femoris medialis is the branch of an artery that goes to the socket of the hip joint. The plural of ramus is rami.
What are the vessels of the heart called?
The vessels that carry blood away from the heart are called arteries, and their very small branches are arterioles. Very small branches that collect the blood from the various organs and parts are called venules , and they unite to form veins, which return the blood to the heart.
What is a heart vessel?
The vessels of the heart include the coronary arteries, which supply the heart and the veins and lymph vessels, which drain the heart. These are the blood vessels responsible for taking blood to the all the tissues of the heart with the exception of the fibrous and the parietal serous layers of the pericardium .