Arteries and veins are blood vessels that are responsible for transporting blood throughout the body. Blood vessels are made up of three layers: tunica intima, media, and adventitia. The tunica intima ...

Arteries and veins have different structure. Arteries are thicker and more muscular than veins. Arteries are responsible for pumping oxygenated blood from the heart to the rest of the body and veins ...

The anatomy of the orbital vascular bed is highly complex, with tremendous interindividual variations. The main source of blood supply to the orbit is by the ophthalmic artery, the first branch of the ...

The use of radial-artery grafts for coronary-artery bypass grafting (CABG) may result in better postoperative outcomes than the use of saphenous-vein grafts. However, randomized, controlled trials ...

Dr. Thoralf Sundt answers the question: 'Bypass -- Vessels From Legs Or Chest?' — -- Question: How does a surgeon decide whether to use veins from the legs or arteries from the chest to do bypass ...

Heart surgery patients fare better when surgeons bypass their blockages using arteries grafted from an arm rather than veins grafted from a leg, U of T research shows. The Radial Artery Patency Study, ...

A 53-year-old German man became the first person to undergo a new, non-surgical technique that turned one of his coronary veins into a coronary artery to bypass a blockage, according to a special ...

The human circulatory system represents an intricate network of vessels that extends throughout the entire body. This complex arrangement of arteries, veins, and capillaries works continuously to ...

CABG is a type of open-heart surgery specialists use to treat a heart attack when arteries that bring blood to the heart narrow or get blocked. Cholesterol and fatty deposits known as plaque build up ...