MICROANATOMY

Detailed explanation-1: -The arteries are the thickest of all blood vessels and have muscular walls that contract to keep the blood moving away from the heart. The veins are not as muscular, but they contain valves to prevent the blood from flowing backward. The arteries are therefore widest blood vessels.

Detailed explanation-2: -Arteries have thick walls and are situated superficially in comparison to other blood vessels.

Detailed explanation-3: -The largest artery in our human body is Aorta. It brings oxygenated blood from the ventricle to the whole body.

Detailed explanation-4: -arteries-these carry blood pumped away from the heart; they are the largest and strongest blood vessels.

Detailed explanation-5: -The total wall thickness of arteries is around 1.0 mm and internal diameter of around 4.0 mm, with the exception of the Aorta, which has wall thickness of 2.0 mm and internal diameter of 25.0 mm. An artery is a blood vessel which carries blood away from the heart.