The coronary blood vessels include both arteries and veins, according to the Cleveland Clinic. As stated by Stanford Hospital, coronary arteries supply oxygen-rich blood to the muscle of the heart. The Cleveland Clinic s... More »

The ventral blood vessel carries blood to the back portion of the worm's body. The ventral blood vessel is only one part of the worm's closed circulatory system. The other parts of the worm's circulatory system include t... More »

Springfield Technical Community College states that the function of the lymphatic vessels is to carry excess fluids from the body's tissues to the blood vessels and heart. Along the way this fluid, known as lymph, is fil... More »

Capillaries are tiny blood vessels where the smallest arteries meet the smallest veins and where the blood exchanges food and oxygen for waste products. Veins, which are also blood vessels, return depleted blood to the h... More »

When blood is too thick, it clots more easily, and the potential exists for blockage of the blood flow through the arteries and veins, according to the National Heart, Lung and Blood Institute. This may trigger a heart a... More »

A blood reservoir is an organ or vessel that holds large proportions of blood, and veins are vessels termed as the blood reservoirs of the body. This is because they hold the largest amount of blood, which is about 50 to... More »

The blood in human body flows from the heart to the arteries which branch into arterioles and then smaller capillaries, which then merge to form venules that merge into larger veins that carry blood back to the heart. Th... More »