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Jul 9, 2021 · Blood vessels carry oxygen-rich blood throughout your body, then deliver it back to your heart. Veins, arteries and capillaries are blood vessels.
There are five types of blood vessels: the arteries, which carry the blood away from the heart; the arterioles; the capillaries, where the exchange of water and chemicals between the blood and the tissues occurs; the venules; and the veins, which carry blood from the capillaries back towards the heart.
Jun 14, 2024 · Learn about the structure and function of blood vessels, which carry blood in the human or animal body. Find out how blood vessels are affected by diseases and conditions such as inflammation, atherosclerosis, and hypertension.
Learn how blood vessels transport blood to and from the heart, and how they deliver oxygen and nutrients to the tissues. Explore the three types of blood vessels: arteries, veins, and capillaries, and their roles in the circulatory system.
Blood is carried through the body via blood vessels. An artery is a blood vessel that carries blood away from the heart, where it branches into ever-smaller vessels.
Aug 8, 2023 · Aside from capillaries, blood vessels are all made of three layers: The adventitia or outer layer which provides structural support and shape to the vessel. The tunica media or a middle layer composed of elastic and muscular tissue which regulates the internal diameter of the vessel.
Describe the basic structure of a capillary bed, from the supplying metarteriole to the venule into which it drains. Compare and contrast veins, venules, and venous sinuses on the basis of structure, location, and function. Discuss several factors affecting blood flow in the venous system.
