Blood vessels function to transport blood to an animal's body tissues. In general, arteries and arterioles transport oxygenated blood from the lungs to the body and its organs, and veins and venules …

Feb 12, 2025 · Blood vessels move blood through your body. They help deliver oxygen to organs and tissues and remove waste. Blood vessels include veins, arteries and capillaries.

Dec 26, 2025 · Blood vessel, a vessel in the human or animal body in which blood circulates. The vessels that carry blood away from the heart are called arteries. Veins are vessels that return blood …

Apr 30, 2025 · Learn about blood vessels in the human body. Explore the types of vessels, their functions, and their anatomy.

These are tiny blood vessels between arteries and veins that distribute oxygen-rich blood to the body. When the heart pumps, blood moves through the circulatory system.

Blood flowing through the circulatory system transports nutrients, oxygen, and water to cells throughout the body. The journey might begin and end with the heart, but the blood vessels reach every vital …

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.

Nov 6, 2025 · There are three major types of vessels; arteries, veins and capillaries. Arteries (with the exception of the pulmonary artery) deliver oxygenated blood to the tissues. At the tissues, the …

Different types of blood vessels vary slightly in their structures, but they share the same general features. Arteries and arterioles have thicker walls than veins and venules because they are closer to …

Your circulatory system moves 2,000 gallons of blood a day and more, depending on how active you are. Learn more about this important body system.