‌Arteries and veins (also called blood vessels) are tubes of muscle that your blood flows through. Arteries carry blood away from the heart to the rest of the body.

Veins perform the opposite function, collecting blood from tissues and returning it to the heart. Unlike arteries, veins contain valves that prevent backward flow as blood travels against gravity ...

Arteries and veins are the major blood vessels in your body. Arteries carry blood from the heart, while veins carry blood to the heart. Arteries and veins are two of the body’s main types of ...

Revise the structure and function of arteries, capillaries, veins and the heart for your Higher Human Biology exam with Bitesize Scotland interactive practice quizzes covering feedback and common ...

Arteries are thicker, more muscular, and carry oxygen-rich blood away from the heart at high pressure, while veins are thinner, less muscular, and carry oxygen-deficit blood back to the heart at ...

Arteries are the blood vessels that carry oxygenated blood and nutrients from the lungs and heart to all the body's tissues and muscles. Veins carry the spent blood back to the lungs to be re ...

Your heart, blood vessels, and lungs work together to circulate blood throughout your body. Lupus can affect each of these body parts in different ways. Lupus and the heart. Lupus increases your risk ...