Arteries have thick walls with muscle tissue. Veins have thinner walls and use valves to keep your blood flowing. Artery vs Capillary. Arteries carry blood from your heart to your organs.

Microscopic – walls are one cell thick, this allows for the diffusion of substances into the cells from the capillaries ... vessels can be easily compared when they are seen in this cross ...

For example, a capillary is microscopically thin to allow gases to exchange, the arteries are tough and flexible to cope with high pressure blood flow and the veins contain valves to prevent the ...

Capillaries are very tiny blood vessels — so small that a single red blood cell can barely fit through them. They help to connect your arteries and veins in addition to facilitating the exchange ...

Your circulatory system contains three blood vessel types: arteries, veins, and capillaries. Arteries carry blood from the heart, unlike veins, which carry blood to the heart. According to the ...