GENERAL

• WHAT ARE THE TYPES OF BLOOD VESSEL?

  arteries, arterioles, capillaries, veins
• WHAT DO ARTERIES DO?

  carry blood away from heart into arterioles
• WHAT DO ARTERIOLES DO?

  smaller than arteries and connect to capillaries
• WHAT DO CAPILLARIES DO?

  connect arterioles to veins
• WHAT DO VEINS DO?

  carry blood back into heart
• WHAT ARE MOST BLOOD VESSELS MADE OF?

  muscle layer, elastic layer, lumen
• COMPARE ARTERY AND VEIN STRUCTURE?

  • veins have thinner muscular walls than arteries
  • veins contain valves, arteries do not
  • arteries have more elastic tissue than veins
  • arteries have a folded endothelium, veins have a smooth endothelium