2.10 - Circulatory System (Heart)

• What are the main three blood vessels?

  Veins

  Arteries

  Capillaries
• What is the role of the arteries?

  They carry blood away from the heart
• What is the role of the capillaries?

  Exchange of nutrients and oxygen with tissues
• What is the role of veins?

  They carry blood back to the heart
• How do you calculate the rate of blood flow?

  Volume of blood (ml) ÷ Time taken (mins)