Life process

• Circulatory system

  1. Blood
  2. Blood vessels
  3. Heart
• Artery :

  • pump blood away from the heart .
  • Aorta
  • Carry oxygenated blood
• • Veins :
  • carry deoxygenated blood
  • Pump blood to the heart
  • Vena cava
• Capillaries :

  • One cell thick
  • Connect artery to veins