Unit3 nutrition monica s

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Unit3 nutrition monica s

  1. 1. Nutrition Mónica Belver Rodriguez
  2. 2. Nutrition • Nutrients give our cells all the energy they need. • The digestive system , the respiratory system , the excretory system and the ciculatory system carry out the function of nutrition
  3. 3. The Digestive system • It has two parts ,the digestive tract and the digestive glands
  4. 4. The Respiratory system • The respiratory system is in charge of breathing • Breathing makes two movements: • First , we inhale air and it goes into to the lungs. • Then,we exhale air sending it out of the lungs
  5. 5. The respiratory system
  6. 6. The excretory system • The excretory system filters waste substances from the blood. It removes them from the body through excretion • The excretory system is made up of: • Sweat glands • The urinary system
  7. 7. The urinary system
  8. 8. The circulatory system
  9. 9. The heart
  10. 10. The End

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