Unit 3 nutrition pablo and victor s

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Unit 3 nutrition pablo and victor s

  1. 1. By Pablo García And Víctor Torres
  2. 2. The function of nutrtion is essential to life. Nutrients give our cells all the energy they need. The digestive system, the respiratory system, the circulatory system and the excretory system carry out the function of nutrtion
  3. 3. THE DIGESTIVE SYSTEM  The digestive system transforms food into nutrients.  It has two parts the digestive tract and the digestive glands.  Food goes all though the digestive tract and digestive glands release chemicals into the digestive tract to help with the digestion.
  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 the lungs.  Then we exhale air sending it out the lungs.
  5. 5. THE EXCRETORY SYSTEM The excretory system filters waste subtances from the blood .It removes them from the body through excretion. It is made up of:  Sweat glands  Urinary system
  6. 6. THE CIRCULATORY SYSTEM The circulatory system transports nutrients and oxygen to our cells. It is made up of heart, blood and blood vessels.
  7. 7. HEART The Heart is a muscular organ that pumps blood around the body.
  8. 8. HUMAN CIRCULATION

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