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3rd Primary - Body systems - Unit 3

  •  English    15     Public
    Review science 1º and 2º of Primary
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  • What does the diagram do?
    Nothing
    Contract to push air out the lungs
    Fart
  •  25
  • What does the respiratory system helps us do?
    Breathe
  •  15
  • Where does air enter in our bodies?
    Through our nostrils
  •  15
  • True or False: What is tissue? The same type of cells group together
    True
  •  15
  • True or False: Humans are made of cells, tissues and organs
    True
  •  15
  • What are organs made of?
    Tissues
  •  15
  • What is the main function of the digestive system?
    Process nutrients
  •  15
  • Food travels down a tube called?
    Esophagus
  •  15
  • What does the large intestine do?
    Absorbs water from the food the body can't digest
    Processes nutrients
    Nothing
  •  15
  • What passes through the small intestine?
    Water
    Nothing
    Nutrients
  •  15
  • What do stomach muscles do?
    Eliminates water
    Mix food
    Nothing
  •  15
  • What does the acid in the stomach do?
    Dissolves food
    Nothing
    Mixes food
  •  15
  • True or False: The lungs absorb oxygen from the air and pass it to the blood
    True
  •  15
  • True or false: Carbon dioxide passes from the blood to the lungs
    True
  •  15
  • True or false: The air travels down a tube to the lungs
    True
  •  15