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Systems (In the human body (Skeletal (Supports the body, Protects the…

- - - - Breaks down food into simple substances
      - Passes these substances into the blood for the body to absorb
    - - Mouth
        
        Is where digestion starts
        
        Chews food into smaller pieces
        
        Saliva (a type of digestive juice) mixes with the food
      - Gullet (oesophagus)
        
        Is where food moves down
        
        Tube connecting to the stomach
      - Stomach
        
        Is where more digestive juices are mixed with food
        
        Stomach is lined with some blood vessels
      - Small intestine
        
        Is where even more digestive juices are mixed with food
        
        Small intestine is lined with more blood vessels
        
        Digestion is completed in small intestine
        
        Blood (circulatory system) carries digested food to all parts of body
      - Large intestine
        
        Is where water and mineral salts are removed from undigested food
        
        Undigested food passed to rectum and anus for excretion