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NUTRIENTS (TYPES (organic (animal/plants), inorganic (O2, water)),…

- - - - growth
  - - - power cellular activities
        
        growth
        
        reproduction
        
        movement
      - heat
- - - - epiglotis (stop food)
      - vocal cords (sounds)
  - - - always open
      - cartilage rings
    - - 2 tubes
    - - narrow
      - branch
    - - small
      - thin
      - capillaries
- - - - excess mucus (obstruct passageways)
  - - - pneumonia
      - bronchitis
    - - serious (influenza)
      - mild (cold)
- - - - grinding
        
        teeth
      - swallowing
        
        pharynx to oesophagus
      - applying pressure
        
        contraction smooth muscle
        
        types
        
        churning (mix food/juices)
        
        peristalsis (push food)
    - - mouth
        
        saliva (amylase)
        
        carbohydrates
      - stomach
        
        gastric juices (hydrochloric acid + pepsine)
        
        proteins (CHYME)
      - small intestine
        
        lypase (lipids)
        
        other enzymes (carbohydrates / proteins)
  - - - organic nutrients
      - villi (surface)
    - - water / minerals
      - bacteria (flora)
        
        some vitamins
- - - - intestinal (small intestine)
      - gastric (stomach)
    - - liver
        
        bile
        
        stored in gallbladder
        
        emulsify fats
      - pancreas
        
        pancreatic juice
        
        to duodenum
      - salivary
        
        saliva
        
        mouth
- - - - water loss (dehydration)
    - - sedentary people
      - lack cellulose (fruit/vegetables)
    - - cavities
- - - - known as "sugars" (glucose,...)
      - sweet
    - - no sweet
      - starch (almidon)
      - cellulose (celulosa)
  - - - saturated
        
        solid
        
        butter
        
        animal
      - unsaturated
        
        plants
        
        liquid
        
        oils