Digestion

• Stages of digestion


  1. Ingestion (food in)

  2. Digestion (food broken down)

  3. Absorption (food is absorbed into blood)

  4. Assimilation (body uses the food)

  5. Egestion (Waste passes out of body)
• Mouth


  • Saliva (enzyme called amylase)
  • Chewed
• Oesophagus


  Carry food to stomach
• Stomach


  • Stores food
  • Acid added
• Liver


  Makes bile
• Small Intestine


  Food absorbed into blood
• Large Intestine


  Water absorbed, leaving waste solid
• Enzyme


  A chemical that speeds up reactions
• Enzyme


  • Amylase
• Types of teeth


  • Incisors (Bite)
  • Canines (Tear)
  • Premolars (Grind)
  • Molars (Grind)