Mechanical and Chemical DigestionChapter 3 - pages 81-91 (continued)

• Mechanical digestion

  • chewing
  • peristalsis

• Chemical digestion (page 88; table 3-1)

  • saliva in mouth
  • gastric juice in stomach; includes HCL
  • most digestion occurs in the small intestine with the aid of:
    • pancreatic juice neutralizes the acid
    • gallbladder releases bile to emulsify fats
    • enzymes from intestine & pancreas digest foods

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