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alimentary canal (buccal cavity (oesophagus (stomach (small intestine…

- - - - HCl- kills germs and creates acidic medium for pepsin
      - pepsin- digestion of proteins
      - secretes gastric juices-HCl, mucus and pepsin
      - mucus- protects stomach walls from HCl
      - small intestine
        
        lipase- breaking down the emulsified starch
        
        fat- fatty acids and glycerol
        
        typsin- digest protein
        
        proteins- amino acids
        
        pancreatic amylase- breakdown of starch
        
        carbohydrates- glucose
        
        pancreatic juices- pancreatic amylase, typsin and lipase
        
        food absorbed by villi
        
        bile from liver- emulsification of fats and changing medium to alkaline
        
        large intestine
        
        the unabsorbed food from small intestine is sent to large intestine , villi absorbs water, rest removed through anus