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Human Nutrition, - - Coggle Diagram

- - - - Neutralising the hydrochloric acid from the stomach:
        
        Bile is alkaline
        
        This neutralisation is essential as enzymes in the small intestine have a higher optimum pH than those in the stomach
        Emulsification: breaking large lipid droplets into smaller ones with a larger surface area:
        
        Provides a larger surface area for the enzyme lipase to work on, speeding up digestion