2.2.1 Stomach Acid And Bile Flashcards

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1
Q

Roles of hydrochloric acid

A

Kills bacteria
Digestion
Creates optimum pH for enzymes

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2
Q

Chemical properties of bile

A

Emulsifier
Slightly alkaline

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3
Q

Role of bile in digestion of fats

A

Turns fats from large globules to smaller globules to create a larger surface area for lipase to work on

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4
Q

Role of bile in the digestion of proteins nd other molecules

A

Neutralises stomach acidic and provides the correct pH for amylase

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