Making digestion efficient- Yr 9

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6 Terms

1
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What are 2 uses of bile?

Emulsifies fats + neutralises acids; eg stomach acids

2
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Why is it good that bile can emulsify fats?

By breaking large lipid globules into smaller droplets, it increases surface area meaning digestive enzymes can work more efficiently

3
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What is bile’s pH?

8-10 (alkali)

4
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Where is bile produced?

The liver

5
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Where is bile stored?

The gall bladder

6
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Why is the hydrochloric acid in your stomach helpful?

It kills bacteria, denatures proteins (making digestion efficient), activates stomach enzymes