Enzymes and Digestion

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What is the definition of Digestion?
The breaking down of large insoluble food molecules into smaller soluble molecules
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What is the definition of an enzyme?
A biological catalyst
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What is Chemical digestion?
Breaking down of food with enzymes
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What is Mechanical digestion?
Breaking down of food physically
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Where is bile made?
In the liver
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Where is bile stored?
In the gall bladder
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What do Proteases break down proteins into?
Amino Acids
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What do Lipase's break down fats into?
Fatty acids and glycerol
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What does amylase break starch into?
Sugars
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Salivary gland
Produces saliva containing amylase
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Liver
Where bile is made
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Stomach
Churns food and acid kills bacteria
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Oesophagus
Muscular tube which moves ingested food to the stomach
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Pancreas
Produces digestive enzymes
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Gall bladder
Stores bile
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Small intestine
Where food is mixed with digestive enzymes and bile and where digested food is absorbed into the blood
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Large intestine
Where water is reabsorbed
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Rectum
Where faeces are stored
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Anus
Where faeces leave the alimentary canal.
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Maltase catalyses the breakdown of maltose into what?
Glucose in the small intestine
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Peristalsis
The contractions of two sets of muscles in the walls of the gut
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Card 2

Front

What is the definition of an enzyme?

Back

A biological catalyst

Card 3

Front

What is Chemical digestion?

Back

Preview of the front of card 3

Card 4

Front

What is Mechanical digestion?

Back

Preview of the front of card 4

Card 5

Front

Where is bile made?

Back

Preview of the front of card 5
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