12/12/2015 Food and Digestion KRS. 12/12/2015 Food types Type Found in Uses Carbohydrates Fats...
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Transcript of 12/12/2015 Food and Digestion KRS. 12/12/2015 Food types Type Found in Uses Carbohydrates Fats...
21/04/23
Food and DigestionFood and Digestion
KRS
21/04/23
Food typesFood typesTypeType Found inFound in UsesUses
Carbohydrates
Fats
Proteins
Vitamins
Minerals
Fibre
Water
Bread, potatoes, cereal
Cream, butter, milk, oil
Meat, fish, eggs
Vegetables, cereal
Meat, milk, cereal
Fruit + veg, cereal
Water!
Energy
A store of energy
Building and repairing cells
Make chemicals in body. Keep you healthy.
Strong Teeth, Immune system.
75% of the body is water
Keeps you regular!
21/04/23
The digestive systemThe digestive systemThe whole point of digestion is to break down our food so that we can get the bits we need from it…
The main foods affected are CARBOHYDRATES – these are broken down into GLUCOSE
21/04/23
EnzymesEnzymesEnzymes are chemicals produced by the body to help _______. When they react with food they break it down into ______ pieces which can then pass into the ______:Carbohydrase breaks _______ (a carbohydrate) down into glucose:
Protease breaks _______ down into amino acids:
Lipase breaks fats (_____) down into fatty acids and glycerol:
Words – blood, lipids, proteins, digestion, starch, smaller
21/04/23
The small intestineThe small intestineThis is where the “small parts” are absorbed into our blood stream…
Glucose gets absorbed into
the blood
Everything else passes
into the large intestine