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23/05/2017 Food and Digestion KRS Food types 23/05/2017 Type Found in Uses Carbohydrates Bread, potatoes, cereal Energy Fats Cream, butter, milk, oil A store of energy Proteins Meat, fish, eggs Building and repairing cells Vitamins Vegetables, cereal Minerals Meat, milk, cereal Fibre Fruit + veg, cereal Make chemicals in body. Keep you healthy. Strong Teeth, Immune system. Keeps you regular! Water Water! 75% of the body is water The digestive system 23/05/2017 The 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 Enzymes 23/05/2017 Enzymes 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 The small intestine 23/05/2017 This is where the “small parts” are absorbed into our blood stream… Everything else passes into the large intestine Glucose gets absorbed into the blood
