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Nutrients Science and Technology III
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What is a Nutrient?
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b substances the body needs for
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What is a Nutrient? b substances the body needs for energy (fuel)energy (fuel)
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What is a Nutrient? b substances the body needs for energy (fuel)energy (fuel) growth and repairgrowth and repair
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There are SIX (6) basic nutrients
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1 Carbohydrates
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There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats
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There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins
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There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins 4 Vitamins
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There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins 4 Vitamins 5 Minerals
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There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins 4 Vitamins 5 Minerals 6 Water
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MACROnutrients and MICROnutrients
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MICROnutrients and MACROnutrients b Micronutrients are simple, soluble nutrients, that the body can absorb and use right away
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MICROnutrients and MACROnutrients b Micronutrients are simple, soluble nutrients, that the body can absorb and use right away b Macronutrients are complex molecules, that have to be digested first
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MicroNutrients b Some nutrients are simple molecules that can be used directly by cells
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MicroNutrients vitaminsvitamins
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MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitaminsvitamins mineralsminerals
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MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitaminsvitamins mineralsminerals waterwater
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MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitaminsvitamins mineralsminerals waterwater
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MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitamins minerals water
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MacroNutrients b Other nutrients need to be broken down into simpler substances before they can be absorbed
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MacroNutrients b This is called digestion
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MacroNutrients b Macronutrients Digested Into:
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MacroNutrients b carbohydrates
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MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars
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MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteins
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MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids
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MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids b fats
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MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids b fatsfatty acids and glycerol
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MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids b fatsfatty acids and glycerol Building BlocksMacromolecules
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How the body uses nutrients
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b ENERGY
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How the body uses nutrients b ENERGY b carbohydrates
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How the body uses nutrients b ENERGY b carbohydrates b fats
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How the body uses nutrients b ENERGY b carbohydrates b fats b proteins
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How the body uses nutrients b GROWTH and REPAIR
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How the body uses nutrients b GROWTH and REPAIR b protein
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How the body uses nutrients b GROWTH and REPAIR b protein b minerals
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How the body uses nutrients b CONTROL and MAINTENANCE of body processes
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How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins
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How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins b minerals
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How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins b minerals b water
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How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins b minerals b water b fibre
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What’s FIBRE ??
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b Fibre is a kind of carbohydrate which cannot be digested
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What’s FIBRE ?? b Fibre is a kind of carbohydrate which cannot be digested
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What’s FIBRE for ??
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b Fibre retains some water in the contents of the large intestine (feces)
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What’s FIBRE for ?? b Fibre retains some water in the contents of the large intestine (feces) Did you really want to know that?
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What’s FIBRE for ?? b Fibre retains some water in the contents of the large intestine (feces) b Fibre helps prevent constipation
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What’s FIBRE for ?? b Fibre retains some water in the contents of the large intestine (feces) b Fibre helps prevent constipation b Fibre reduces the risk of colon cancer
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What’s FIBRE for ?? b Fibre retains some water in the contents of the large intestine (feces) b Fibre helps prevent constipation b Fibre reduces the risk of colon cancer b Fibre helps lower blood levels of ‘bad’ cholesterol
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What’s FIBRE for ?? b Fibre retains some water in the contents of the large intestine (feces) b Fibre helps prevent constipation b Fibre reduces the risk of colon cancer b Fibre helps lower blood levels of ‘bad’ cholesterol b Fibre reduces the risk of heart attack and stroke
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What’s FIBRE for ?? b Pretty good for something that goes right through the digestive system, without getting digested or absorbed!
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The End
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