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Nutrients Science and Technology III. What is a Nutrient?

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Presentation on theme: "Nutrients Science and Technology III. What is a Nutrient?"— Presentation transcript:

1 Nutrients Science and Technology III

2 What is a Nutrient?

3 b substances the body needs for

4 What is a Nutrient? b substances the body needs for energy (fuel)energy (fuel)

5 What is a Nutrient? b substances the body needs for energy (fuel)energy (fuel) growth and repairgrowth and repair

6 There are SIX (6) basic nutrients

7 1 Carbohydrates

8 There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats

9 There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins

10 There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins 4 Vitamins

11 There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins 4 Vitamins 5 Minerals

12 There are SIX (6) basic nutrients 1 Carbohydrates 2 Fats 3 Proteins 4 Vitamins 5 Minerals 6 Water

13 MACROnutrients and MICROnutrients

14 MICROnutrients and MACROnutrients b Micronutrients are simple, soluble nutrients, that the body can absorb and use right away

15 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

16 MicroNutrients b Some nutrients are simple molecules that can be used directly by cells

17 MicroNutrients vitaminsvitamins

18 MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitaminsvitamins mineralsminerals

19 MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitaminsvitamins mineralsminerals waterwater

20 MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitaminsvitamins mineralsminerals waterwater

21 MicroNutrients b Some nutrients are simple molecules that can be used directly by cells vitamins minerals water

22 MacroNutrients b Other nutrients need to be broken down into simpler substances before they can be absorbed

23 MacroNutrients b This is called digestion

24 MacroNutrients b Macronutrients Digested Into:

25 MacroNutrients b carbohydrates

26 MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars

27 MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteins

28 MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids

29 MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids b fats

30 MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids b fatsfatty acids and glycerol

31 MacroNutrients b Macronutrients Digested Into: b carbohydrates simple sugars b proteinsamino acids b fatsfatty acids and glycerol Building BlocksMacromolecules

32 How the body uses nutrients

33 b ENERGY

34 How the body uses nutrients b ENERGY b carbohydrates

35 How the body uses nutrients b ENERGY b carbohydrates b fats

36 How the body uses nutrients b ENERGY b carbohydrates b fats b proteins

37 How the body uses nutrients b GROWTH and REPAIR

38 How the body uses nutrients b GROWTH and REPAIR b protein

39 How the body uses nutrients b GROWTH and REPAIR b protein b minerals

40 How the body uses nutrients b CONTROL and MAINTENANCE of body processes

41 How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins

42 How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins b minerals

43 How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins b minerals b water

44 How the body uses nutrients b CONTROL and MAINTENANCE of body processes b vitamins b minerals b water b fibre

45 What’s FIBRE ??

46 b Fibre is a kind of carbohydrate which cannot be digested

47 What’s FIBRE ?? b Fibre is a kind of carbohydrate which cannot be digested

48 What’s FIBRE for ??

49 b Fibre retains some water in the contents of the large intestine (feces)

50 What’s FIBRE for ?? b Fibre retains some water in the contents of the large intestine (feces) Did you really want to know that?

51 What’s FIBRE for ?? b Fibre retains some water in the contents of the large intestine (feces) b Fibre helps prevent constipation

52 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

53 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

54 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

55 What’s FIBRE for ?? b Pretty good for something that goes right through the digestive system, without getting digested or absorbed!

56 The End


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