March 30 online - To Obtain Nutrients Nutrients components...

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To Obtain Nutrients Nutrients components of food that are components of food that are indispensable to the body indispensable to the body ’s ’s functioning. functioning.
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Essential Nutrient 1. A substance that, when left out of a diet, leads to signs of poor health 1. Add back, reverses condition 1. Specific biological function 1. Body cannot make or cannot make enough
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Nutrition and Health Poor diet and sedentary lifestyle Risk factors for chronic diseases Disease of the heart (31% of all deaths) Cancer (23%) Cerebrovascular disease (~7%) Diabetes (3%) Account for ~2/3 of all death
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The Six Classes of Nutrients Carbohydrates Fats Proteins Vitamins Minerals Water
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Composition Nutrients Nutrients French Fries French Fries Adult Male Adult Male CHO 37% <1% Protein 4% 16% Fat 17% 16% Minerals 1% 6% Water 41% 62%
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Transformation of Energy 1,000 calories = 1 kcal = 1(food) Calorie CHO PROTEIN FAT ALCOHOL ENERGY SOURCES
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Alcohol is not an essential nutrient ! http://www.dailymotion.co
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Transform food energy to : Build new compounds Perform muscular movements Promote nerve transmissions Maintain ion balance within cells
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What is a Calorie? A measurement of energy
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March 30 online - To Obtain Nutrients Nutrients components...

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