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Unformatted text preview: Ch. 5 Choosing a Nutritious Diet A.Dietary Guidelines For Eating Right To promote healthy diet choices the U.S. Governement and World Health Organization promote guidelines for good nutrition. B. The Food Pyramid and My Pyramid Food Guide Pyramid-guidelines for a healthful diet based on grains,fruits, and vegetables My Pyramid-educational tool based on 2005 Dietary Guidelines for Americans and other nutritional standards to help consumers make healthier food and physical activity choices Food guide pyramids have been criticized for accomodating politically powerful industries. I.Healthy Eating Try to exercise daily,replace saturated fat with polyunsaturated fats,eat fish eggs and nuts,and drink no more than one alcoholic beverage per day.. C.Food Labels Ingredients label-label on manufactured food that lists the ingredients in descending order by weight Nutrition Facts Label-label on manufactured food that lists the quantity of certain nutrients in the food and the percent daily value for those nutrients Percent Daily Value-percentage of the recommended daily amount of a particular nutrient found in food D. The Three Functions of Food These are to provide the chemicals needed for the body,to provide the energy for life, and to be pleasurable. I.Providing Chemical Constituents Essential Nurtients-chemical substances obtained from food and needed by the body for the growth, maintenance, or repair of tissues. Goiter- an enlargement of the thyroid gland resulting from lack of iodine Anemia-a deficiency of red blood cells Recommended Dietary Allowances- levels of nutrients recommended by the Food and Nutrition Board for daily consumption by healthy individuals, scaled acording to gender and age. II.Energy for Life Calorie-the amount of energy required to raise 1 g of water from 14.5 degrees C to 15.5 degrees C Nutritional Calorie-unit of energy Kilocalorie-unti of energy Metabolism- the process of obtaining energy and matter from the chemical breakdown of molecules obtained from food or body Basal Metabolism- the minimum amount of energy needed per day to...
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This note was uploaded on 04/07/2008 for the course HLTH 2101 taught by Professor Jess during the Spring '08 term at UNC Charlotte.
- Spring '08