UNTR Cp. 1 - The Role of Nutrition in our Health Chapter 1...

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2/2/2010 1 The Role of Nutrition in our Health Chapter 1 Why care about nutrition? What are the nutrients in food? What constitutes a nutritious diet?
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2/2/2010 2 PLEASE PONDER . . . We have shifted from Infectious Disease to Chronic Disease as major cause of death in the United States Diet can positively or negatively impact chronic disease •How food nourishes our bodies Nutrition: the study of •How food influences our health Nutrition: the study of food, including •Study of nutrients and other substances in foods and the body’s handling of them. Nutrition is a relatively new discipline of science.
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2/2/2010 3 Nutritional Sciences Immunology Nutritional Sciences Medicine Genetics Psychology Education Biology Physiology Biochemistry Sociology Consumption Digestion Excretion Nutrition encompasses the following aspects of food Digestion Excretion Absorption Metabolism Storage
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2/2/2010 4 Psychological Nutrition also studies these aspects of food Food safety Cultural Global food supply Why is Nutrition Important? Nutrition contributes to ……. Wellness
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2/2/2010 5 Wellness: more than absence of disease Active process: Physical, emotional, and spiritual health •Nutr it ion •Physical activity Critical components of wellness: Healthful diet can prevent disease
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2/2/2010 6 Pellagra Obesity is a growing problem. Obesity rates continued to rise last year in every state but one, and government policies and actions to date offer little hope of countering the trend according to a offer little hope of countering the trend, according to a new report by Trust for America’s Health. Approximately 119 million Americans, or 64.5 percent , of adult Americans are either overweight or obese. Estimates of the number of obese American adults rose from 23.7 percent in 2003 to 24.5 percent in 2004. To help combat the obesity crisis, in the report, Some of the key recommended policy action items include: Bolstering Preventive Care Leveraging Change in Food Options Smarter Community Design Improving School Nutrition and Physical Education Providing More Useful Information and Support
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2/2/2010 7 Nutrition is so important it has become a national goal to promote optimal health and disease prevention. Goals of Healthy People 2010 •Increase quality and years of healthy life Healthy People 2010 • Eliminate health disparities What Are Nutrients?
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2/2/2010 8 Nutrients Nutrient Categorization Organic Three Categorizati ons of the vs. Inorganic ons of the six nutrients Essential Vs Non-Essential Macronutrients vs. Micronutrients
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2/2/2010 9 Organic vs. Inorganic Nutrient Carbon is key to life •An essential component of all living organisms By definition is present in all organic compounds.
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2/2/2010 10 Example of Organic Nutrien Organic vs. Inorganic Nutrient Nutrient C 6 H 12 O 6 = Glucose El f Ii Example of Inorganic Nutrient H 2 O = Water Organic Compounds : Organic Compounds vs.
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UNTR Cp. 1 - The Role of Nutrition in our Health Chapter 1...

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