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CHAPTER 9 NUTRITION: EATING FOR OPTIMUM HEALTH OVERVIEW Proper nutrition is an important goal in the United States. Many of the diseases can be reduced or even eliminated with healthy food choices. This chapter introduces basic nutrition information. It also helps the student to understand the food guide pyramid and the effect that a diet high in fat can have on our health. It is important that students leave this chapter with skills in label reading and understanding how to calculate proper amounts of fat for their own health. Raising the intake of fruits and vegetables, including fiber, in the diet is also an important aspect of sound nutrition. Stress management and proper emotional health can be greatly aided with a diet that has the nutrients needed to create the chemicals the body uses to maintain health. LEARNING OBJECTIVES 1. Examine the factors that influence dietary choices. 2. Discuss how to change old eating habits, including using the Food Guide Pyramid appropriately, eating nutrient-dense foods, and improving other behaviors that enhance health. 3. Summarize the major essential nutrients and indicate what purpose they serve in maintaining overall health. Explain any controversies related to these substances. 4. Discuss food as a form of medicine and the facts related to new trends in nutrition, food supplements, and their roles in health and well being. 5. Distinguish among the various forms of vegetarianism and discuss possible health benefits and risks from these dietary alternatives. 6. Discuss issues surrounding gender and nutrition, food safety, and the unique dietary issues facing college students. 7. Discuss the unique problems that college students face when trying to eat healthy foods and the actions they can take to comply with the Food Guide Pyramid. 8. Explain some of the food safety concerns facing Americans and people from other regions of the world. OUTLINE I. Assessing Eating Behaviors A. There are several factors involved in the way we eat. 1. Hunger is the physical feeling of needing nutrients. 2. Appetite is the psychological factor influencing dietary choices. B. We eat the way we do for several reasons. 1. Personal preferences 2. Habit
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3. Ethnic Heritage 4. Availability 5. Emotional comfort 6. Values 6. Body image 7. Nutrition C. Nutrition is the science that investigates the relationship between physiological function and the essential elements of the foods we eat. II. Eating For Health. A. Calories are units of measure determining the amount of energy in food sources. 1. Calories are eaten in the form of proteins, fats, and carbohydrates. 2. Other nutrients essential for life but which do not provide any energy in the form of calories include vitamins, minerals, and water. B.
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