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lecture notes - Nutrition 100 1/5/10 Identify the way...

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Unformatted text preview: Nutrition 100 1/5/10 Identify the way nutrition effects health There are some conditions where diet plays a great role in promoting- others diet does not effect dental decay diabetes heart disease infections iron-deficiency anemia 18 g. for regular women, 27g. Pregnant osteoporosis vitamin deficiencies mineral deficiencies most of the deaths in the US has to do with diet (heart disease, cancer, stroke etc.) genetics some health effects are due to genetics not diet... sickle cell anemia nutrition genomics- science of how nutrients affect the activities of genes and how genes affect the activity of nutrients Identify six nutrients, their roles in the body, the calorie values of the three macronutrients and alcohol Why do you have to eat? We dont make vitamins or other things our body needs we need to take in what out bodies dont produce difference between food and nutrients the body needs certain nutrients not certain foods Nutrients most vital:WATER carries nutrients-essential nutrient die the fastest if you take water out of your diet Energy- yielding (make energy-body uses this energy) carbohydrates- 4 calories per g. fats- 9 calories per g. proteins (provides nutrients and also forms structures within the tissues)-4 calories per g. alcohol 7 calories per g. Helper (regulator)- assist in body processes (moving muscle, disposing of wastes, growing new tissue etc) vitamins- dont provide energy to the body minerals essential vs. non-essential essential-have to take in non-essential- body makes these nutrients organic vs inorganic carbon in it organic-vitamins inorganic-water, minerals Identify Characteristics of a healthy diets What constitutes a healthy diet Adequacy- provide all nutrients that your body needs provide enough essential nutrients Balance- equal balance between food groups (grouped together by nutrient composition) Calorie control- don't eat more calories then you need- energy intake=energy needs foods provide the amount of energy you need to maintain appropriate weight Moderation- being moderate in eating things-don't eliminate (be moderate in sodium due to hypertension) a steady diet of ice cream would be bad but ice cream once a week is not bad Variety- within a group eat different foods Identify Characteristics of the scientific research process scientific method observation and question-hypothesis and prediction-experiment -results and interpretation- hypothesis supported(theory) or not supported(new observations and questions) How do you know what we know about nutrition?...
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This note was uploaded on 03/31/2011 for the course HEALTH 100 taught by Professor Fugal during the Fall '09 term at BYU.

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lecture notes - Nutrition 100 1/5/10 Identify the way...

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