nutrition fall part 1 - Nutrition Nutrients •Essential...

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Nutrition
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Nutrients Proteins Carbohydrates Fats Vitamins Minerals Waters Essential nutrients = Essential nutrients = substances the body substances the body must get from food must get from food
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Classes of Nutrients Essential Energy Nutrients Carbohydrates/ Protein/ Fats Non-energy Nutrients Water Vitamins/ Minerals Non- essential Nutrients Alchohal Macro nutrients Micro nutrients
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Energy from Food Kilocalorie: Able to heat 1 liter of water 1*C.
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Carbohydrates (CHO) The primary function of dietary carbohydrate is to: Provide Energy Simple carbohydrates Found naturally in fruits and milk and added to many other foods Include sucrose, fructose, maltose, and lactose
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CHOs Types Complex carbohydrates Found in plants, especially grains, legumes, and tubers Include starches and most types of dietary fiber
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Whole Grains Composition of whole grains Composition of refined grains
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Refined Carbohydrates Versus Whole Grains What is the difference Wheat bread Whole wheat bread White wheat bread Enriched bread Choose foods that have a whole grain as the first item on the ingredient list on the label Whole wheat, whole rye, whole oats, oatmeal, whole-grain corn, brown rice, popcorn, barley, etc.
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Simple CHO (sugars) Nutritious vs “Empty ” sugars Common sources of Nutritious simple sugars Common sources of empty, non-nutritive simple sugars Identifying added Sugars: glucose, fructose, dextrose, corn syrup, high-fructose corn syrup , molasses, brown sugar, sugar Fruits, milk, honey Soft drinks, fruit punch (Kool-Aid), sports drinks, candy, bakery foods
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Absorption of Carbohydrates During digestion, most CHO broken down into glucose and enters bloodstream Pancreas releases hormone insulin Insulin allows glucose to enter cells (regulates blood sugar levels) Liver and muscles take up glucose and store (glycogen)
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This note was uploaded on 04/07/2008 for the course HPS 1040 taught by Professor Surrency during the Spring '08 term at Georgia Institute of Technology.

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nutrition fall part 1 - Nutrition Nutrients •Essential...

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