3 Nutrients for Wellness More than 40 nutrients belong in six groups: carbohydrates, fats, proteins, vitamins, minerals, and water.nutrientA substance that perform a job in your body.
4 What Nutrients Do for You Give you energy: your body uses energy even when you sleepBuild and repair body cells: Proteins help build and repair cells and help you growRegulate body processes: Body processes include breathing, digesting food, and building red blood cellsprocessA function
5 How Digestion and Absorption Work EsophagusStomachSmall IntestineLiverLarge IntestineMouth
6 Meet the Nutrients Carbohydrates: Your Main Energy Source A carbohydrate is an important nutrient that helps proteins and fats do their regular jobs.carbohydrateA nutrient that serves as the body’s main energy source.
7 Meet the NutrientsSugar is a simple carbohydrate because it is made of one or two sugar units.sugarA simple carbohydrate that are digested quickly.
8 Meet the NutrientsStarch is broken down during the digestion process into single sugars, which are used to make energy.starchMany sugar units attached together.
9 Meet the Nutrients Complex carbohydrates are starches and fiber. fiber fiberPlant material that cannot be digested.
10 Foods with Carbohydrates Grain productsStarchy vegetablesLegumes
11 Fats: Nutrients Essential to Your Health Fats provide energy, insulate you from heat and cold, and cushion vital organs. Fats are naturally present in meat, poultry, fish, dairy foods, and nuts. Eating too much fat increases your risk of heart disease.Types of FatsSaturated FatsUnsaturatedFatsTrans FatsPhysicalMentalSocialEmotionalWellnessCholesterol is a fat-like substance found in body cells. High levels in the bloodstream have been linked to heart disease.
12 Proteins: Your Body’s Building Blocks Proteins are needed for growth and fighting disease, are made of many small units called amino acids, and help give you energy if you do not take in enough carbohydrates and fats.Types and Sources of Protein:Complete proteinsIncomplete proteinsproteinsSubstances that the body uses to build new cells and repair injured ones.
13 Water is a Nutrient! Every body cell contains water. Water helps digestive process by eliminating waste.Water carries nutrients.Water helps regulate body temperature.
14 Vital VitaminsVitamins do not provide energy or build body tissue, but your body cannot produce energy without them. Fat-soluble vitamins—A, D, E, and K—dissolve in fat. Excess amounts can build up to harmful levels in your body.vitaminsNutrients that help regulate body processes and help other nutrients do their work.
15 Mighty Minerals Your body uses minerals for many processes. minerals Inorganic nutrients that are essential for health and growth.
16 Build Strong Bones for Life Bones grow with the help of calcium, phosphorus, and magnesium. Your need for calcium is highest during your teen years.
17 Eat Right for Healthy Blood Iron helps red blood cells carry oxygen to all your cells. If you do not eat enough foods with iron, you many develop anemia.
18 Nutrients and Energy What are Calories? Energy in Food Calories are not a food ingredient or nutrient, instead, they are units the measure energy.Energy in FoodCarbohydrates, fats, and proteins provide energy.Energy Your Body UsesFood provides energy so your body can do its work, even for sleep.Energy in BalanceWhen you balance the energy from your food and drinks with the amount your body uses, you maintain your weight.
19 Nutrient AdviceThe Recommended Dietary Allowances are part of the Dietary Reference Intakes (DRIs) from the Institute of Medicine. Poor nutrition can cause malnutrition.Recommended Dietary AllowanceGovernmental advice about daily nutrient needs for most healthy people.Malnutrition Poor nutrition.
20 Nutrient AdviceDietary supplements may be sold as pills, capsules, liquids, or powders. With wise food choices, you probably do not need a supplement.supplementsContains nutrients or other food substances that add to your diet.
21 After You Read Review Key Concepts List the three main nutrient functions.The six categories of nutrients are: carbohydrates, fats, proteins, vitamins, minerals, and water.
22 After You Read Review Key Concepts List food sources of carbohydrates, fats, proteins, vitamins, minerals, and water.Food sources of carbohydrates are grain products, such as breads, cereal, rice, grits, and pasta; starchy vegetables, such as squash, potatoes, and corn; and legumes, such as beans, peas, and lentils. Food sources of fat are meat, poultry, fish, dairy foods, and nuts. Food sources of proteins are food from animal sources, such as meat, poultry, fish, eggs, and dairy products or from soy for complete proteins, or plant sources such as beans, peas, grains, and nuts for incomplete proteins. Water can come from plain water, juice, milk, and soups, as well as most foods. Vitamins and minerals come from a variety of foods.
23 After You Read Review Key Concepts Explain energy balance.Energy balance is consuming the same amount of energy, or calories, as your body uses. When you balance the energy from your food and drinks with the amount your body uses, you maintain your weight. If you eat more food and drinks than the amount your body uses, you gain weight. If you eat less food or drinks than the amount your body uses, you lose weight.
24 After You Read Review Key Concepts Describe the possible effects of getting too few or too many nutrients.Getting too few nutrients may result in poor health or a lack of energy. If you get too much of a nutrient, the body gets rid of extra water-soluble vitamins as waste. Extra energy from carbohydrates, proteins, or fats turns into body fat. If you take too many fat-soluble vitamins, as well as some minerals, they can build up in the body and create health problems.
25 After You Read Review Key Concepts Describe the safe use of dietary supplements.Health professionals may recommend supplements for specific reasons including calcium supplements for people who are allergic to milk, or to some elderly people, pregnant or nursing women, people on certain medications, or those recovering from illness. Taking large amounts of these vitamins may cause health problems. Some water-soluble supplements can cause your kidneys to work too hard to remove the excess, while others may harm your liver and other organs.
26 Nutrients: From Food to You End ofChapter 7Nutrients: From Food to You
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