2 What Is Nutrition-Nutrient: A chemical substance in food that helps maintain the body.-Nutrition: The study of how your body uses the food that you eat.-Malnutrition: is the lack of the right proportions of nutrients over an extended period
3 What is a Nutrient(A nutrient is a chemical substance in food that helps maintain the body.)Some provide energy. All help build cells and tissues, regulate bodily processes such as breathing. No single food supplies all the nutrients the body needs to function.Deficiency Disease: failure to meet your nutrient needs.
4 The six Classifications of Nutrients VitaminsMineralsWaterProteinCarbohydratesFatsSugarsCellulose
5 Carbohydrates The body’s chief source of energy Sugar Starches Fiber Simple CarbohydratesGlucose: BloodFructose: FruitGalactose: MilkSucroce: Table sugarStarchesComplex CarbohydratesFiber
6 Fats Important energy source Lipid family which includes fats and oilsHydrogenation: adds hydrogen atoms to unsaturated fatty acids (liquid) turning them into more saturated solid fatsCrisco and margarine sticksCholesterol: fatlike substance found in every cell in the bodyImportant… found in skin tissue, produces hormonesTwo types: Dietary and Blood
7 Proteins Provide energy, encourage growth and tissue repair Made up of small units called amino acids20 important to the human body: 9 your body can’t make and 11 it canComplete protein: animal foods and soyIncomplete proteins: plant foodsMust pair 2 foods together: beans and rice
8 www.makemegenius.com Free Science Videos for Kids
9 Vitamins Are complex organic substances Normal growth, maintenance, and reproductionYour body cannot produce all vitamins you can get those by eating a nutritious diet.Fat-soluble vitamins: carried in fatty parts of foods and dissolve in fats (body stores them in fat... build up can be dangerous)Water-soluble vitamins: dissolve in water (body does not store them)
10 Fat-Soluble VitaminsVitamin AVitamin DVitamin EVitamin K
12 MineralsIn addition to vitamins your body also needs 15 minerals that help regulate cell function and provide structure for cells. Major minerals, in terms of amount present, include calcium, phosphorus, and magnesium. In addition, your body needs smaller amounts of chromium, copper, fluoride, iodine, iron, manganese, molybdenum, selenium, zinc, chloride, potassium and sodium.Amounts needed for most of these minerals is quite small and excessive amounts can be toxic to your body.
13 WaterWater is your body's most important nutrient, is involved in every bodily function, and makes up % of your total body weight. Water helps you to maintain body temperature, metabolize body fat, aids in digestion, lubricates and cushions organs, transports nutrients, and flushes toxins from your body.Everyone should drink at least 64 ounces per day, and if you exercise or are overweight, even more. Your blood is approximately 90% water and is responsible for transporting nutrients and energy to muscles and for taking waste from tissues.