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Learn about the essential components of a healthy diet including carbohydrates, fiber, water, fats, proteins, vitamins, and minerals. Discover the role of nutrients like Vitamin A, C, D, E, Calcium, Iron, Magnesium, Copper, Sodium, and Vitamin K in maintaining optimal health.
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Nutrition By: Justynne Stenner & Sally Matthews Computers 8
Carbohydrates • body breaks it down into simple sugars • major source of energy for the body • two major types: • simple • complex • simple carbohydrates found in refined sugars • complex carbohydrates include grain, crackers, pasta, rice
Fibre • good for bowels • can lower blood cholesterol • clean intestines • fruits, vegetables, and whole grains • 2 kinds of fibre: • soluble • insoluble
Water • without water, body would stop working properly • makes up half of your body weight • water also called “lymph” • need water to digest food • each cell needs water to function normally
Fats • component in food • nuts, oils, butter, and meats like beef • important part of a healthy diet • helps brain and nervous system develop correctly • main trans fats: • unsaturated • saturated • fuel body and help absorb some vitamins
Protein • many foods contain protein • builds up, maintains, replaces tissues in body • used to make protein molecules • used to build cardiac muscle • protein from vegetables and animal sources
Simple and ComplexCarbohydrates • simple carbohydrates: • also called simple sugars • found in refined sugars • complex carbohydrates • also called starches • bread, crackers, pasta, and rice • gives you energy
Fibre • cleans out intestines • helps your digestive system work well • helps you feel full • good for you • very important too eat daily • found in plants
Vitamin A • improves vision for colours and night vision • helps you grow • gives you healthier skin • in Carrots, spinach & sweet potatoes • helps make energy and releases it • helps make red blood cells • in whole grains, seafood, meats, dairy, etc. The B Vitamins
Vitamin C • keeps body tissues in good shape • gums • muscles • helps cuts or wounds heal & resists infection • citrus fruits • needed for strong bones • forms strong teeth • helps absorbs calcium • milk, fish, egg yolks, and liver etc. Vitamin D
Vitamin E • maintains body tissues • eyes • skin • liver • protects lungs from polluted air • important for the formation of blood cells • whole grains, leafy green vegetables, egg yolks
Calcium • helps nerve function, muscle contraction, blood clotting • creates healthy and strong bones and teeth • milk, cheese, yogurt • leafy green vegetables, canned salmon, & orange juice • essential for the transfer of oxygen (from your lungs to the rest of you body) • helps in formatting red blood cells • in nuts, eggs, green leafy vegetables, meat Iron
Magnesium • helps for the functioning of muscle & nervous tissue • essential for healthy bones • in eggs, fish, milk, nuts • found in • red blood cells • blood plasma • to make connective tissue in the body • which is needed for • strong blood vessels • cartilage and bones • copper is mined throughout the world Copper
Sodium • controls the volume of fluid in body • maintains the acid balance in body • controls the functions of the • muscles • nerve tissues • most food has sodium in it especially • fish • nuts
Vitamin K • heals cuts • creates clotting: • to prevent infection • stop bleeding • leafy green vegetables, dairy products, broccoli
Bibliography • http://kidshealth.org/kid/nutrition/food/fat.html • http://kidshealth.org/kid/nutrition/food/protein.html • http://kidshealth.org/kid/nutrition/food/carb.html • http://kidshealth.org/kid/nutrition/food/water.html • http://kidshealth.org/kid/word/f/word_fiber.html • http://www.ivy-rose.co.uk/humanbody-science/minerals.php