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Chapters 8, 9, & 10 Nutrition

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Chapter 8 Food and Nutrition Nutrient Substance that the body needs to regulate body functions, promote growth, repair body tissue, and obtain energy Metabolism the process by which your body breaks down food to use it as energy Calories amount of energy released from food

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10% 40% 35% 15% The 6 Basic Nutrients

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Carbohydrates Supply energy for your body Simple Complex found in and found in Which foods provide our body with fiber and Sugar Fruits & vegetables Milk Starches Potatoes & rice Grains Fiber Whole-wheat bread Cereals, whole grain, veggies, nuts, beans, seeds also known as It provides Energy for your bodys cells Your body breaks these down into Simple Sugars -Prevents constipation -Prevents colon cancer -helps prevent heart disease

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YOUR BODYS ENERGY RESERVE Extra carbohydrates that your body does not use create extra glucose. The extra glucose is converted into a starch called GLYCOGEN which is then stored in your body. When you body needs more glucose, the glycogen is converted back to glucose for energy. If you eat too many CARBOHYDRATES, and the GLYCOGEN stores are full the excess carbohydrates are stored as FAT.

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Fats Supply your body with energy, form your cells, maintain body temperatures, and protect your nerves Complete vocabulary on page 5

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Types of Fats Unsaturated Fats Fats usually liquid at room temperature. Found in vegetable oils, nuts and seeds. Saturated Fats Solid at room temperature. Contained in animal fats, such as lard, and dairy products. Too much of saturated fat can lead to heart disease. CholesterolWaxy fatlike substance that is only found in animal products. Your body does not need additional cholesterol it makes all that you need. Extra cholesterol is stored in the blood vessels as plaque. Trans FatSaturated fats that have extra hydrogen added to them. Foods that contain trans fats stay fresh longer and have no health benefits.

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Proteins their role is to grow and repair body tissue Protein Chain Amino Acids 9 Essential amino acids Body cant produce 11 Non-essential amino acids Body produces on own ***Complete Sources for proteins***

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Vitamins Nutrients that are made by living things and assist in chemical reactions in the body Fat Soluble can be stored in the body Vitamin A, D, E, K oPage 203 Water soluble can not be stored in the body Vitamin C, B12, Thiamin, Riboflavin, Niacin, Folic acid oPage 204 Write down functions of vitamins

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Fat- soluable vitamins Vita min Good sourcesMain functions A Sunlight, vegetable oils, liver, eggs and certain vegetables Maintains healthy skin, bones, teeth and hair, aids in vision in dim light D Maintains bones and teeth,. Helps in the use of calcium and phosphorus E Aids in maintenance of red blood cells, vitamin A, and fats KAids in blood clotting

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Water- soluable vitamins Vita min Good sourcesMain functions B1 Fruits, vegetables, legumes, meats and poultry Aids in carbohydrates use and nervous system function B2 Aids in metabolism of carbohydrates, proteins and fats B3Aids in metabolism c Aids in bone, teeth and skin formation; resistance to infection and iron uptake

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Minerals 7 essential minerals Calcium Sodium Potassium Magnesium Phosphorus Chlorine Sulfur oPage 207 Fill in sources of minerals

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Minerals deficiency Osteoporosis lack of calcium resulting in weak and brittle bones Anemia lack of iron resulting in the person becoming tired and weak easily

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Water is essential to live 65% of your body is water All of your bodys processes require water Dehydration is serious reduction in the bodys water content Symptoms include weakness, rapid breathing and weak heart beat Now... Figure out how many ounces of water you should drink every day! YOUR BODY WEIGHT = __________ / 2 = __________ OUNCES OF WATER YOU SHOULD DRINK EXAMPLE YOUR BODY WEIGHT = 140 / 2 = 70 OUNCES OF WATER YOU SHOULD DRINK

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Gatorade vs water article Water challenge

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Coke vs. Water What do you drink??? Do you know how it can help or hinder your daily activities? Lets find out

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Water 75% of Americans are chronically dehydrated. In 37% of Americans, the thirst mechanism is so weak that it is mistaken for hunger. One glass of water will shut down midnight hunger pains for almost 100% of the dieters studied in a University of Washington study. Lack of water, the #1 trigger of daytime fatigue A mere 2% drop in body water can trigger fuzzy short-term memory, trouble with basic math, and difficulty focusing on the computer screen or on a printed page. Drinking 5 glasses of water daily decreases the risk of colon cancer by 45%, plus it can slash the risk of breast cancer by 79%., and one is 50% less likely to develop bladder cancer.

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Coke In many states the highway patrol carries two gallons of Coke in the trunk to remove blood from the highway after a car accident. To clean a toilet: Pour a can of Coca-Cola into the toilet bowl and let the 'real thing' sit for one hour, then flush clean. The citric acid in Coke removes stains from china. To remove rust spots from chrome car bumpers: Rub the bumper with a rumpled-up piece of Reynolds Wrap aluminum foil dipped in Coca-Cola. To clean corrosion from car battery terminals: Pour a can of Coca-Cola over the terminals to bubble away the corrosion. To loosen a rusted bolt: Apply a cloth soaked in Coca-Cola to the rusted bolt for several minutes.

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Coke #1 the active ingredient in Coke is phosphoric acid. It will dissolve a nail in about four days. Phosphoric acid also leaches calcium from bones and is a major contributor to the rising increase of osteoporosis. #2. To carry Coca-Cola syrup! (the concentrate) the commercial trucks must use a hazardous Material place cards reserved for highly corrosive materials. #3. The distributors of Coke have been using it to clean engines of the trucks for about 20 years! WHAT DO YOU PUT IN YOUR BODY?

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MY PLATE Complete page 8 and 9 in your packet

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Think * Pair * Share Why do people eat? UNIT 4 PART 2

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BMR: The rate at which you use energy when your body is at rest

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Evaluating your food choice use page 222 in your book to complete the bottom of page 1 in the packet http://www.youtube.com/watch?v=oSd0keSj2W8

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What it says What it means . Free Fat freeContains less than.5g fat Sugar freeContains less than.5g of sugar Low in Low in Calories Contains less than 40 calories Low in Sodium Contains less than 140 mg of sodium High in High in Vitamin C One serving provides 20% or more of the daily Light Contains 50% less fat or at least 1/3 fewer calories Excellent source of One serving provides 20% or more of the daily value of calcium May reduce your risk of heart disease Can appear on fiber containing grain products, fruits and veggies

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Weight and Management Overweight: BMI over 30 Health Risks High Blood Pressure/Cholesterol Diabetes Heart Disease, stroke, certain cancers More people are overweight because their calorie consumption has increased and their calorie usage has decreased. Underweight: BMI under 14 Health Risks Anemia Heart irregularities Trouble regulating body temperature Think *pair*share

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Healthy Weight Management An average person needs 2500calories to have enough energy to perform daily tasks. Any additional calories taken beyond those required for their BMR can be stored as fat_. 1 pound = 3500 calories If a person wants to lose 1 pound, they must BURN or use 3500 calories. If a person wants to gain 1 pound, they must CONSUME 3500 extra calories above their BMR. The healthiest way to lose weight is to lose 1 to 2 pounds a week. In order to lose 1 pound a week you must reduce your calorie intake by 500 calories a day. Complete the word problems at bottom of page in the packet.

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Use the % Daily Value (% DV) column: 5% DV or less is low, and 20% DV or more is high. Keep these low: saturated and trans fats, cholesterol, and sodium. Get enough of these: potassium and fiber, vitamins A, C, and D, calcium, and iron. Check the calories: 400 or more calories per serving of a single food item is high. Food Label on page 6 of packet http://www.youtube.com/watch?v=G0O87gWv-Xk

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Plain yogurt Vanilla yogurt Apple slices French fries Serving size1 cup 1 bag68g Calories in container (140*4) 560 (230*4) 920 35210 %DV saturated fat 0%25%0%8% %DV calcium50%30%2%0% %DV sodium7%5%6%

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Junk Food Junkie Activity Dining Out Activity

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Healthy Choices

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In the News

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Obesity Trends* Among U.S. Adults BRFSS, 1985 (*BMI 30, or ~ 30 lbs. overweight) No Data