HOMEWORK DUE MONDAY, AT THE LATEST

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HOMEWORK!- DUE MONDAY, AT THE LATEST!!!

• BRING IN MAGAZINES
• BRING IN FOOD ADS FROM NEWSPAPER (SUNDAYS ARE THE
  BEST!)
• GO TO THE GROCERY STORE AND PICK UP A FEW!

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Nutrition For Life

• Chapter 7

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Section 1 Carbohydrates, Fats and Proteins
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What is nutrition?

• The science or study of food and the ways in
  which the body uses food

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What are nutrients?

• Substances in food that provide energy or help
  form body tissues and are necessary for life and
  growth

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How many nutrients are there?

• There are 6 classes
• carbohydrates
• fats
• proteins
• vitamins
• minerals
• water

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What are carbohydrates?

• A class of energy giving nutrients that include
  sugars, starches and fiber

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What are fats?

• A class of energy-giving nutrients that are also
  the main form of energy storage in the body

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What are proteins?

• A class of nutrients made up of amino acids,
  which are needed to build and repair body
  structures and to regulate processes in the body

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Why is it important to eat these nutrients?

• To stay alive, healthy and growing
• you must eat the right amount of each nutrient
• if you eat incorrectly you can loose/gain weight,
  not grow properly, sometimes die

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What happens if you eat too much fat,
carbohydrates or proteins?

• They are stored as fat
• increases risk for heart disease, high blood
  pressure, and other chronic diseases and
  disorders
• How you eat now can effect your health in the
  future!!!

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Food is like what to our bodies?

• Food is our fuel
• food-gt body
• gas-gt car
• all the chemical processes that happen in your
  body to keep you alive and active is called
  metabolism

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How do you measure food?

• Calories energy
• Calories are NOT FAT!
• CARBOHYDRATES 4 CAL/G
• PROTEIN 4 CAL/G
• FAT 9CAL/G

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Where can you find Carbohydrates?

• Fruit
• milk
• cookies
• potatoes
• all of these contain sugars!!!!

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Are there different types of carbohydrates?

• Yes!
• Simple
• glucose
• fructose
• lactose
• sucrose
• Complex
• starch
• glycogen
• fiber

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Why is fiber important?

• Isnt used for energy
• Cant be digested
• Keeps your intestines healthy, prevents
  constipation, and may help prevent colon cancer
  and heart disease
• Helps trap cholesterol from food you eat (lowers
  blood cholesterol)

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Isnt fat unhealthy?

• No!

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Why do we need to eat fat?

• Body needs it in order to function properly!
• Adds texture, flavor and aroma to our food
• Eating too much can cause weight gain, heart
  disease and cancer

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What types of fat are there?

• Saturated fats solid at room temperature
• example butter
• Unsaturated fats liquid at room temperature
• Cholesterol made by your body (liver) and animal
  tissues (meat, fish, poultry, eggs, dairy
  products)

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What are proteins?

• Made of chains called amino acids
• muscle, skin, hair, nails made mostly of protein

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Why do we need proteins?

• Needed to form hormones, enzymes, antibodies and
  other important molecules
• if you eat too much it can be stored as fat
• you need 20 different amino acids to make up body
  proteins

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• 9 of the amino acids needed to make up body
  protein cannot be made by our bodies (essential
  amino acids)

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How much do I need?

• Carbohydrates
• 45-65 of daily calories
• Fats
• 25-35 of daily calories
• Proteins
• 10-35 of daily calories

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CLASSWORK

• DO PG. 160
• 1-9
• TOGETHER 10
• TOGETHER 11