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Science 10-4: Nutrition. questions you will answer:. What are nutrients? Where do nutrients come from? What are the short-term and long-term consequences of too many or too few nutrients? How can individuals make healthy eating and lifestyle choices. what are nutrients?.

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questions you will answer
questions you will answer:
  • What are nutrients? Where do nutrients come from?
  • What are the short-term and long-term consequences of too many or too few nutrients?
  • How can individuals make healthy eating and lifestyle choices
what are nutrients
what are nutrients?
  • Nutrients are substances found in food
  • Nutrients provide nourishment to your body
  • 6 main types of nutrients:
    • carbohydrates
    • fats
    • proteins
    • vitamins
    • minerals
    • water

BrainPOP: nutrition

slide4

Nourishment and energy contained in food helps the body to keep cells, tissues and organs healthy.

  • In order to stay healthy, animals must consume a mixture of foods and drinks that supply enough nourishment and energy to their bodies.
roles sources of nutrients
roles & sources of nutrients

CARBOHYDRATES

FATS

Stored in the body as energy source when carbohydrates are in short supply

Sources:

red meat, dairy, nuts, oils

  • Sugars and starches are the main source of energy for the body

Sources:

    • rice, bread, cereal, potatoes, pasta
roles sources of nutrients1
roles & sources of nutrients

PROTEINS

VITAMINS

Help carry out life functions like growth and reproduction

Sources:

fruits and vegetables

  • Build and repair body tissue

Sources:

    • meat, eggs, dairy, beans, nuts
roles sources of nutrients2
roles & sources of nutrients

MINERALS

WATER

Helps carry out life functions, moves nutrients and waste products

Sources:

beverages, foods high in water like fruits and vegetables

  • Important to strong bones and teeth. Also help carry out life functions

Sources:

    • dairy, fruits and vegetables
malnutrition
malnutrition
  • Malnutrition occurs when nutrients are missing from a diet.
  • Can occur when people:
    • eat too little
    • make poor eating choices
diets
Diets
  • “Diet” refers to the amount and type of food you eat.
  • A mixed diet contains a wide variety of foods:
    • grain products
    • fruits & vegetables
    • milk products
    • meat & meat alternatives
diets1
Diets
  • A vegetarian diet lacks meat products
  • Vegetarian diets:
    • high in fibre
    • low in fat
    • may lack vitamins
    • may lack calcium
diets2
Diets
  • A “fad diet” refers to a current diet craze
  • Fad diets usually involve weight loss
  • Examples:
    • cabbage soup diet
    • grapefruit diet
    • Atkins diet
    • Caveman diet

Caveman Diet

canada s food guide
Canada\'s food guide
  • Canada’s Food Guide helps Canadians make healthy choices
  • Five guidelines:
    • Eat a variety of foods
    • Eat whole grains, fruits and vegetables
    • Chose low fat foods
    • Participate in physical activity
    • Limit salt, sugar, alcohol and caffeine intake

Canada’s Food Guide

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