1. Science 10-4: Nutrition

2. 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

3. 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

4. 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.

5. roles & sources of nutrients
CARBOHYDRATES
FATS
Sugars and starches are the main source of energy for the body
Sources:
rice, bread, cereal, potatoes, pasta
Stored in the body as energy source when carbohydrates are in short supply
Sources:
red meat, dairy, nuts, oils

6. roles & sources of nutrients
PROTEINS
VITAMINS
Build and repair body tissue
Sources:
meat, eggs, dairy, beans, nuts
Help carry out life functions like growth and reproduction
Sources:
fruits and vegetables

7. roles & sources of nutrients
MINERALS
WATER
Important to strong bones and teeth. Also help carry out life functions
Sources:
dairy, fruits and vegetables
Helps carry out life functions, moves nutrients and waste products
Sources:
beverages, foods high in water like fruits and vegetables

8. malnutrition
Malnutrition occurs when nutrients are missing from a diet.
Can occur when people:
eat too little
make poor eating choices

9. 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

10. Diets A vegetarian diet lacks meat products Vegetarian diets:
high in fibre
low in fat
may lack vitamins
may lack calcium

11. 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

12. 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

13. survey
Take the anonymous survey related to your lifestyle and eating habits!
Take the survey HERE!