Define nutrition.
Nutrition is the science or study of food and the ways in which the body uses food.
State three functions of nutrients in your body.
1. provide energy
2. help form body tissues
3. help the body live and grow
Name the class of nutrients to which sugars and starches belong.
carbohydrates
Which class of nutrients is the body's main energy source?
carbohydrates
Name the class of nutrients that is made up of chains of amino acids.
proteins
Which class of nutrients helps build new cells and repair existing ones?
proteins
Name the "building blocks" that make up protein.
...
State two functions of fats.
1. provide energy
2. serve as the main form of energy storage in the body
List the six classes of nutrients provided by food.
1. carbohydrates
2. fats
3. proteins
4. vitamins
5. minerals
6. water
State three functions of complex carbohydrates.
1. provide energy
2. store energy
3. keep intestines healthy
Describe the benefits of a diet high in fiber.
Fiber is important for healthy digestion. It helps move food through the digestive tract, which helps prevent constipation and remove cholesterol from eaten food. Fiber may help prevent colon cancer and heart disease.
Identify types of food that are a source of cholesterol.
1. meats (beef, pork)
2. fish
3. poultry (chicken, turkey)
4. eggs
5. dairy products
Name foods high in saturated fat.
1. meat
2. whole milk
3. butter
4. ice cream
5. cheese
Name foods that are high in fat but low in saturated fat (they are healthier).
1. olives and olive oil
2. peanuts
3. salmon (a kind of fish)
Why are saturated fats considered "bad"?
Saturated fats have been connected with high blood cholesterol levels, heart disease, and obesity.
How does a healthy diet benefit young people?
1. helps promote proper growth and development
2. helps reduce the risk of developing obesity, heart disease, cancer, stroke, and diabetes