Nutrition

Pick up BELLRINGER off the chair and get to work quietly.

Journal: Do you think you make good or bad food choices? Explain?

DO VEGETABLE VOCABULARY ON BACK OF JOURNAL

Bathroom, Water, &

Sharpen Pencils!

Nutrition• The STUDY of nutrients and

how the body uses them.

Nutrients• Definition: Substances in food that your

body needs.

• Helps the body:– Build new tissue– Repair damages cells– Produce energy

Influences on Food Choices

• Peer Pressure• Family and Culture• Advertising• Knowledge of Nutrition• Convenience • Availability

Which one of these factors has the biggest role in your personal food choices?

Appetite vs. Hunger

• Appetite – the psychological desire for food.– Ex. The smell of fresh baked bread…might

make you crave piece of toast, even if you are not hungry.

• Hunger – the body’s physical need for food.

5 types of NUTRIENTS!

• Carbohydrates

• Fats

• Proteins

• Minerals

• Vitamins

Carbohydrates

• Preferred QUICK ENERGY source.

• Contain 4 calories per gram.

• Found in grains, fruits, & vegetables.

• 55% of the calories in a persons diet should come from carbohydrates.

Fats• SLOW source of energy.

• Contains 9 calories per gram.

• Helps body with nerve conduction, vitamin absorption, insulation, & organ protection.

• Found in dairy, meat & nuts, & oils food groups.

• 30% of the calories in a person’s diet should come from fats.

EXAMPLES???

Proteins• RESERVE source of energy.

• Contains 4 calories per gram.

• Repair & build the body.

• Found in meats & beans food group.

• 15% of the calories in a person’s diet

Should come from proteins.

Examples???

Minerals• Essential to helping body function properly

but do not provide energy.

• Inorganic elements found in the grains, fruits, & vegetables food group.

Examples???

Vitamins•Required for a wide variety of body functions but are NOT a source of energy.

•Nutrients needed for good health found in fruits & vegetable groups.

Examples: ???

Water• Helps you digest and absorb food.• Regulates body temperature and blood

circulation.• Carries nutrients and oxygen to the cells.• Removes toxins and other wastes.• Cushions Joints.• Protects tissues and organs from shock &

damage.

Calorie• Definition: A unit that measures the energy

available in food.

• Most teens need 2,000 calories a day.

• Teen should be physically active for at least 60 minutes on most days.

Guidelines for Good Health!!Eat a variety of foods.Eat more Fruits, Vegetables, and Whole

Grains.Balance the Calories you Consume with

Physical Activity.Limit Fats, Sugar, and SaltKeep Foods Safe to Eat

Planning Healthy Meals

VARIETY – Make your meals and snacks more nutritious and interesting.

MODERATION – Eating reasonable portions. Limiting fats, sugars, and salt.

BALANCE – Being careful not to eat more calories than your body can burn.

My Plate

A system designed to help Americans make healthful food choices.

More details NEXT CLASS!

DON’T FORGET BREAKFAST

• “The most important meal of the day.”• After a night of sleep, in which the body rests and

repairs itself, you need breakfast to turn your body’s fuel-producing mechanism back on.

• Breakfast gets the body going!!!!• Studies show students who eat breakfast do better

academically than teens who do not eat breakfast.