Post on 25-Dec-2015
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Topic: NutritionAim: Describe the nutrients that are
needed by the human body.
Do Now: Start ISN activity.
HW: Finish the ISN activity.Collect FIVE different nutrient labels from
foods you eat regularly and bring them to class on Thursday for the Food Label Lab.
Describenutrients.
•Substances that provide energy and materials for cell development, growth and repair
Identify the 6 classes nutrients.
• Proteins• Carbohydrates• Vitamins• Fats• Water• Minerals• Vitamins
Identify the building blocks of proteins.
• Amino acids
• Identify the elements that make up an amino acid.
• What is produced by joining many amino acids?
Essential AA’s
•Arginine
•Histidine
•Isoleucine
•Leucine
•Lysine
•Methionine
•Phenylalanine
•Threonine
•Tryptophan
•Valine
Non-Essential AA’s
•Asparagine
•Aspartic acid
•Cysteine
•Glutamine
•Glycine
•Proline
•Serine
•Tyrosine
•Glutamic acid
•Alanine
Identify 7 different foods that contain proteins.
• Eggs, milk, cheese, meat• Vegetables, fruits, grains
How is energy released from carbohydrates?
• When carbohydrates are broken down in the presence of oxygen in your cells
In which process does this occur?????
Which type of carbohydrate is a simple carbohydrate?
• Sugar• Glucose
Which types of carbohydrate are complex carbohydrates?
• Starch• Fiber
List 5 foods that contain fiber.
• Whole grain breads• Cereals• Beans• Peas• Other vegetables and
fruits
Why does fiber keep your digestive system running smoothly?
• You cannot digest fiber.
• It helps push food along through your digestive tract.
Why are fats necessary for the body?
• Provide energy• Helps body absorb
vitamins• Cushions internal
organs
Identify the 2 types of fats and examples.
• Unsaturated Vegetable oils, found in
seeds • Saturated
Meats, animal products, and some plants
Potato chips, dairy products, meats and pastries
Describe the negative effect of high blood cholesterol.
• Deposits forming on inside of blood vessels• Blocks blood supply to
organs and increases blood pressure
Identify why vitamins are necessary.
• Needed for growth, regulate body functions, prevent some diseases
Identify 3 types of vitamins your body produces.
• Vitamin D (sunlight)• Vitamin K• B vitamins (bacteria
in LI)
Describe why minerals are necessary for the body.
• Build cells• Take part in chemical
reactions• Send nerve impulses
throughout the body (sodium and potassium)
• Carry oxygen to body cells (iron in hemoglobin)
How many minerals do our bodies use?
• 14
Identify 2 minerals that are used in largest amounts and what they are needed for.
• Calcium and phosphorus• Used for the formation
and maintenance of bones
Why is water necessary for survival?
• Cells need water to carry out their work
• For water-soluble vitamins• Chemical reactions take
place in solutions
Identify three locations in the body where water is found.
• In your cells• Around your cells• In body fluids
Let’s summarize…:
1. How is energy measured in food?
2. Identify the 6 types of nutrients.
3. Which vitamin is a great source of energy?
4. Which vitamin absorbs vitamins and cushions internal organs?
5. Which vitamin helps dissolve other nutrients?
6. Which vitamin is used for the repair of body cells and growth?
7. Which vitamin is needed for growth, regulate body functions, prevent some diseases?
8. Which vitamin