food pyramid
1. What are the six basic food groups? Draw and explain the food pyramid.
2. Determine the source and approximate content of each of these in your diet:
Source Estimated MDR YOUR estimated daily intake
(minimum daily requirement)
Fiber:
Cholesterol:
Calcium:
Iron:
3. Why is dietary fiber essential?
4. What is the importance of cholesterol in the diet? What is the significance of increase serum cholesterol? What are HDL and LDL and why are they important?
5. What is the significance of dietary calcium in the adolescent? The postmenopausal female?
6. What is the significance of dietary iron for males? For females? What are sources of iron other than dietary?
7. Describe an ideal daily input that would fulfill “nutritional” requirements for you. Include samples of foods from the four basic food groups as well as fat and water soluble vitamins and mineral sources.
Breakfast Snack Lunch Snack Dinner Snack
8. How many calories should you ingest daily for your age, sex, body size, and level of activity. Indicate the source you used for your determination and show your work.
9. Molly is a moderately active 50kg student. To sustain her metabolic rate and level of activity her body requires 2,600 cal/day. At 2,600 cal/day, will she:
a) gain weight b) lose weight c) stay the same
Molly becomes an aerobics instructor. She teaches 2 one-hour classes/day and burns 400 cal/hr. Assuming she does not change her diet, will she:
a) gain weight b) lose weight c) stay the same
How many calories does it take to burn a pound of fat? __________________
How long will it take for Molly to loose a pound of fat? _______________________
Molly will continue to loose weight until she adds another _______________ calories to her daily diet.
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