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Study Guide Answers
1. What is fat?
Fat is an essential chemical compound that the body needs for growth and energy.
2. How do our bodies get the fat that they need for proper functioning?
from the foods we eat
3. What are the three main types of fat found in foods?
monounsaturated fat, polyunsaturated fat, and saturated fat
4. What is cholesterol?
Cholesterol is a fatty substance that the body uses to build cell membranes and brain and nerve tissues.
5. What are the two types of cholesterol?
LDL (low-density lipoprotein) and HDL (high-density lipoprotein)
6. Which of these two is the "bad" cholesterol that blocks arteries?
LDL cholesterol
7. Which of the two cholesterols is "good"/ What does it do to benefit the body?
HDL cholesterol is "good." It helps the liver to eliminate excess cholesterol from the body.
8. At room temperature, monounsaturated fats are in what state?
liquid
9. What are some examples of monounsaturated fats?
canola oil, peanut oil, olive oil
10. Are polyunsaturated fats solid at room temperature?
no
11. Why is eating a lot of polyunsaturated fat not a good idea?
Polyunsaturated fats reduce LDL levels, but they also reduce HDL levels in the blood, and this should be avoided.
12. Saturated fats are generally in what form at room temperature?
solid
13. What effect do saturated fats have on cholesterol?
They raise levels of LDL cholesterol.
14. What's a calorie?
a measurement that describes the amount of heat energy released from a food
15. What are the two types of body fat?
essential fat and storage fat
16. Where is essential fat stored?
in bone marrow, organs, the central nervous system, and muscles
17. How much of a man's body is made of essential fat? How much of a woman's body?
3%; 12%
18. Why does a woman need more essential fat than a man does?
for normal reproductive functions
19. Where do we accumulate storage fat?
beneath the skin, in specific areas inside the body, and in the muscles
20. What does deep storage fat do?
It protects our internal organs from injury.
21. Do men and women tend to have equal amounts of storage fat?
yes
22. Storage fat can be metabolized for energy. True or false?
true
23. What is metabolism?
Metabolism is the biological process in which fat is converted into energy so the body can function normally.
24. What factors can cause a person to retain fat?
genetics, overeating, a sedentary lifestyle, depression, anxiety, stress, and boredom
25. What serious health problems can result from too much body fat?
heart disease, diabetes, gallbladder disease, sleep apnea, osteoarthritis, hypertension, some cancers
26. To what can obesity lead
high cholesterol levels, complications during pregnancy, menstrual irregularities, and increased risks during surgery
27. How does excess body fat affect self-esteem?
It contributes to poor self-image and low self-esteem. Depression sometimes results.
28. Why are fad diets to be avoided?
They work for a short time, but weight generally returns when normal eating is resumed.
29. Why is a fat-free diet a bad idea?
The body needs some fat in order to function properly. Fat-free diets also adversely affect brain chemistry.
30. Why is it a bad idea to skip meals?
The body will learn to stockpile fat whenever it is available.
31. Why is it dangerous to binge and purge?
It can cause serious health problems and even death.
32. What provides a good guideline for a healthful diet?
the Food Guide Pyramid
33. How long does it take for the body to realize that it has been adequately fed?
about 20 minutes
34. Exercise helps us to build ______________________ and lose ___________________.
muscle/ fat
© Educational Video Network, Inc. 2005 - www.evndirect.com Your leading source for curriculum-based educational videos and DVDs.

Study Guide Answers