The research on body weight and dieting shows that
a. about one-third of US adults can be considered overweight.
b. people who are overweight and who also do not exercise are at risk for some specific health problems.
c. several new diet plans are effective in producing long-term weight loss, even when people do not exercise.
d. overweight people should aim to lose at least 25 pounds, or else the diet will not be effective.
Question 2
Chapter 12 discussed a new area of research called fat studies. The major emphasis in this field is that
a. our culture needs to place more emphasis on the way that high-fat foods are very dangerous to our health.
b. exercise is the only effective way to lose weight.
c. we live in a culture that has negative attitudes toward fat people.
d. when people lose weight by eating healthier food, they seldom regain the lost weight.
Homunculus maps of human body parts along the cerebral cortex.
Emphysema. (a) Illustration comparing normal lungs and emphysemic lungs. The inserts illustrate how
Focus on Older Adults
Controlled Scientific Experiments Scientists use experimental research to test hypotheses
Other Body Systems Help You Use Digested Nutrients Body systems
Proteins are body-building nutrients