Quiz 9

Approximately how many kcalories are expended per kilogram body weight when walking a mile at a moderate pace?

1

Which of the following is a feature of gastric surgery for the treatment of clinically severe obesity?

It diminishes the amount of food that can be eaten without GI distress

What are the observed effects of sleep deprivation on leptin and ghrelin?

Leptin decreases while ghrelin increases

Which of the following is the best evidence that environment must play a role in obesity?

The rate of obesity has been rising while the gene pool has remained relatively constant

Which of the following would NOT be part of a successful program of weight gain in an underweight individual?

eat a large number of small meals

To qualify for successful weight-loss maintenance, a 200-pound person who intentionally lost 20 lbs must hold the loss for at least

1 year

If a person weighs 176 lbs. and walks 3 miles per day for 7 days, how many kcalories would they spend by end of week?

1680

Approximately what percentage of overweight people who intentionally lose weight are able to maintain at least a 10% weight loss for at least one year?

17

The classification of underweight is achieved when the BMI first drops below

18.5

To help prevent body fat gain, the DRI suggests daily, moderately intense, physical activities totaling

60 minutes

The prevalence of persons who are overweight or obese (BMI greater than 25) in the United States is about ______

70%

What is the rationale for the fat cell theory of obesity?

Fat cell number increases most readily in late childhood and early puberty

Which of the following is NOT a characteristic of food portion sizes?

Reducing portion size has a bigger impact than reducing energy density as a means of lowering total energy intake

Which of the following is a characteristic of the risk for obesity?

It is higher in people who have obese friends, siblings, or a spouse

Which of the following is a feature of ghrelin?

It stimulates appetite and energy storage

Which of the following is NOT a feature of the effect of food accessibility on food intake?

People at home would rather travel to the store to obtain new food than eat the leftovers

Which of the following defines the body's set point?

Point above which the body tends to lose weight and below which it tends to gain weight

Kirima is a Native Eskimo who lives in one of the coldest regions in the world. What type of adipose tissue is most effective at helping her to maintain warm body temperatures during the coldest parts of the year?

brown

What is the principal reason that the FDA has banned the sale of products containing ephedrine?

The products were implicated in several cases of heart attacks and seizures

Which of the following is NOT a feature of fat cell metabolism in men and women?

The rate of fat breakdown is higher in women than in men

Which of the following is generally NOT a strategy associated with successful weight loss efforts?

Weighing yourself infrequently

Hyperplastic obesity is related to a(n)

increase in the number of fat cells

Which of the following is not a risk factor associated with obese and overweight individuals

infertility

All of the following are characteristics of the results of weight-loss surgery EXCEPT

medical supervision in the post-surgery period is required only for the first 6-9 months

The prescription drug phentermine acts by regulating the utilization of

norepinephrine

Compared with non-obese people, obese people have a lower

physical activity level

Besides portion size and overeating what is a very important environmental factor which has led to an increase in overweight and obese individuals

physical inactivity

The major function of lipoprotein lipase is to

removes triglycerides from blood for storage.

What is the best approach to weight loss?

Reduce daily energy intake and increase energy expenditure

Which of the following is a characteristic of most fad diets?

They limit food choices, thereby reducing energy intake