Nutrition & You, 4e (Blake)

Chapter 10 Weight Management and Energy Balance

1) According to BMI, a woman who is 5 feet 6 inches tall and weighs 175 pounds is considered to be

A) of normal weight.

B) overweight.

C) obese.

D) underweight.

Answer: B

Page Ref: 370, 373

Skill: Application

Learning Outcome: 10.2

Section: 10.2

2) Which of the following conditions is not related to being overweight?

A) certain types of cancer

B) allergic reactions

C) type 2 diabetes

D) osteoarthritis

Answer: B

Page Ref: 370-371

Skill: Knowledge

Learning Outcome: 10.1

Section: 10.1

3) One of the easiest ways to assess whether you are at a healthy weight is to

A) compare yourself to your friends.

B) weigh yourself.

C) look in the mirror.

D) calculate your BMI.

Answer: D

Page Ref: 372

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2

4) A man who has a BMI of 20 is considered to be

A) overweight.

B) underweight.

C) at a healthy weight.

D) obese.

Answer: C

Page Ref: 373

Skill: Application

Learning Outcome: 10.2

Section: 10.2

5) Which of the following BMI values is considered to represent a healthy weight?

A) 18.4 and under

B) between 18.5 and 24.9

C) between 18.5 and 39.9

D) between 20 and 39.9

Answer: B

Page Ref: 373

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2

6) Which of the following methods of assessing body fat percentage involves passing an electric current through the body?

A) underwater weighing

B) bioelectrical impedance

C) dual-energy X-ray absorptiometry

D) skinfold thickness measurements

Answer: B

Page Ref: 375

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2

7) Which of the following methods of assessing body fat percentage involves the use of a BodPod?

A) dual-energy X-ray absorptiometry

B) bioelectrical impedance

C) underwater weighing

D) air displacement

Answer: D

Page Ref: 375

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2

8) The fat that is stored in the abdominal region is classified as

A) subcutaneous fat.

B) visceral fat.

C) central fat.

D) gynoid fat.

Answer: B

Page Ref: 374

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2


9) About 60 percent of an individual's daily energy needs is determined by

A) the amount of physical activity.

B) the thermic effect of food.

C) the individual's basal metabolic rate.

D) both the amount of physical activity and the thermic effect of food.

Answer: C

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

10) The factor that most affects an individual's BMR is the

A) number of calories consumed.

B) degree of physical activity.

C) individual's lean body mass.

D) number of hours slept each night.

Answer: C

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

11) Which of the following factors can lower an individual's basal metabolic rate?

A) epinephrine release during stress

B) large body size

C) caffeine or nicotine intake

D) starvation

Answer: D

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

12) What is the approximate TEF of a 260-calorie bagel?

A) 62 calories

B) 2.6 calories

C) 26 calories

D) 260 calories

Answer: C

Page Ref: 378

Skill: Application

Learning Outcome: 10.3

Section: 10.3


13) Which of the following hormones is produced in fat tissue and helps regulate body fat by signaling the brain to reduce food intake?

A) ghrelin

B) leptin

C) thyroid hormone

D) cholecystokinin

Answer: B

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

14) Which of the following hormones is both released when the stomach is distended and triggers the feeling of satiation?

A) insulin

B) glucagon

C) cholecystokinin

D) leptin

Answer: C

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

15) Which of the following statements correctly describes a factor that contributes to the growing obesity epidemic?

A) People have become less physically active.

B) Portion sizes have become too large.

C) People now consume too many ready-to-eat foods prepared outside the home.

D) All of the answers are correct.

Answer: D

Page Ref: 384-386

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

16) Which of the following procedures is cosmetic and not a way to lose weight?

A) gastric banding

B) liposuction

C) gastric bypass surgery

D) treatment with sibutramine

Answer: B

Page Ref: 397

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

17) Which of the following statements regarding dieting and/or weight-loss diets is incorrect?

A) Consuming modest portions of any food is beneficial.

B) Such diets are designed to reduce caloric intake.

C) Carbohydrates are the main cause for weight gain.

D) Americans spend more than $60 billion annually on weight-loss programs.

Answer: C

Page Ref: 388

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

18) Weight loss resulting from a low-carbohydrate diet is primarily due to

A) water loss.

B) fat loss.

C) protein loss.

D) None of the answers is correct.

Answer: A

Page Ref: 388-389

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

19) Which of the following products has been proven to promote weight loss?

A) guar gum

B) chitosan

C) bitter orange

D) None of the answers is correct.

Answer: D

Page Ref: 390

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

20) Which of the following statements about eating disorders is incorrect?

A) Over their lifetimes, about twice as many women as men struggle with eating disorders.

B) Eating disorders are psychological illnesses.

C) The highest prevalence of eating disorders is among African-American women.

D) Among women of all ages, eating disorders are most prevalent in adolescents and young adults.

Answer: C

Page Ref: 401

Skill: Knowledge

Learning Outcome: 10.8

Section: 10.8


21) Which of the following substances that increase satiety has the most dramatic effect?

A) protein

B) artificial sweeteners

C) vitamins

D) sugar

Answer: A

Page Ref: 392

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

22) Which of the following nutritious foods is the most energy dense?

A) 1 oz cooked chicken breast

B) 1 cup of granola

C) 1 cup of mashed potatoes

D) 1 tbsp of real mayonnaise

Answer: B

Page Ref: 400

Skill: Comprehension

Learning Outcome: 10.7

Section: 10.7

23) What is the energy content of unsaturated fats?

A) 4 calories per gram

B) 7 calories per gram

C) 9 calories per gram

D) 11 calories per gram

Answer: C

Page Ref: 392

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

24) An individual who walks about 10,000 steps daily walks about how far each day?

A) 1 mile

B) 3 miles

C) 5 miles

D) 7 miles

Answer: C

Page Ref: 393

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5


25) Which of the following activities expends the most calories per hour?

A) walking at 3.5 miles per hour

B) bicycling at less than 10 miles per hour

C) swimming slow freestyle laps

D) stretching

Answer: C

Page Ref: 393

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

26) What is lanugo?

A) fine, downy hair that sometimes is associated with anorexia nervosa

B) a sudden drop in blood pressure resulting from excessive dieting

C) a common side effect of liposuction surgery

D) a supplement that claims to increase metabolism

Answer: A

Page Ref: 403-404

Skill: Knowledge

Learning Outcome: 10.8

Section: 10.8

27) Which of the following actions is not a diagnostic criterion of bulimia nervosa?

A) abuse of laxatives or diuretics

B) self-induced vomiting

C) excessive exercise

D) excessive caloric restriction

Answer: D

Page Ref: 405

Skill: Knowledge

Learning Outcome: 10.8

Section: 10.8

28) Binge eating disorder involves

A) recurrent episodes of bingeing without purging.

B) side effects such as scar tissue on the knuckles.

C) abuse of laxatives.

D) abuse of diet pills.

Answer: A

Page Ref: 405-406

Skill: Knowledge

Learning Outcome: 10.8

Section: 10.8


29) Which of the following types of surgery involves stapling the majority of the stomach shut?

A) liposuction

B) gastric banding

C) gastric bypass surgery

D) hernia surgery

Answer: C

Page Ref: 396-397

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

30) Which of the following statements describes the likely cause of suppressed appetite after gastric bypass surgery?

A) The loss of stomach area results in the production of lower levels of ghrelin.

B) Bypassing the small intestine results in higher levels of leptin secretion.

C) The stomach produces lower levels of intrinsic factor.

D) The surgery renders foods unpalatable.

Answer: A

Page Ref: 397

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

31) Which of the following weight-loss medications has been prohibited by the FDA?

A) supplements containing ephedra

B) Belviq

C) Qysmia

D) orlistat

Answer: A

Page Ref: 396

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

32) Which of the following hormones signals the brain to decrease in food intake?

A) ghrelin

B) thyroid hormone

C) leptin

D) cholecystokinin

Answer: C

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4


33) Which of the following hormones affects basal metabolic rate?

A) ghrelin

B) thyroid hormone

C) leptin

D) cholecystokinin

Answer: B

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

34) Which of the following terms describes the sensation of having had enough to eat?

A) satiety

B) anxiety

C) hunger

D) scarcity

Answer: A

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

35) The release of which of the following hormones is signaled when the stomach is distended?

A) leptin

B) ghrelin

C) cholecystokinin

D) thyroid hormone

Answer: C

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

36) Which of the following prescription weight-loss medications reduces hunger and increases thermogenesis?

A) orlistat

B) sibutramine

C) Qsymia

D) Belviq

Answer: B

Page Ref: 396

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5


37) Which of the following hormones is produced in the stomach and stimulates hunger?

A) leptin

B) thyroid hormone

C) cholecystokinin

D) ghrelin

Answer: D

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

38) Which of the following prescription weight-loss medications inhibits an intestinal enzyme needed for the breakdown of fat?

A) Qsymia

B) Meridia

C) Xenical

D) Belviq

Answer: C

Page Ref: 396

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

39) Which of the following surgeries reduces the functional volume of the stomach?

A) gastric banding

B) liposuction

C) colectomy

D) gastric bypass surgery

Answer: D

Page Ref: 396-397

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

40) Which of the following surgeries involves the removal of subcutaneous fat?

A) gastric bypass

B) liposuction

C) gastric banding

D) valvuloplasty

Answer: B

Page Ref: 397

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5


41) Cellulite is a type of fat that is distinctly different from other fat within the body.

Answer: FALSE

Page Ref: 397

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

42) Individuals who undergo gastric bypass surgery can experience nutrient deficiencies due to reduced absorption of nutrients.

Answer: TRUE

Page Ref: 397

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

43) Storing too much subcutaneous fat is more likely to lead to health problems than storing too much visceral fat.

Answer: FALSE

Page Ref: 374

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2

44) A BMI of 30 is considered healthy.

Answer: FALSE

Page Ref: 373

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2

45) Overweight individuals weigh 10 to 15 pounds more than their healthy weights.

Answer: TRUE

Page Ref: 370

Skill: Knowledge

Learning Outcome: 10.1

Section: 10.1

46) A BodPod measures air displacement as a method of estimating BMI.

Answer: FALSE

Page Ref: 375

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2


47) Underwater weighing as a method for calculating percentage of body fat is based on the fact that fat is less dense than muscle.

Answer: TRUE

Page Ref: 375

Skill: Knowledge

Learning Outcome: 10.2

Section: 10.2

48) Over time, positive energy balance leads to weight loss.

Answer: FALSE

Page Ref: 376-377

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

49) The basal metabolism rate (BMR) decreases about 1 to 2 percent per decade for adults.

Answer: TRUE

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

50) Dining at home is associated with a higher BMI.

Answer: FALSE

Page Ref: 385

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

51) It is recommended that overweight individuals lose 4 to 7 pounds per week.

Answer: FALSE

Page Ref: 387

Skill: Knowledge

Learning Outcome: 10.5

Section: 10.5

52) A person in negative energy balance can expect to lose weight.

Answer: TRUE

Page Ref: 377

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3


53) About 20 percent of your daily energy needs is determined by your BMR.

Answer: FALSE

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

54) Hormone fluctuations before a woman ovulates tend to increase her BMR.

Answer: FALSE

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

55) African Americans have BMRs that are about 10 percent lower than those of Caucasians.

Answer: TRUE

Page Ref: 378

Skill: Knowledge

Learning Outcome: 10.3

Section: 10.3

56) Cholecystokinin is a hormone released when the stomach is distended.

Answer: TRUE

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

57) Leptin is a hormone that is made in the stomach and increases hunger.

Answer: FALSE

Page Ref: 381

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

58) Purchasing a large bag of potato chips instead of a small bag doesn't usually change the amount you actually eat.

Answer: FALSE

Page Ref: 385

Skill: Comprehension

Learning Outcome: 10.4

Section: 10.4


59) Nonexercise-associated thermogenesis (NEAT) is the energy expenditure that occurs during fidgeting, standing, and chewing gum.

Answer: TRUE

Page Ref: 383

Skill: Knowledge

Learning Outcome: 10.4

Section: 10.4

60) An environment characterized by cheap and easily obtainable food may be one of the biggest culprits in the current obesity epidemic.