Chapter 10: Energy Balance, Weight Control, and Eating Disorders

Positive energy balance occurs when energy output surpasses energy intake.

\
a. true

b. false

b. false

What is the approximate basal metabolism of a 175-pound man?

\
a. 3840 kcal/day

b. 1227 kcal/day

c. 1909 kcal/day

d. 1745 kcal/day

c. 1909 kcal/day

All of the following raise basal metabolism rate *except* _____________________.

\
a. growing

b. muscle mass

c. fever

d. starvation

d. starvation

Direct calorimetry estimates energy expenditure by collecting expired air from an individual during a specific amount of time.

\
a. true

b. false

b. false

Which protein produced in fat tissue regulates body weight by signaling the brain about changes in body fat stores?

\
a. ghrelin

b. leptin

c. thyroid hormone

d. cholecystokinin

b. leptin

The most accurate method for diagnosing obesity is _____________________.

\
a. underwater weighing

b. dual energy X-ray absorptiometry (DEXA)

c. skinfold thickness

d. body mass index

b. dual energy X-ray absorptiometry (DEXA)

Jane's waist measurement is 35 inches. Which of the following statements about Jane's body fat distribution is correct?

\
a. Jane is at an increased risk of developing diabetes, hypertension, and heart disease.

b. Jane's waist circumference indicates central body fat distribution.

c. Jane has a "pear" shape.

d. Both a and c are correct.

e. Both a and b are correct.

e. Both a and b are correct.

The set-point theory proposes that humans have a genetically predetermined body weight or body fat content, which the body closely regulates.

\
a. true

b. false

a. true

A sound weight loss program _____________________.

\
a. includes a wide variety of low energy density foods

b. stresses regular physical activity

c. includes behavior modification to change problem behaviors

d. all of the above

d. all of the above

The danger of low carbohydrate diets is that they cause fast weight loss in the form of _____________________.

\
a. fat tissue

b. water

c. muscles

d. both a and b

e. both b and c

e. both b and c

Surgery to reduce stomach volume should be reserved for people who have failed at more conservative approaches to weight loss.

\
a. true

b. false

a. true

Which eating disorder starts with dieting and proceeds to near-total refusal to eat?

\
a. bulimia nervosa

b. binge eating

c. anorexia nervosa

d. night eating syndrome

c. anorexia nervosa

What is lanugo?

\
a. downy, soft hair that develops on people with anorexia nervosa

b. a sudden drop in blood pressure from excessive dieting

c. a popular fad diet

d. a code word for an eating disorder

a. downy, soft hair that develops on people with anorexia nervosa

Bulimia nervosa is characterized by all of the following *except* _____________________.

\
a. refusal to eat

b. secretive bingeing

c. purging

d. misuse of laxatives

a. refusal to eat

Binge eating disorder is more widespread than anorexia nervosa or bulimia nervosa.

\
a. true

b. false

a. true