Question 1

According to body mass index figures, what percentage of people aged 2-19 years are overweight or obese?

Accepted Answer

A) 12 
B) 33 
C) 48 
D) 68 
A) 12 
B) 33 
C) 48 
D) 68

Question 2

Approximately what percentage of U.S.adults are classified as underweight?

Accepted Answer

A) 5 
B) 10 
C) 20 
D) 25 
A) 5 
B) 10 
C) 20 
D) 25

Question 3

All of the following are features of fat cell metabolism in men and women except

Accepted Answer

A) the rate of fat breakdown is higher in women than in men. 
B) fat storage in adipose as well as muscle tissue is regulated by sex-specific hormones. 
C) lipoprotein lipase enzyme activity is regulated by a gene that responds to weight loss. 
D) fat storage in men develops primarily across the abdomen whereas in women it is found chiefly around the hips and thighs. 
A) the rate of fat breakdown is higher in women than in men. 
B) fat storage in adipose as well as muscle tissue is regulated by sex-specific hormones. 
C) lipoprotein lipase enzyme activity is regulated by a gene that responds to weight loss. 
D) fat storage in men develops primarily across the abdomen whereas in women it is found chiefly around the hips and thighs.

Question 4

Which of the following is a feature of weight gain and genetics?

Accepted Answer

A) Obese people can change their genome but not their epigenome 
B) Even mild exercise can minimize the genetic influence on weight gain 
C) Genetics is the overwhelming factor that determines a person's risk for weight gain 
D) Identical twins are twice as likely to weigh the same compared with fraternal twins 
A) Obese people can change their genome but not their epigenome 
B) Even mild exercise can minimize the genetic influence on weight gain 
C) Genetics is the overwhelming factor that determines a person's risk for weight gain 
D) Identical twins are twice as likely to weigh the same compared with fraternal twins

Question 5

All of the following are meal-planning strategies for underweight people who desire to gain weight except

Accepted Answer

A) they should eat at least 3 healthy meals daily. 
B) they should eat meaty appetizers rather than salads. 
C) they should refrain from between-meal snacking, especially energy drinks. 
D) they should increase the amount of food consumed within the first 20 minutes of a meal. 
A) they should eat at least 3 healthy meals daily. 
B) they should eat meaty appetizers rather than salads. 
C) they should refrain from between-meal snacking, especially energy drinks. 
D) they should increase the amount of food consumed within the first 20 minutes of a meal.

Question 6

In a weight reduction regimen, the most realistic time frame for losing 10% of initial body weight is

Accepted Answer

A) 6 weeks. 
B) 3 months. 
C) 6 months. 
D) 1 year. 
A) 6 weeks. 
B) 3 months. 
C) 6 months. 
D) 1 year.

Question 7

Fraudulent weight reduction literature refers to visually apparent, lumpy forms of body fat as

Accepted Answer

A) lipomas. 
B) lipidosis. 
C) cellulite. 
D) hyperphagic deposits. 
A) lipomas. 
B) lipidosis. 
C) cellulite. 
D) hyperphagic deposits.

Question 8

An example of a behavior modification technique for weight control is to

Accepted Answer

A) feel guilty after you overeat. 
B) keep a record of your eating habits. 
C) always clean your plate when you eat. 
D) have someone watch you to prevent overeating. 
A) feel guilty after you overeat. 
B) keep a record of your eating habits. 
C) always clean your plate when you eat. 
D) have someone watch you to prevent overeating.

Question 9

A typical person who burns 200 kcalories during a 2-mile run would, in the postexercise period, burn an additional

Accepted Answer

A) 30 kcalories. 
B) 75 kcalories. 
C) 150 kcalories. 
D) 300 kcalories. 
A) 30 kcalories. 
B) 75 kcalories. 
C) 150 kcalories. 
D) 300 kcalories.

Question 10

All of the following are hormones that promote satiety except

Accepted Answer

A) PYY. 
B) CCK. 
C) leptin. 
D) ghrelin. 
A) PYY. 
B) CCK. 
C) leptin. 
D) ghrelin.

Question 11

Which of the following is not a satiating hormone?

Accepted Answer

A) PYY 
B) Leptin 
C) Ghrelin 
D) Cholecystokinin 
A) PYY 
B) Leptin 
C) Ghrelin 
D) Cholecystokinin

Question 12

All of the following are associations between the environment and food intake except

Accepted Answer

A) distractions generally appear to reduce food intake. 
B) the greater the number of foods at a meal, the more likely people will overeat. 
C) the mere sight or smell of food prompts people to commence eating even if they are not hungry. 
D) small portions of food on large plates lead people to underestimate the amount of food eaten. 
A) distractions generally appear to reduce food intake. 
B) the greater the number of foods at a meal, the more likely people will overeat. 
C) the mere sight or smell of food prompts people to commence eating even if they are not hungry. 
D) small portions of food on large plates lead people to underestimate the amount of food eaten.

Question 13

Approximately how many kcalories per week should be expended in physical activity in order to maintain a weight loss?

Accepted Answer

A) 2000 
B) 4000 
C) 6000 
D) 9000 
A) 2000 
B) 4000 
C) 6000 
D) 9000

Question 14

What is the principal reason that appetite is turned off immediately after a person finishes an intense workout?

Accepted Answer

A) The feeling of thirst overpowers the desire for food 
B) The elevated blood lactate level antagonizes ghrelin 
C) Glucose and fatty acids are still abundant in the blood 
D) The senses of smell and taste are suppressed for at least one hour 
A) The feeling of thirst overpowers the desire for food 
B) The elevated blood lactate level antagonizes ghrelin 
C) Glucose and fatty acids are still abundant in the blood 
D) The senses of smell and taste are suppressed for at least one hour

Question 15

Which of the following is a feature of leptin?

Accepted Answer

A) It is an enzyme 
B) It is a satiety signal 
C) It is usually deficient in obese people 
D) It is secreted by the brain and acts on fat cells 
A) It is an enzyme 
B) It is a satiety signal 
C) It is usually deficient in obese people 
D) It is secreted by the brain and acts on fat cells

Question 16

As a general rule, what minimum number of kcalories per day is necessary to ensure nutritional adequacy in an eating plan for reducing body weight?

Accepted Answer

A) 500 
B) 800 
C) 1200 
D) 1600 
A) 500 
B) 800 
C) 1200 
D) 1600

Question 17

A popular eating plan that promises quick weight loss is known as a(n)

Accepted Answer

A) fad diet. 
B) discretionary diet. 
C) spot reduction program. 
D) aggressive bariatric program. 
A) fad diet. 
B) discretionary diet. 
C) spot reduction program. 
D) aggressive bariatric program.

Question 18

Which of the following describes a connection between physical activity and energy expenditure?

Accepted Answer

A) Walking a mile uses about the same energy as running a mile 
B) Walking a mile uses about half as much energy as running a mile 
C) Exercising the leg muscles is effective at burning away fat primarily around the thighs and hips 
D) Exercising the abdominal muscles is effective at burning away fat primarily around the abdomen 
A) Walking a mile uses about the same energy as running a mile 
B) Walking a mile uses about half as much energy as running a mile 
C) Exercising the leg muscles is effective at burning away fat primarily around the thighs and hips 
D) Exercising the abdominal muscles is effective at burning away fat primarily around the abdomen

Question 19

Fad diets often produce weight loss, at least initially, because

Accepted Answer

A) they dictate the correct distribution of energy among the macronutrients. 
B) they prevent rapid spikes and declines in one's blood glucose level. 
C) they don't require people to count kcal, and are thus easier to stick to. 
D) they are designed to limit energy intake to around 1200 kcal/day. 
A) they dictate the correct distribution of energy among the macronutrients. 
B) they prevent rapid spikes and declines in one's blood glucose level. 
C) they don't require people to count kcal, and are thus easier to stick to. 
D) they are designed to limit energy intake to around 1200 kcal/day.

Question 20

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

Accepted Answer

A) The rate of obesity has been rising while the gene pool has remained relatively constant 
B) The recognition that identical twins reared apart have body weights similar to their biological parents 
C) The development of precise body composition methodologies that define adipose storage sites based on gender 
D) The discovery of uncoupling proteins that explain the variations in energy metabolism among lean and overweight people 
A) The rate of obesity has been rising while the gene pool has remained relatively constant 
B) The recognition that identical twins reared apart have body weights similar to their biological parents 
C) The development of precise body composition methodologies that define adipose storage sites based on gender 
D) The discovery of uncoupling proteins that explain the variations in energy metabolism among lean and overweight people

Exam 9: Weight Management: Overweight, Obesity, and Underweight

According to body mass index figures, what percentage of people aged 2-19 years are overweight or obese?

Approximately what percentage of U.S.adults are classified as underweight?

All of the following are features of fat cell metabolism in men and women except

Which of the following is a feature of weight gain and genetics?

All of the following are meal-planning strategies for underweight people who desire to gain weight except

In a weight reduction regimen, the most realistic time frame for losing 10% of initial body weight is

Fraudulent weight reduction literature refers to visually apparent, lumpy forms of body fat as

An example of a behavior modification technique for weight control is to

A typical person who burns 200 kcalories during a 2-mile run would, in the postexercise period, burn an additional

All of the following are hormones that promote satiety except

Which of the following is not a satiating hormone?

All of the following are associations between the environment and food intake except

Approximately how many kcalories per week should be expended in physical activity in order to maintain a weight loss?

What is the principal reason that appetite is turned off immediately after a person finishes an intense workout?

Which of the following is a feature of leptin?

As a general rule, what minimum number of kcalories per day is necessary to ensure nutritional adequacy in an eating plan for reducing body weight?

A popular eating plan that promises quick weight loss is known as a(n)

Which of the following describes a connection between physical activity and energy expenditure?

Fad diets often produce weight loss, at least initially, because

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

An Overview of Nutrition

Planning a Healthy Diet

Digestion, Absorption, and Transport

The Carbohydrates: Sugars, Starches and Fibers

The Lipids: Triglycerides, Phospholipids, and Sterols

Protein: Amino Acids

Metabolism: Transformations and Interactions

Energy Balance and Body Composition

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, D, E, and K

Water and the Major Minerals

The Trace Minerals

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, Childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Nutrition Care and Assessment

Nutrition Intervention

Medications, Diet-Drug Interactions, and Herbal Products

Enteral Nutrition Support

Parenteral Nutrition Support

Metabolic and Respiratory Stress

Upper Gastrointestinal Disorders

Lower Gastrointestinal Disorders

Liver Disease and Gallstones

Diabetes Mellitus

Cardiovascular Diseases

Kidney Diseases

Cancer and Hiv Infection

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