Question 1

On which organ or tissue does leptin primarily act?

Accepted Answer

A) Pancreas 
B) Intestines 
C) Adipocytes 
D) Hypothalamus 
A) Pancreas 
B) Intestines 
C) Adipocytes 
D) Hypothalamus

Question 2

What is the primary action of orlistat, a weight-loss drug?

Accepted Answer

A) It reduces taste sensation 
B) It inhibits lipoprotein lipase 
C) It inhibits pancreatic lipase 
D) It alters circulating leptin concentrations 
A) It reduces taste sensation 
B) It inhibits lipoprotein lipase 
C) It inhibits pancreatic lipase 
D) It alters circulating leptin concentrations

Question 3

The most likely explanation for why women readily store fat around the hips whereas men readily store fat around the abdomen is gender differences in

Accepted Answer

A) blood insulin levels. 
B) the activity of lipoprotein lipase. 
C) circulating lipid transport proteins. 
D) the activity of lipoprotein synthetase. 
A) blood insulin levels. 
B) the activity of lipoprotein lipase. 
C) circulating lipid transport proteins. 
D) the activity of lipoprotein synthetase.

Question 4

The feeling of satiety from weight-loss diets is best achieved by diets rich in

Accepted Answer

A) fat. 
B) short-chain fats. 
C) simple carbohydrates. 
D) complex carbohydrates. 
A) fat. 
B) short-chain fats. 
C) simple carbohydrates. 
D) complex carbohydrates.

Question 5

Over-the-counter products labeled as "dieter's tea" are reported to lead to

Accepted Answer

A) leptin resistance. 
B) ketone poisoning. 
C) cravings for protein. 
D) nausea and diarrhea. 
A) leptin resistance. 
B) ketone poisoning. 
C) cravings for protein. 
D) nausea and diarrhea.

Question 6

A person who weighs 150 lbs.and walks at a pace of 3 miles/hr expends about how many kcalories in that hour?

Accepted Answer

A) 115 
B) 270 
C) 410 
D) 850 
A) 115 
B) 270 
C) 410 
D) 850

Question 7

What percentage of people in the United States who use nonprescription weight-loss products have a normal weight?

Accepted Answer

A) 5 
B) 10 
C) 20 
D) 35 
A) 5 
B) 10 
C) 20 
D) 35

Question 8

Which of the following is a feature of weight-loss remedies?

Accepted Answer

A) Dietary supplements are not necessarily tested for safety or effectiveness 
B) Body wraps and creams that have FDA approval are helpful for weight-reduction regimes 
C) Sauna baths may reach temperatures high enough to melt visceral but not subcutaneous fat stores 
D) Hot baths raise the metabolic rate by 5-10% for 1-2 hours and may serve as part of a general weight-loss program 
A) Dietary supplements are not necessarily tested for safety or effectiveness 
B) Body wraps and creams that have FDA approval are helpful for weight-reduction regimes 
C) Sauna baths may reach temperatures high enough to melt visceral but not subcutaneous fat stores 
D) Hot baths raise the metabolic rate by 5-10% for 1-2 hours and may serve as part of a general weight-loss program

Question 9

Which of the following is a characteristic of the body's major types of adipose tissue?

Accepted Answer

A) Very little brown fat is found in adults whereas more is seen in infants 
B) White adipose is especially important in infants as a moderator of temperature extremes 
C) The uncoupled reactions in brown and white adipose are the result of LPL-induced hydrolysis of ATP 
D) Among the three types of adipose, namely, white, yellow, and brown, the white adipocytes account for the greatest amount of heat expenditure 
A) Very little brown fat is found in adults whereas more is seen in infants 
B) White adipose is especially important in infants as a moderator of temperature extremes 
C) The uncoupled reactions in brown and white adipose are the result of LPL-induced hydrolysis of ATP 
D) Among the three types of adipose, namely, white, yellow, and brown, the white adipocytes account for the greatest amount of heat expenditure

Question 10

Of the following, which is not among the recommended strategies for weight gain in an underweight person?

Accepted Answer

A) Behavior modification training 
B) Increased physical activity, especially strength training 
C)  Forced awakening during the night for supplemental meals and snacks 
D) Consumption of regular meals and snacks that provide high-kcalorie foods in small volumes 
A) Behavior modification training 
B) Increased physical activity, especially strength training 
C)  Forced awakening during the night for supplemental meals and snacks 
D) Consumption of regular meals and snacks that provide high-kcalorie foods in small volumes

Question 11

Features of the adaptive response to regular physical exercise include all of the following except

Accepted Answer

A) it curbs appetite. 
B) it stimulates digestive function in the postexercise period. 
C) it increases energy expenditure in the postexercise period. 
D) it triggers release of lipids from adipocytes from all over the body. 
A) it curbs appetite. 
B) it stimulates digestive function in the postexercise period. 
C) it increases energy expenditure in the postexercise period. 
D) it triggers release of lipids from adipocytes from all over the body.

Question 12

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

Accepted Answer

A) 14. 
B) 18.5. 
C) 20. 
D) 22.5. 
A) 14. 
B) 18.5. 
C) 20. 
D) 22.5.

Question 13

What is the classification of a person who is 6 feet 4 inches tall and 202 lbs?

Accepted Answer

A) Underweight 
B) Healthy weight 
C) Overweight 
D) Obese 
A) Underweight 
B) Healthy weight 
C) Overweight 
D) Obese

Question 14

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

Accepted Answer

A) Leptin and ghrelin both increase 
B) Leptin and ghrelin both decrease 
C) Leptin decreases while ghrelin increases 
D) Leptin increases while ghrelin decreases 
A) Leptin and ghrelin both increase 
B) Leptin and ghrelin both decrease 
C) Leptin decreases while ghrelin increases 
D) Leptin increases while ghrelin decreases

Question 15

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

Accepted Answer

A) Fat cell number increases dramatically after puberty 
B) Fat cell number in an adult can decrease only by fasting 
C) Fat cell number increases most readily in late childhood and early puberty 
D) Weight gain from overeating in adults takes place primarily by increasing the number of fat cells 
A) Fat cell number increases dramatically after puberty 
B) Fat cell number in an adult can decrease only by fasting 
C) Fat cell number increases most readily in late childhood and early puberty 
D) Weight gain from overeating in adults takes place primarily by increasing the number of fat cells

Question 16

Jody is taking a nutrition class, and has been assigned to evaluate a popular diet plan.She finds a description of a plan for her assignment in a magazine at the grocery store.Which of the following statements in the magazine would suggest that this plan is an unsound, fad diet?

Accepted Answer

A) "Keep fresh fruit or carrot sticks in the fridge at work so you won't be tempted to raid the vending machine for a snack." 
B) "Once you complete this 6-month plan, you'll never have to diet again." 
C) "Starting an aerobic exercise plan may seem daunting, but you can start out with shorter, easier sessions and then build up to 3 or more hours a week." 
D) "On this plan, you can lose up to 2 pounds per week!" 
A) "Keep fresh fruit or carrot sticks in the fridge at work so you won't be tempted to raid the vending machine for a snack." 
B) "Once you complete this 6-month plan, you'll never have to diet again." 
C) "Starting an aerobic exercise plan may seem daunting, but you can start out with shorter, easier sessions and then build up to 3 or more hours a week." 
D) "On this plan, you can lose up to 2 pounds per week!"

Question 17

Which of the following is a feature of the lipoprotein lipase enzyme?

Accepted Answer

A) Its activity decreases after weight loss but then rebounds quickly after resuming normal food intake 
B) Its activity can always increase but cannot decrease and is, in part, controlled by the ratchet effect of metabolism 
C) Its activities in men and women are sex-related and explain the differences in major fat storage regions of the body 
D) Its low activity in obese people explains, in part, the inability to mobilize storage fat for energy when following an energy-restricted diet 
A) Its activity decreases after weight loss but then rebounds quickly after resuming normal food intake 
B) Its activity can always increase but cannot decrease and is, in part, controlled by the ratchet effect of metabolism 
C) Its activities in men and women are sex-related and explain the differences in major fat storage regions of the body 
D) Its low activity in obese people explains, in part, the inability to mobilize storage fat for energy when following an energy-restricted diet

Question 18

Obesity resulting from an increase in the number of fat cells is termed

Accepted Answer

A) hyperplastic obesity. 
B) hypertrophic obesity. 
C) idiopenthic leptinemia. 
D) anaplastic hypometabolism. 
A) hyperplastic obesity. 
B) hypertrophic obesity. 
C) idiopenthic leptinemia. 
D) anaplastic hypometabolism.

Question 19

What is the chief reason that health-care professionals advise people to engage only in low-to-moderate intensity activities for prolonged duration rather than more intense, shorter routines?

Accepted Answer

A) Cost is lower 
B) Boredom is reduced 
C) Compliance is better 
D) Monitoring time is diminished 
A) Cost is lower 
B) Boredom is reduced 
C) Compliance is better 
D) Monitoring time is diminished

Question 20

Which of the following is a characteristic of fat cell development?

Accepted Answer

A) The amount of fat in the body is substantially determined by the size of the fat cells 
B) More and larger fat cells are found in obese people compared with healthy-weight persons 
C) Fat cell number increases most readily during early adulthood, when energy expenditure declines 
D) Fat cells may enlarge but not increase in number upon reaching the age of 50 in males and reaching menopause in women 
A) The amount of fat in the body is substantially determined by the size of the fat cells 
B) More and larger fat cells are found in obese people compared with healthy-weight persons 
C) Fat cell number increases most readily during early adulthood, when energy expenditure declines 
D) Fat cells may enlarge but not increase in number upon reaching the age of 50 in males and reaching menopause in women

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

On which organ or tissue does leptin primarily act?

What is the primary action of orlistat, a weight-loss drug?

The most likely explanation for why women readily store fat around the hips whereas men readily store fat around the abdomen is gender differences in

The feeling of satiety from weight-loss diets is best achieved by diets rich in

Over-the-counter products labeled as "dieter's tea" are reported to lead to

A person who weighs 150 lbs.and walks at a pace of 3 miles/hr expends about how many kcalories in that hour?

What percentage of people in the United States who use nonprescription weight-loss products have a normal weight?

Which of the following is a feature of weight-loss remedies?

Which of the following is a characteristic of the body's major types of adipose tissue?

Of the following, which is not among the recommended strategies for weight gain in an underweight person?

Features of the adaptive response to regular physical exercise include all of the following except

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

What is the classification of a person who is 6 feet 4 inches tall and 202 lbs?

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

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

Jody is taking a nutrition class, and has been assigned to evaluate a popular diet plan.She finds a description of a plan for her assignment in a magazine at the grocery store.Which of the following statements in the magazine would suggest that this plan is an unsound, fad diet?

Which of the following is a feature of the lipoprotein lipase enzyme?

Obesity resulting from an increase in the number of fat cells is termed

What is the chief reason that health-care professionals advise people to engage only in low-to-moderate intensity activities for prolonged duration rather than more intense, shorter routines?

Which of the following is a characteristic of fat cell development?

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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