Question 1

Individuals with a body mass index (BMI)of less than 18.5 have a decreased risk of health problems and death.

Accepted Answer

A) True 
 B)False  False

Question 2

Dual-energy X-ray absorptiometry (DXA)is used to assess:

Accepted Answer

A) energy expenditure. 
B) genetic predisposition for obesity. 
C) body composition. 
D) body mass index (BMI). 
A) energy expenditure. 
B) genetic predisposition for obesity. 
C) body composition. 
D) body mass index (BMI). C

Question 3

Which of the following is an appetite-stimulating hormone produced by the stomach?

Accepted Answer

A) leptin 
B) ghrelin 
C) peptide YY 
D) uncoupling proteins 
A) leptin 
B) ghrelin 
C) peptide YY 
D) uncoupling proteins B

Question 4

The majority of obese people have a depressed basal metabolic rate.

Accepted Answer

A) True 
 B)False

Question 5

The thrifty gene theory suggests that,during times of plenty,a person with a thrifty metabolism:

Accepted Answer

A) burns more Calories. 
B) is more resistant to weight loss. 
C) has more lean muscle mass. 
D) draws on fat stored in adipose tissue. 
A) burns more Calories. 
B) is more resistant to weight loss. 
C) has more lean muscle mass. 
D) draws on fat stored in adipose tissue.

Question 6

The primary determinant of basal metabolic rate is an individual's:

Accepted Answer

A) gender. 
B) fat tissue mass. 
C) lean tissue mass. 
D) age. 
A) gender. 
B) fat tissue mass. 
C) lean tissue mass. 
D) age.

Question 7

Which agency regulates prescription and over-the-counter medications in the United States?

Accepted Answer

A) USDA (United States Department of Agriculture) 
B) CDC (Centers for Disease Control) 
C) AMA (American Medical Association) 
D) FDA (Food and Drug Administration) 
A) USDA (United States Department of Agriculture) 
B) CDC (Centers for Disease Control) 
C) AMA (American Medical Association) 
D) FDA (Food and Drug Administration)

Question 8

Which of the following is TRUE about using daily dietary records?

Accepted Answer

A) Most individuals estimate their daily intake accurately. 
B) Most individuals underestimate their daily intake. 
C) They are accurate during periods of weight loss. 
D) They are accurate only if done by a dietician. 
A) Most individuals estimate their daily intake accurately. 
B) Most individuals underestimate their daily intake. 
C) They are accurate during periods of weight loss. 
D) They are accurate only if done by a dietician.

Question 9

Sharon has high triglycerides,low HDL levels,and high blood pressure.With which condition is this cluster of risk factors associated?

Accepted Answer

A) hypoglycemia 
B) cataracts 
C) osteoporosis 
D) metabolic syndrome 
A) hypoglycemia 
B) cataracts 
C) osteoporosis 
D) metabolic syndrome

Question 10

Which condition is conducive to weight loss?

Accepted Answer

A) low leptin sensitivity 
B) high ghrelin sensitivity 
C) low peptide YY sensitivity 
D) increased uncoupling-protein activity 
A) low leptin sensitivity 
B) high ghrelin sensitivity 
C) low peptide YY sensitivity 
D) increased uncoupling-protein activity

Question 11

Which of the following methods measures energy expenditure under both resting and physically active conditions and is the most commonly used?

Accepted Answer

A) direct calorimetry 
B) indirect calorimetry 
C) doubly labeled water 
D) dual-energy x-ray absorptiometry (DX
A)  
A) direct calorimetry 
B) indirect calorimetry 
C) doubly labeled water 
D) dual-energy x-ray absorptiometry (DX
A)

Question 12

Which method of determining the body's energy expenditure measures the amount of heat the body releases?

Accepted Answer

A) doubly labeled water 
B) bioelectrical impedance analysis (BI
A)  
C) direct calorimetry 
D) indirect calorimetry 
A) doubly labeled water 
B) bioelectrical impedance analysis (BI
A)  
C) direct calorimetry 
D) indirect calorimetry

Question 13

Body mass index is:

Accepted Answer

A) a percentage of body weight. 
B) a measure of body density. 
C) the ratio of a person's body weight to his or her height squared. 
D) the ratio of a person's height to the square of his or her body weight. 
A) a percentage of body weight. 
B) a measure of body density. 
C) the ratio of a person's body weight to his or her height squared. 
D) the ratio of a person's height to the square of his or her body weight.

Question 14

Jamie eats 240 gm of carbohydrate,220 gm from fat,and 132 gm from protein each day.What is Jamie's daily Caloric intake?

Accepted Answer

A) 592 kcal 
B) 3,028 kcal 
C) 3,468 kcal 
D) 4,584 kcal 
A) 592 kcal 
B) 3,028 kcal 
C) 3,468 kcal 
D) 4,584 kcal

Question 15

A skinfold test is considered the gold standard for estimating body composition.

Accepted Answer

A) True 
 B)False

Question 16

Jerome is 5' 9" tall and weighs 210 pounds.Jerome's BMI indicates that he is:

Accepted Answer

A) underweight. 
B) at a healthy weight. 
C) overweight. 
D) obese. 
A) underweight. 
B) at a healthy weight. 
C) overweight. 
D) obese.

Question 17

The energy expended due to physical activity accounts for the majority of our total energy output each day.

Accepted Answer

A) True 
 B)False

Question 18

Which of the following statements is evidence for the set-point theory?

Accepted Answer

A) At rest and during active times,energy expenditure is constant. 
B) The fat mass and obesity-associated (FTO)gene is common. 
C) Native American tribes have been exposed to cycles of feast and famine for centuries. 
D) Many people maintain a certain weight over long periods despite changes in energy intake. 
A) At rest and during active times,energy expenditure is constant. 
B) The fat mass and obesity-associated (FTO)gene is common. 
C) Native American tribes have been exposed to cycles of feast and famine for centuries. 
D) Many people maintain a certain weight over long periods despite changes in energy intake.

Question 19

A BMI value above ________ is associated with increased risks of chronic health diseases.

Accepted Answer

A) 18.5 
B) 20 
C) 25 
D) 30 
A) 18.5 
B) 20 
C) 25 
D) 30

Question 20

In women,a waist-to-hip ratio greater than ________ is associated with an increased disease risk.

Accepted Answer

A) 2.0 
B) 0.8 
C) 0.2 
D) 80 
A) 2.0 
B) 0.8 
C) 0.2 
D) 80

Exam 17: Achieving and Maintaining a Healthful Body Weight

Individuals with a body mass index (BMI)of less than 18.5 have a decreased risk of health problems and death.

Dual-energy X-ray absorptiometry (DXA)is used to assess:

Which of the following is an appetite-stimulating hormone produced by the stomach?

The majority of obese people have a depressed basal metabolic rate.

The thrifty gene theory suggests that,during times of plenty,a person with a thrifty metabolism:

The primary determinant of basal metabolic rate is an individual's:

Which agency regulates prescription and over-the-counter medications in the United States?

Which of the following is TRUE about using daily dietary records?

Sharon has high triglycerides,low HDL levels,and high blood pressure.With which condition is this cluster of risk factors associated?

Which condition is conducive to weight loss?

Which of the following methods measures energy expenditure under both resting and physically active conditions and is the most commonly used?

Which method of determining the body's energy expenditure measures the amount of heat the body releases?

Body mass index is:

Jamie eats 240 gm of carbohydrate,220 gm from fat,and 132 gm from protein each day.What is Jamie's daily Caloric intake?

A skinfold test is considered the gold standard for estimating body composition.

Jerome is 5' 9" tall and weighs 210 pounds.Jerome's BMI indicates that he is:

The energy expended due to physical activity accounts for the majority of our total energy output each day.

Which of the following statements is evidence for the set-point theory?

A BMI value above ________ is associated with increased risks of chronic health diseases.

In women,a waist-to-hip ratio greater than ________ is associated with an increased disease risk.

The Science of Nutrition: Linking Food, function, and Health

Designing a Healthful Diet

The Human Body: Are We Really What We Eat

Carbohydrates: Plant-Derived Energy Nutrients

in Depth: Alcohol

Lipids: Essential Energy-Supplying Nutrients

Vitamins and Minerals: Micronutrients With Macro Powers

Phytochemicals

Disordered Eating

Proteins: Crucial Components of All Body Tissues

Metabolism: From Food to Life

Nutrients Involved in Energy Metabolism

Nutrients Involved in Fluid and Electrolyte Balance

Nutrients Involved in Antioxidant Function and Vision

Nutrients Involved in Bone Health

Nutrients Involved in Blood Health and Immunity

Nutrition and Physical Activity: Keys to Good Health

Consumer Issues: Food Safety, Production, and Impact on the Environment

Nutrition Through the Life Cycle: Pregnancy and the First Year of Life

Nutrition Through the Life Cycle: Childhood and Adolescence

Nutrition Through the Life Cycle: The Later Years

Global Nutrition

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