Question 1

Which of the following hormones or molecules increases the urge to eat?

Accepted Answer

A)  leptin 
B)  ghrelin 
C)  adiponectin 
D)  insulin 
A)  leptin 
B)  ghrelin 
C)  adiponectin 
D)  insulin B

Question 2

290 17. Thermoregulation refers to _____.

Accepted Answer

A)  alterations in metabolism to maintain body core temperature 
B)  alterations in food energy due to cooking 
C)  the increase in energy expenditure associated with the body's processing of food 
D)  the body's storage of food as fat for insulation 
A)  alterations in metabolism to maintain body core temperature 
B)  alterations in food energy due to cooking 
C)  the increase in energy expenditure associated with the body's processing of food 
D)  the body's storage of food as fat for insulation A

Question 3

In the reference man and woman, respectively, what percentage of body weight is fat?

Accepted Answer

A)  10, 20 
B)  15, 27 
C)  30, 40 
D)  45, 55 
A)  10, 20 
B)  15, 27 
C)  30, 40 
D)  45, 55 B

Question 4

Which of the following contributes the highest thermic effect of food?

Accepted Answer

A)  fats 
B)  mixed diet with at least 50% carbohydrate 
C)  carbohydrates 
D)  proteins 
A)  fats 
B)  mixed diet with at least 50% carbohydrate 
C)  carbohydrates 
D)  proteins

Question 5

Which of the following represents a BMI range considered to be healthy for most adult men and women?

Accepted Answer

A)  10-14 
B)  15-18 
C)  19-24 
D)  25-30 
A)  10-14 
B)  15-18 
C)  19-24 
D)  25-30

Question 6

Which body component comprises more diverse tissues?

Accepted Answer

A)  lean body mass 
B)  fat mass 
A)  lean body mass 
B)  fat mass

Question 7

Which of the following methods of estimating energy expenditure does NOT require knowledge of the individual's age?

Accepted Answer

A)  doubly labeled water method 
B)  Harris-Benedict prediction equation 
C)  Mifflin-St. Jeor equation 
D)  estimated energy requirement equation 
A)  doubly labeled water method 
B)  Harris-Benedict prediction equation 
C)  Mifflin-St. Jeor equation 
D)  estimated energy requirement equation

Question 8

Bioelectrical impedance analysis, a method used to determine body composition, is based on which principle?

Accepted Answer

A)  Atomic nuclei behave like magnets when an external magnetic field is applied across the body. 
B)  Adipose tissue is denser than lean body tissue. 
C)  Electrical conductivity is greater in lean tissue than in adipose tissue. 
D)  Fat-free mass is proportional to total body potassium. 
A)  Atomic nuclei behave like magnets when an external magnetic field is applied across the body. 
B)  Adipose tissue is denser than lean body tissue. 
C)  Electrical conductivity is greater in lean tissue than in adipose tissue. 
D)  Fat-free mass is proportional to total body potassium.

Question 9

Body mass index (BMI) is one way to estimate

Accepted Answer

A)  appropriate weight for height. 
B)  actual body adiposity. 
C)  body fat distribution. 
D)  risk factors associated with obesity. 
A)  appropriate weight for height. 
B)  actual body adiposity. 
C)  body fat distribution. 
D)  risk factors associated with obesity.

Question 10

A 25-year-old female college student weighs 137 lb and is 5'6" tall and has a medium frame. She is consuming approximately 2500 kcal daily. What are her total energy needs? (RMR + diet-induced thermogenesis + physical activity = total energy expenditure.) The Harris-Benedict equation for women is 655.1 + (9.56 * W) + (1.85 * H) - (4.7 * A). Use 1.5 for the physical activity factor.

Accepted Answer

A)  1443 
B)  1587 
C)  2165 
D)  2309 
A)  1443 
B)  1587 
C)  2165 
D)  2309

Question 11

Basal metabolic rate represents _____.

Accepted Answer

A)  the rate of energy expenditure that sustains basic life processes in all cells in the awake state 
B)  the rate of energy expenditure when the body is at rest and no food has been eaten in 4 hours 
C)  minimal energy expenditure over a period of 24 hours 
D)  all energy expenditure except that is attributable to physical activity 
A)  the rate of energy expenditure that sustains basic life processes in all cells in the awake state 
B)  the rate of energy expenditure when the body is at rest and no food has been eaten in 4 hours 
C)  minimal energy expenditure over a period of 24 hours 
D)  all energy expenditure except that is attributable to physical activity

Question 12

Waist circumferences of >40 inches in men and >35 inches in women may be used to identify increased _____.

Accepted Answer

A)  risk for the development of obesity-associated conditions 
B)  subcutaneous fat 
C)  peripheral fat distribution 
D)  age 
A)  risk for the development of obesity-associated conditions 
B)  subcutaneous fat 
C)  peripheral fat distribution 
D)  age

Question 13

Mr. Q., age 62, is 5'10" tall, weighs 150 pounds, and leads a sedentary life. The Harris-Benedict equation for men is 66.5 + (13.7* W) + (5.0 * H) - (6.8 * A). Using the Harris-Benedict equation, calculate Mr. Q's RMR.

Accepted Answer

A)  RMR = 1468 kcal/day 
B)  RMR = 1614 kcal/day 
C)  RMR = 1790 kcal/day 
D)  RMR = 2311 kcal/day 
A)  RMR = 1468 kcal/day 
B)  RMR = 1614 kcal/day 
C)  RMR = 1790 kcal/day 
D)  RMR = 2311 kcal/day

Question 14

The thermic effect of food represents _____.

Accepted Answer

A)  the BMR minus the energy used in physical activity 
B)  the decrease in food energy due to cooking 
C)  the increase in energy expenditure associated with the body's processing of food 
D)  the body's storage of food as fat for insulation 
A)  the BMR minus the energy used in physical activity 
B)  the decrease in food energy due to cooking 
C)  the increase in energy expenditure associated with the body's processing of food 
D)  the body's storage of food as fat for insulation

Question 15

Quantification of total body water or total body potassium by the use of _____ permits calculation of body composition.

Accepted Answer

A)  neutron activation 
B)  infrared light 
C)  high-frequency ultrasonic energy 
D)  radioactive or stable isotopes 
A)  neutron activation 
B)  infrared light 
C)  high-frequency ultrasonic energy 
D)  radioactive or stable isotopes

Question 16

What is the BMI of a man who weighs 220 lbs and is 6 feet tall?

Accepted Answer

A)  54.7 
B)  36.7 
C)  29.9 
D)  24.9 
A)  54.7 
B)  36.7 
C)  29.9 
D)  24.9

Question 17

Which of the following is NOT a suggested reason for the effectiveness of a high-protein weight-loss diet?

Accepted Answer

A)  Protein provides satiety over a longer period of time. 
B)  Thermogenesis from protein is greater. 
C)  Dyslipidemia is altered by high protein intake. 
D)  Fat-free mass is preserved and basal metabolism is maintained. 
A)  Protein provides satiety over a longer period of time. 
B)  Thermogenesis from protein is greater. 
C)  Dyslipidemia is altered by high protein intake. 
D)  Fat-free mass is preserved and basal metabolism is maintained.

Question 18

In a clinical setting, which RQ suggests that the patient is synthesizing fat?

Accepted Answer

A)  <0.70 
B)  <0.80 
C)  <0.90 
D)  1.00 
A)  <0.70 
B)  <0.80 
C)  <0.90 
D)  1.00

Question 19

Which of the following techniques for measuring body composition is best for determining regional body composition?

Accepted Answer

A)  hydrodensitometry 
B)  computerized (axial) tomography 
C)  total body water 
D)  bioelectrical impedance 
A)  hydrodensitometry 
B)  computerized (axial) tomography 
C)  total body water 
D)  bioelectrical impedance

Question 20

When oxidized, which nutrient(s) provide(s) the lowest respiratory quotient?

Accepted Answer

A)  carbohydrate 
B)  protein 
C)  fat 
D)  mixed diet 
A)  carbohydrate 
B)  protein 
C)  fat 
D)  mixed diet

Which of the following hormones or molecules increases the urge to eat?

290 17. Thermoregulation refers to _____.

In the reference man and woman, respectively, what percentage of body weight is fat?

Which of the following contributes the highest thermic effect of food?

Which of the following represents a BMI range considered to be healthy for most adult men and women?

Which body component comprises more diverse tissues?

Which of the following methods of estimating energy expenditure does NOT require knowledge of the individual's age?

Bioelectrical impedance analysis, a method used to determine body composition, is based on which principle?

Body mass index (BMI) is one way to estimate

Basal metabolic rate represents _____.

Waist circumferences of >40 inches in men and >35 inches in women may be used to identify increased _____.

Mr. Q., age 62, is 5'10" tall, weighs 150 pounds, and leads a sedentary life. The Harris-Benedict equation for men is 66.5 + (13.7* W) + (5.0 * H) - (6.8 * A). Using the Harris-Benedict equation, calculate Mr. Q's RMR.

The thermic effect of food represents _____.

Quantification of total body water or total body potassium by the use of _____ permits calculation of body composition.

What is the BMI of a man who weighs 220 lbs and is 6 feet tall?

Which of the following is NOT a suggested reason for the effectiveness of a high-protein weight-loss diet?

In a clinical setting, which RQ suggests that the patient is synthesizing fat?

Which of the following techniques for measuring body composition is best for determining regional body composition?

When oxidized, which nutrient(s) provide(s) the lowest respiratory quotient?

The Cell: a Microcosm of Life

The Digestive System:mechanism for Nourishing the Body

Carbohydrates

Fiber

Lipids

Protein

Integration and Regulation of Metabolismand the Impact of Exercise and Sport

Water-Soluble Vitamins

Fat-Soluble Vitamins

Major Minerals

Water and Electrolytes

Essential Trace and Ultratrace Minerals

Nonessential Trace and Ultratrace Minerals

Filters

Exam 8: Body Composition, Energy Expenditure, and Energy Balance

Which of the following hormones or molecules increases the urge to eat?

290 17. Thermoregulation refers to _____.

In the reference man and woman, respectively, what percentage of body weight is fat?

Which of the following contributes the highest thermic effect of food?

Which of the following represents a BMI range considered to be healthy for most adult men and women?

Which body component comprises more diverse tissues?

Which of the following methods of estimating energy expenditure does NOT require knowledge of the individual's age?

Bioelectrical impedance analysis, a method used to determine body composition, is based on which principle?

Body mass index (BMI) is one way to estimate

Basal metabolic rate represents _____.

Waist circumferences of >40 inches in men and >35 inches in women may be used to identify increased _____.

Mr. Q., age 62, is 5'10" tall, weighs 150 pounds, and leads a sedentary life. The Harris-Benedict equation for men is 66.5 + (13.7* W) + (5.0 * H) - (6.8 * A). Using the Harris-Benedict equation, calculate Mr. Q's RMR.

The thermic effect of food represents _____.

Quantification of total body water or total body potassium by the use of _____ permits calculation of body composition.

What is the BMI of a man who weighs 220 lbs and is 6 feet tall?

Which of the following is NOT a suggested reason for the effectiveness of a high-protein weight-loss diet?

In a clinical setting, which RQ suggests that the patient is synthesizing fat?

Which of the following techniques for measuring body composition is best for determining regional body composition?

When oxidized, which nutrient(s) provide(s) the lowest respiratory quotient?

The Cell: a Microcosm of Life

The Digestive System:mechanism for Nourishing the Body

Carbohydrates

Fiber

Lipids

Protein

Integration and Regulation of Metabolismand the Impact of Exercise and Sport

Water-Soluble Vitamins

Fat-Soluble Vitamins

Major Minerals

Water and Electrolytes

Essential Trace and Ultratrace Minerals

Nonessential Trace and Ultratrace Minerals

Filters