Question 1

Which statement about the relationship of obesity to "thrifty metabolism" is FALSE?

Accepted Answer

A)  It allows more efficient energy use and fat storage.
B)  Those who inherited "thrifty genes" are more likely to be obese.
C)  Restricting food intake normally increases energy expenditure.
D)  Thrifty metabolism may have evolved to prevent starvation.

Question 2

Which of the following statements is FALSE?

Accepted Answer

A)  A waist measurement >40 inches in men indicates a health risk.
B)  The distribution of fat in a person is determined by primarily by exercise habits.
C)  A waist measurement >35 inches in women indicates a health risk.
D)  Visceral fat storage is more common in men than in women.

Question 3

As dietary nutrients are broken down to provide energy they are all converted to which metabolic intermediate?

Accepted Answer

A)  Pyruvate
B)  Acetyl CoA
C)  Lactate
D)  Ketone bodies

Question 4

Ryan would like to lose weight.His energy needs are 2400 kcal/day.If he eats ~1900 kcals/day,in four weeks approximately how much weight will Ryan have lost?

Accepted Answer

A)  2 pounds
B)  4 pounds
C)  9 pounds
D)  12 pounds

Question 5

One reason body weight increases as people age is:

Accepted Answer

A)  EER declines.
B)  higher fat food choices are more common.
C)  exercise increases.
D)  EER increases.

Question 6

In order to calculate a person's Body Mass Index,what information about the person must be known?

Accepted Answer

A)  Height & weight
B)  Lean body mass & body water
C)  Lean body mass & fat stores
D)  Waist circumference & height

Question 7

Long term healthy weight loss is based on all the following principles EXCEPT:

Accepted Answer

A)  increasing physical activity.
B)  adopting lifelong changes in eating habits.
C)  eating foods in the "right" combinations to burn more calories.
D)  moderate portion sizes.

Question 8

Obesity increases the risk of some cancers because:

Accepted Answer

A)  the high fat foods typically consumed have abundant cancer-promoting substances.
B)  adipose tissue produces hormones which promote cell proliferation.
C)  high blood triglycerides commonly seen in obesity damage DNA in cells lining the major blood vessels.
D)  obese individuals tend to be sedentary.

Question 9

Which of the following does NOT increase in an individual's basal metabolic rate?

Accepted Answer

A)  Increasing age over 50
B)  An increase in muscle mass
C)  An increase in body weight
D)  Running a fever

Question 10

A higher incidence of heart disease,high blood pressure,stroke and diabetes is associated with:

Accepted Answer

A)  fat on hips and thighs.
B)  subcutaneous fat.
C)  visceral fat.
D)  Any fat,no matter where it is deposited.

Question 11

Which statement about obesity is true?

Accepted Answer

A)  Obesity rates have remained constant over the last 50 years.
B)  Obesity is defined as having a BMI >25.
C)  Obesity rates tend to be constant across racial and ethnic groups.
D)  Obesity is defined as having a BMI >30.

Question 12

The energy (kcalories) provided by one gram each of protein,fat,carbohydrate and alcohol is:

Accepted Answer

A)  9,9,4,4.
B)  4,4,4,9.
C)  7,4,9,4.
D)  4,9,4,7.

Question 13

Which of the following does NOT help to explain why Americans are now eating more kcals than 30 years ago?

Accepted Answer

A)  Appetite is often triggered by ads for foods or the easy accessibility of foods.
B)  Average portion sizes have increased in homes and restaurants.
C)  People tend to eat in units regardless of the size of the unit.
D)  Genetic changes over the last 3 decades have led to Americans being hungrier.

Question 14

Which is TRUE regarding the disadvantages of using Body Mass Index as a means of assessing chronic disease risk?

Accepted Answer

A)  Someone with a large amount of muscle mass will have a high BMI.
B)  BMI uses measurements which are cumbersome to obtain.
C)  Calculating BMI is relatively expensive.
D)  BMI calculations for men and women require different formulas.

Question 15

Which statement about the relationship of obesity to activity is correct?

Accepted Answer

A)  Lean people use fewer calories for NEAT.
B)  Individuals with the most body fat tend to have the lowest levels of overall activity.
C)  When normal weight individuals are overfed,they all respond with similar increases in unplanned activity.
D)  Involuntary activity typically burns <100 kcal /day.

Question 16

If no food is eaten for more than a few hours,gluconeogenesis occurs,forming glucose from:

Accepted Answer

A)  stored amino acids.
B)  functioning body protein.
C)  fatty acid deposits in adipose tissue.
D)  glycogen stores.

Question 17

To provide glucose to the body between meals:

Accepted Answer

A)  fat is broken down.
B)  glycogen is broken down.
C)  internal organs are liquified.
D)  snacks must be consumed.

Question 18

Americans are exercising less for all the reasons listed below EXCEPT:

Accepted Answer

A)  leisure time is often spent in sedentary activities.
B)  many jobs are less physically demanding than in the past.
C)  open spaces for outdoor activities are becoming limited.
D)  most people rely on automobiles for transportation rather than walking or biking.

Question 19

Skinfold thickness measures:

Accepted Answer

A)  subcutaneous fat.
B)  visceral fat.
C)  total fat.
D)  body density.

Question 20

When selecting a weight loss program for long-term weight loss,which is the least important question to consider?

Accepted Answer

A)  Does the program require purchase of special foods?
B)  Does the program offer social support?
C)  Does the program incorporate and encourage physical activity?
D)  Is there a book available which explains the diet?

Exam 7: Energy Balance and Weight Management

Skinfold thickness measures:

Correct AnswerverifiedShow Answer

Which of the following does NOT increase in an individual's basal metabolic rate?

Correct AnswerverifiedShow Answer

One reason body weight increases as people age is:

Correct AnswerverifiedShow Answer

To provide glucose to the body between meals:

Correct AnswerverifiedShow Answer

Which of the following statements is FALSE?

Correct AnswerverifiedShow Answer

Which of the following does NOT help to explain why Americans are now eating more kcals than 30 years ago?

Correct AnswerverifiedShow Answer

Ryan would like to lose weight.His energy needs are 2400 kcal/day.If he eats ~1900 kcals/day,in four weeks approximately how much weight will Ryan have lost?

Correct AnswerverifiedShow Answer

If no food is eaten for more than a few hours,gluconeogenesis occurs,forming glucose from:

Correct AnswerverifiedShow Answer

Which is TRUE regarding the disadvantages of using Body Mass Index as a means of assessing chronic disease risk?

Correct AnswerverifiedShow Answer

Which statement about the relationship of obesity to activity is correct?

Correct AnswerverifiedShow Answer

Americans are exercising less for all the reasons listed below EXCEPT:

Correct AnswerverifiedShow Answer

Long term healthy weight loss is based on all the following principles EXCEPT:

Correct AnswerverifiedShow Answer

Which statement about the relationship of obesity to "thrifty metabolism" is FALSE?

Correct AnswerverifiedShow Answer

Which statement about obesity is true?

Correct AnswerverifiedShow Answer

A higher incidence of heart disease,high blood pressure,stroke and diabetes is associated with:

Correct AnswerverifiedShow Answer

Obesity increases the risk of some cancers because:

Correct AnswerverifiedShow Answer

In order to calculate a person's Body Mass Index,what information about the person must be known?

Correct AnswerverifiedShow Answer

When selecting a weight loss program for long-term weight loss,which is the least important question to consider?

Correct AnswerverifiedShow Answer

As dietary nutrients are broken down to provide energy they are all converted to which metabolic intermediate?

Correct AnswerverifiedShow Answer

The energy (kcalories) provided by one gram each of protein,fat,carbohydrate and alcohol is:

Correct AnswerverifiedShow Answer

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