Question 1

The thrifty gene theory suggests that

Accepted Answer

A)   our bodies are designed to maintain weight within a narrow range.
B)   some people possess a gene that causes them to expend less energy than other people.
C)   adult body weight is determined by the weight of our parents.
D)   our weight is influenced by the inheritance of random genetic mutations.

Question 2

Which of the following is NOT considered a basal function?

Accepted Answer

A)   respiration (inhaling and exhaling air) 
B)   circulation of your blood and lymph
C)   walking up stairs
D)   maintaining your body temperature

Question 3

Explain how the thrifty gene,the drifty gene,and the set-point hypotheses might help defend against the claim that differences in body weight are entirely a matter of willpower.

Accepted Answer

The thrifty gene hypothesis suggests tha...

Question 4

Justin is an offensive lineman on his college football team.He is 6'3" and weighs 335 pounds,with a BMI of 42.Which of the following statements about Justin is MOST LIKELY true?

Accepted Answer

A)   He is obese and should make efforts to lose weight.
B)   Muscle weight is probably responsible for his high BMI.
C)   His bones may be well mineralized, which is responsible for his high BMI.
D)   Based on his height, Justin's BMI is in the normal range.

Question 5

What type of weight loss will an individual experience by restricting Calories but not increasing his or her level of physical activity?

Accepted Answer

A)   The individual will lose adipose tissue.
B)   The individual will lose lean body tissue.
C)   The individual will lose mostly water weight.
D)   The individual will not lose any body weight.

Question 6

How many minutes per day,on average,do successful "losers" in the National Weight Control Registry spend engaged in physical activity?

Accepted Answer

A)   30
B)   45
C)   60
D)   80

Question 7

Leptin is a hormone that tends to reduce food intake.It is produced by what kind of cells?

Accepted Answer

A)   liver cells
B)   pancreatic cells
C)   muscle cells
D)   adipose cells

Question 8

Are you happy with your body weight? Is it healthful? Why or why not?

Accepted Answer

As an AI, I don't have a body weight, bu...

Question 9

People whose bodies use relatively more fat for energy are more resistant to weight gain than people whose bodies use relatively more carbohydrate.

Accepted Answer

A) True 
 B)False

Question 10

Which of the following is the physiological control center for hunger regulation?

Accepted Answer

A)   the stomach
B)   the hypothalamus
C)   the small intestine
D)   the mouth

Question 11

Robin's dinner contains 750 kilocalories.What is the minimum number of kilocalories that Robin will expend in order to process this meal?

Accepted Answer

A)   7 kcal
B)   25 kcal
C)   38 kcal
D)   113 kcal

Question 12

Body mass index (BMI) is BEST described as

Accepted Answer

A)   the percentage of an individual's body weight as compared to a reference population standard.
B)   an individual's lean tissue mass, squared.
C)   a ratio of an individual's fat tissue to lean tissue mass, squared.
D)   a ratio of an individual's body weight to height, squared.

Question 13

Because vitamins and minerals have no energy value,they can be disregarded when calculating a day's total energy intake.

Accepted Answer

A) True 
 B)False

Question 14

Describe four methods that are commonly used to determine body composition.What are the strengths and limitations of each?

Accepted Answer

1. Dual-Energy X-ray Absorptiometry (DEX...

Question 15

An individual's body composition refers to the amount of fat tissue mass as compared with lean tissue mass.

Accepted Answer

A) True 
 B)False

Question 16

The energy we expend to maintain respiration and circulation is known as the energy cost of physical activity.

Accepted Answer

A) True 
 B)False

Question 17

Lance would like to lose two pounds a week.If his present energy intake is 4,200 kcal a day and his energy expenditure does not change,how many kilocalories should he consume each day to achieve his goal?

Accepted Answer

A)   2,000
B)   2,500
C)   3,200
D)   3,700

Question 18

A person with which of the following BMI values has the highest increased risk for premature mortality?

Accepted Answer

A)   40 kg/m²
B)   30 kg/m²
C)   25 kg/m²
D)   18.5 kg/m²

Question 19

People with a BMI between 25 and 29.9 kg/m² are considered

Accepted Answer

A)   normal weight.
B)   overweight.
C)   obese.
D)   morbidly obese.

Question 20

Which of the following statements about genetics and body weight is TRUE?

Accepted Answer

A)   Researchers have identified the so-called thrifty gene as the FTO gene.
B)   The gene now known to cause obesity is the FTO gene.
C)   People who carry the FTO gene may experience higher levels of hunger than people who do not.
D)   Approximately 15% to 25% of people are thought to carry the FTO gene.

Exam 10: Achieving and Maintaining a Healthful Body Weight

Which of the following is the physiological control center for hunger regulation?

Correct AnswerverifiedShow Answer

An individual's body composition refers to the amount of fat tissue mass as compared with lean tissue mass.

Correct AnswerverifiedShow Answer

Explain how the thrifty gene,the drifty gene,and the set-point hypotheses might help defend against the claim that differences in body weight are entirely a matter of willpower.

Correct AnswerAnswered by ExamLex AIThe thrifty gene hypothesis suggests tha...View AnswerShow Answer

A person with which of the following BMI values has the highest increased risk for premature mortality?

Correct AnswerverifiedShow Answer

Describe four methods that are commonly used to determine body composition.What are the strengths and limitations of each?

Correct AnswerAnswered by ExamLex AI1. Dual-Energy X-ray Absorptiometry (DEX...View AnswerShow Answer

The thrifty gene theory suggests that

Correct AnswerverifiedShow Answer

Robin's dinner contains 750 kilocalories.What is the minimum number of kilocalories that Robin will expend in order to process this meal?

Correct AnswerverifiedShow Answer

Leptin is a hormone that tends to reduce food intake.It is produced by what kind of cells?

Correct AnswerverifiedShow Answer

The energy we expend to maintain respiration and circulation is known as the energy cost of physical activity.

Correct AnswerverifiedShow Answer

Are you happy with your body weight? Is it healthful? Why or why not?

Correct AnswerAnswered by ExamLex AIAs an AI, I don't have a body weight, bu...View AnswerShow Answer

People with a BMI between 25 and 29.9 kg/m² are considered

Correct AnswerverifiedShow Answer

Lance would like to lose two pounds a week.If his present energy intake is 4,200 kcal a day and his energy expenditure does not change,how many kilocalories should he consume each day to achieve his goal?

Correct AnswerverifiedShow Answer

How many minutes per day,on average,do successful "losers" in the National Weight Control Registry spend engaged in physical activity?

Correct AnswerverifiedShow Answer

What type of weight loss will an individual experience by restricting Calories but not increasing his or her level of physical activity?

Correct AnswerverifiedShow Answer

People whose bodies use relatively more fat for energy are more resistant to weight gain than people whose bodies use relatively more carbohydrate.

Correct AnswerverifiedShow Answer

Body mass index (BMI) is BEST described as

Correct AnswerverifiedShow Answer

Justin is an offensive lineman on his college football team.He is 6'3" and weighs 335 pounds,with a BMI of 42.Which of the following statements about Justin is MOST LIKELY true?

Correct AnswerverifiedShow Answer

Because vitamins and minerals have no energy value,they can be disregarded when calculating a day's total energy intake.

Correct AnswerverifiedShow Answer

Which of the following is NOT considered a basal function?

Correct AnswerverifiedShow Answer

Which of the following statements about genetics and body weight is TRUE?

Correct AnswerverifiedShow Answer

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Answered by ExamLex AI
The thrifty gene hypothesis suggests tha...
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Answered by ExamLex AI
1. Dual-Energy X-ray Absorptiometry (DEX...
View Answer

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
Answered by ExamLex AI
As an AI, I don't have a body weight, bu...
View Answer

Correct Answer
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Correct Answer
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