Question 1

The heart rate a person must work at to achieve cardiovascular fitness is the:

Accepted Answer

A)   exercise rate.
B)   pulse rate.
C)   target heart rate.
D)   training load.
E)   maximum heart rate.F) None of the above
G) D) and E)

Question 2

Health risks associated with the use of anabolic steroids include:

Accepted Answer

A)   liver disease.
B)   premature skeletal maturation.
C)   acne.
D)   all of the above
E)   a and c onlyF) B) and C)
G) None of the above

Question 3

Jonathan is on his school's cross-country ski team. He finds that his weight drops about 1 pound after skiing for a few hours. What accounts for this difference?

Accepted Answer

A)   Jonathan has lost one pound of body fat.
B)   Jonathan has lost one pound of muscle tissue.
C)   Jonathan has lost two cups of fluid.
D)   Jonathan has lost some bone and some fat.E) None of the above
F) All of the above

Question 4

Most "energy drinks" contain caffeine, which:

Accepted Answer

A)   in higher doses is considered "doping" in most athletic organizations.
B)   is a central nervous system stimulant.
C)   in moderate amounts does not enhance athletic performance.
D)   a and b
E)   b and cF) A) and B)
G) A) and E)

Question 5

Explain the difference between maximum heart rate (MHR) and target heart rate (THR). Calculate the two values for a 25-year-old person, and discuss their significance for that person.

Accepted Answer

The answer of Explain the difference between maximum heart rate...

Question 6

The flexibility of the body depends on its degree of elasticity.

Accepted Answer

A) True 
 B)False

Question 7

Which of the following stimulates the release of fats into the blood?

Accepted Answer

A)   Phosphate salt
B)   DHEA
C)   Caffeine
D)   Bee pollen
E)   CarnitineF) A) and E)
G) A) and B)

Question 8

Describe the characteristics of cardiovascular conditioning.

Accepted Answer

The answer of Describe the characteristics of cardiovascular conditioning....

Question 9

The important characteristics of a sports drink include all of the following except :

Accepted Answer

A)   being between 4% and 8% carbohydrate by volume.
B)   containing sodium.
C)   containing a blend of glucose polymers.
D)   staying in the digestive tract where it is needed.E) A) and B)
F) A) and C)

Question 10

Which is not a function of carbohydrates in a sports drink?

Accepted Answer

A)   Energy source
B)   Maintains blood glucose levels
C)   Increases the rate of water absorption into the body from the small intestine
D)   Maintains the pH of the bloodE) A) and B)
F) A) and C)

Question 11

Jan wants to purchase arginine as a weight-control product at the local health food store. Would you encourage her to do this? Why or why not?

Accepted Answer

The answer of Jan wants to purchase arginine as a...

Question 12

The energy source for short-duration, high-intensity activities is _____.

Accepted Answer

A)   fat
B)   protein
C)   glucose
D)   vitaminsE) A) and B)
F) All of the above

Question 13

When an athlete "hits the wall" it means they have run out of fat stores.

Accepted Answer

A) True 
 B)False

Question 14

Long-duration, low-intensity exercise demands energy mostly from stored:

Accepted Answer

A)   sugar.
B)   fat.
C)   protein.
D)   carbohydrates.
E)   vitamins.F) A) and E)
G) B) and D)

Question 15

Imagine you are the sports nutritionist for a professional track runner. What level of daily protein intake would you recommend for your client?

Accepted Answer

A)   0.8 g/kg
B)   1.0 g/kg
C)   1.4 g/kg
D)   1.7 g/kgE) B) and D)
F) A) and D)

Question 16

Fiber is undesirable right before physical exertion because it:

Accepted Answer

A)   requires excessive chewing.
B)   decreases the blood glucose level.
C)   attracts water out of the blood.
D)   can cause constipation.E) All of the above
F) B) and D)

Question 17

Stan sweats profusely when he works out at his college's weight room, even though the facility is always very cool inside. Why is this?

Accepted Answer

A)   Stan has a high metabolism that causes him to perspire all the time
B)   Stan's working muscles give off a lot of heat, which must then be released
C)   Stan drinks too much water during his workouts
D)   Stan's plasma volume must be maintained at an appropriate levelE) A) and D)
F) B) and C)

Question 18

Which of the following is characteristic of the modern industrialized human, but not of the pre-agricultural hunter-gatherer?

Accepted Answer

A)   He burned about 3,000 calories per day, on average.
B)   He lived a feast or famine existence.
C)   He ate foods containing refined sugar.
D)   He ate lean wild game/fish.E) None of the above
F) B) and D)

Question 19

Flexibility is an optional component of the fitness picture.

Accepted Answer

A) True 
 B)False

Question 20

If a female athlete has irregular menstrual periods, what long-term complication could develop as a result?

Accepted Answer

A)   Diabetes (high blood sugar) 
B)   Osteoporosis (bone loss) 
C)   Obesity (excess body fatness) 
D)   Hypertension (high blood pressure) E) A) and B)
F) None of the above

Exam 11: Nutrition, Physical Activity, and Fitness

Explain the difference between maximum heart rate (MHR) and target heart rate (THR). Calculate the two values for a 25-year-old person, and discuss their significance for that person.

Correct AnswerverifiedShow Answer

Which is not a function of carbohydrates in a sports drink?

Correct AnswerverifiedShow Answer

If a female athlete has irregular menstrual periods, what long-term complication could develop as a result?

Correct AnswerverifiedShow Answer

Flexibility is an optional component of the fitness picture.

Correct AnswerverifiedShow Answer

Jonathan is on his school's cross-country ski team. He finds that his weight drops about 1 pound after skiing for a few hours. What accounts for this difference?

Correct AnswerverifiedShow Answer

Health risks associated with the use of anabolic steroids include:

Correct AnswerverifiedShow Answer

The heart rate a person must work at to achieve cardiovascular fitness is the:

Correct AnswerverifiedShow Answer

The important characteristics of a sports drink include all of the following except :

Correct AnswerverifiedShow Answer

Which of the following is characteristic of the modern industrialized human, but not of the pre-agricultural hunter-gatherer?

Correct AnswerverifiedShow Answer

Which of the following stimulates the release of fats into the blood?

Correct AnswerverifiedShow Answer

Imagine you are the sports nutritionist for a professional track runner. What level of daily protein intake would you recommend for your client?

Correct AnswerverifiedShow Answer

Fiber is undesirable right before physical exertion because it:

Correct AnswerverifiedShow Answer

Long-duration, low-intensity exercise demands energy mostly from stored:

Correct AnswerverifiedShow Answer

Most "energy drinks" contain caffeine, which:

Correct AnswerverifiedShow Answer

Jan wants to purchase arginine as a weight-control product at the local health food store. Would you encourage her to do this? Why or why not?

Correct AnswerverifiedShow Answer

Stan sweats profusely when he works out at his college's weight room, even though the facility is always very cool inside. Why is this?

Correct AnswerverifiedShow Answer

The flexibility of the body depends on its degree of elasticity.

Correct AnswerverifiedShow Answer

When an athlete "hits the wall" it means they have run out of fat stores.

Correct AnswerverifiedShow Answer

Describe the characteristics of cardiovascular conditioning.

Correct AnswerverifiedShow Answer

The energy source for short-duration, high-intensity activities is _____.

Correct AnswerverifiedShow Answer

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