Question 1

How much carbohydrate per kilogram body weight should be consumed daily in order to restore muscle glycogen levels to normal after intense training?

Accepted Answer

A)  1-3 
B)  4-6 
C)  7-10 
D)  11-13

Question 2

Which of the following is the least likely metabolic fate of glucose intake following a prolonged aerobic exercise task?

Accepted Answer

A)  it is taken into the muscles to help reform muscle glycogen 
B)  it is taken into the adipose cells to help form body fat 
C)  it is taken into the liver to help restore liver glycogen 
D)  it helps to restore the blood glucose levels, if low, to normal

Question 3

High concentrations of fructose may draw water from the circulatory system into the intestines, thus
creating physical problems to the athlete during competition.

Accepted Answer

A) True 
 B)False

Question 4

Reasonable estimates suggest that athletes who want to consume the maximal amount of exogenous carbohydrate that may be oxidized during exercise may use approximately how many grams per hour of the ingested glucose?

Accepted Answer

A)  5-10 
B)  20-25 
C)  60-100 
D)  200-250 
E)  300-400

Question 5

Which of the following statements concerning the fates of blood glucose is FALSE?

Accepted Answer

A)  Blood glucose may be used as energy 
B)  Liver glycogen may be reconverted directly to blood glucose 
C)  Muscle glycogen may be reconverted directly to blood glucose 
D)  Blood glucose may be converted to and stored as fat

Question 6

What is the recommended amount of carbohydrate that should be consumed 4 hours prior to exercise for an individual participating in intense training?

Accepted Answer

A)  8-10 g/kg body weight 
B)  4-5 g/kg body weight 
C)  1-2 g/kg body weight 
D)  there are no such recommendations

Question 7

Which of the following is true of fructose?

Accepted Answer

A)  It is absorbed more slowly than glucose 
B)  It is absorbed more quickly than glucose 
C)  provides more carbohydrate per gram than glucose 
D)  Recommendations are for consumption of a 8-10% solution during exercise

Question 8

Of the three monosaccharides, galactose is of most importance to human physiology.

Accepted Answer

A) True 
 B)False

Question 9

Blood glucose is regulated by several hormones.

Accepted Answer

A) True 
 B)False

Question 10

The activities that may benefit from carbohydrate feedings are associated with long duration at
moderate to high intensity levels or those that require intermittent bouts of intensive activity over a prolonged period.

Accepted Answer

A) True 
 B)False

Question 11

Carbohydrate loading is necessary for the vast majority of athletes.

Accepted Answer

A) True 
 B)False

Question 12

The greatest total amount of carbohydrate stored in the body is in the form of

Accepted Answer

A)  blood glucose. 
B)  liver glycogen. 
C)  muscle glycogen. 
D)  both liver and muscle glycogen of about equal amounts.

Question 13

Many health organizations recommend that the intake of refined sugar amount to less than 10 percent
of daily caloric intake.

Accepted Answer

A) True 
 B)False

Question 14

The Acceptable Macronutritent Distribution Range recommends a dietary carbohydrate intake of _________percent of the total daily caloric intake.

Accepted Answer

A)  65-70 
B)  45-65 
C)  45-55 
D)  None of the answers are correct.

Question 15

One reason why carbohydrate is the most important energy food for exercise is that

Accepted Answer

A)  it is the only food that can be used for aerobic energy production. 
B)  it is a more efficient fuel than fat. 
C)  it produces ATP for muscle contraction more slowly than fat, but for a longer period of time. 
D)  All of the answers are correct.

Question 16

Which of the following types of foods has the lowest glycemic index?

Accepted Answer

A)  White bread 
B)  Orange juice 
C)  Table sugar 
D)  Legumes 
E)  Apple

Question 17

Foods containing high amounts of refined sugars have a low glycemic index.

Accepted Answer

A) True 
 B)False

Question 18

Starches are actually complex carbohydrates that generally form when three or more glucose
molecules combine.

Accepted Answer

A) True 
 B)False

Question 19

Which hormone secreted during exercise, particularly intense exercise, is the key hormone for mobilizing glucose from the liver and fatty acids from the adipose tissue to provide blood sources of energy to the muscle?

Accepted Answer

A)  insulin 
B)  epinephrine 
C)  cortisol 
D)  thyroxin 
E)  testosterone

Question 20

What is the Adequate Intake (AI) for total fiber for young adult females and males, respectively?

Accepted Answer

A)  12 grams, 15 grams 
B)  25 grams, 38 grams 
C)  45 grams, 65 grams 
D)  80 grams, 130 grams 
E)  130 grams, 160 grams

Exam 4: Carbohydrates: the Main Energy Food

How much carbohydrate per kilogram body weight should be consumed daily in order to restore muscle glycogen levels to normal after intense training?

Which of the following is the least likely metabolic fate of glucose intake following a prolonged aerobic exercise task?

High concentrations of fructose may draw water from the circulatory system into the intestines, thus creating physical problems to the athlete during competition.

Reasonable estimates suggest that athletes who want to consume the maximal amount of exogenous carbohydrate that may be oxidized during exercise may use approximately how many grams per hour of the ingested glucose?

Which of the following statements concerning the fates of blood glucose is FALSE?

What is the recommended amount of carbohydrate that should be consumed 4 hours prior to exercise for an individual participating in intense training?

Which of the following is true of fructose?

Of the three monosaccharides, galactose is of most importance to human physiology.

Blood glucose is regulated by several hormones.

The activities that may benefit from carbohydrate feedings are associated with long duration at moderate to high intensity levels or those that require intermittent bouts of intensive activity over a prolonged period.

Carbohydrate loading is necessary for the vast majority of athletes.

The greatest total amount of carbohydrate stored in the body is in the form of

Many health organizations recommend that the intake of refined sugar amount to less than 10 percent of daily caloric intake.

The Acceptable Macronutritent Distribution Range recommends a dietary carbohydrate intake of _________percent of the total daily caloric intake.

One reason why carbohydrate is the most important energy food for exercise is that

Which of the following types of foods has the lowest glycemic index?

Foods containing high amounts of refined sugars have a low glycemic index.

Starches are actually complex carbohydrates that generally form when three or more glucose molecules combine.

Which hormone secreted during exercise, particularly intense exercise, is the key hormone for mobilizing glucose from the liver and fatty acids from the adipose tissue to provide blood sources of energy to the muscle?

What is the Adequate Intake (AI) for total fiber for young adult females and males, respectively?