Question 1

As exercise intensity increases, the percentage of energy from fat metabolism decreases.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following is a true statement regarding the function of creatine phosphate (CrP)?

Accepted Answer

A)  It functions in exactly the same way as ATP; there is just less CrP in cells 
B)  CrP directly powers muscle contraction 
C)  CrP rapidly replenishes ATP 
D)  All of the above 
A)  It functions in exactly the same way as ATP; there is just less CrP in cells 
B)  CrP directly powers muscle contraction 
C)  CrP rapidly replenishes ATP 
D)  All of the above

Question 3

Oxygen deficit and oxygen debt are interchangeable terms that describe the "lag time" that exists between the onset of aerobic exercise and the ability of the aerobic energy system to achieve its full capacity.

Accepted Answer

A) True 
 B)False

Question 4

The fastest and least complex energy system used to produce ATP is:

Accepted Answer

A)  anaerobic glycolysis. 
B)  creatine phosphate. 
C)  oxidative phosphorylation. 
D)  glycogenolysis. 
A)  anaerobic glycolysis. 
B)  creatine phosphate. 
C)  oxidative phosphorylation. 
D)  glycogenolysis.

Question 5

When alcohol (ethanol) is consumed the breakdown and metabolism of ethanol is the body's highest priority.

Accepted Answer

A) True 
 B)False

Question 6

arrange the 4 energy sources named in order from the least to the greatest based on the amount of energy stored in the body:
…..A…..B…..C…..D…..
least greatest
-Liver glycogen

Accepted Answer

A)  A - least 
B)  B - low 
C)  C - great 
D)  D - greatest 
A)  A - least 
B)  B - low 
C)  C - great 
D)  D - greatest

Question 7

What is creatine phosphate (CrP)?

Accepted Answer

A)  An amino acid 
B)  A nitrogen-containing compound made from amino acids 
C)  A phosphate-containing protein 
D)  A byproduct of the breakdown of creatinine 
A)  An amino acid 
B)  A nitrogen-containing compound made from amino acids 
C)  A phosphate-containing protein 
D)  A byproduct of the breakdown of creatinine

Question 8

Why does the amount of ATP produced in skeletal muscle differ from the amount produced in other tissues?

Accepted Answer

A)  Skeletal muscle is more efficient than other tissues in the production of ATP. 
B)  Skeletal muscle transfers electrons via FAD while other tissues use NAD. 
C)  Skeletal muscle completely oxidizes carbohydrates while other tissues do not. 
D)  Skeletal muscle has fewer rate-limiting enzymes than do other tissues. 
A)  Skeletal muscle is more efficient than other tissues in the production of ATP. 
B)  Skeletal muscle transfers electrons via FAD while other tissues use NAD. 
C)  Skeletal muscle completely oxidizes carbohydrates while other tissues do not. 
D)  Skeletal muscle has fewer rate-limiting enzymes than do other tissues.

Question 9

Compare and contrast the three energy systems and give examples of physical activities, exercise, or sports in which each is the predominant energy system.

Accepted Answer

The three energy systems are the phospha

Question 10

Describe the characteristics of the creatine phosphate, anaerobic glycolysis, and oxidative phosphorylation energy systems.

Accepted Answer

Creatine phosphate is a high-energy comp

Question 11

The elevated oxygen consumption during recovery from an exercise bout is called EPOC or:

Accepted Answer

A)  oxygen debt. 
B)  oxygen deficit. 
C)  anaerobic threshold. 
D)  fat burning zone. 
A)  oxygen debt. 
B)  oxygen deficit. 
C)  anaerobic threshold. 
D)  fat burning zone.

Question 12

Discuss the concept of the respiratory exchange ratio (RER) and how the proportions of fat and carbohydrate oxidation change as exercise intensity and/or duration changes.

Accepted Answer

The respiratory exchange ratio (RER) is

Question 13

Beta-oxidation is a process associated with the breakdown of amino acids for energy.

Accepted Answer

A) True 
 B)False

Question 14

Using the light dimmer analogy, explain the circumstances under which a backpacker would use each of the three major energy systems.

Accepted Answer

The light dimmer analogy can be used to

Question 15

The purpose of beta-oxidation is to:

Accepted Answer

A)  insure that oxidation-reduction reactions remain coupled. 
B)  stabilize unstable molecules in the mitochondria. 
C)  add oxygen molecules to the oxidative phosphorylation process as needed. 
D)  remove two-carbon segments from fatty acids and convert them to acetyl CoA. 
A)  insure that oxidation-reduction reactions remain coupled. 
B)  stabilize unstable molecules in the mitochondria. 
C)  add oxygen molecules to the oxidative phosphorylation process as needed. 
D)  remove two-carbon segments from fatty acids and convert them to acetyl CoA.

Question 16

Most research has shown that short-term creatine "loading" results in an immediate increase in absolute, maximal power.

Accepted Answer

A) True 
 B)False

Question 17

The branched chain amino acids can be relatively easily metabolized by skeletal muscle but they are considered the least preferred fuel source when compared to carbohydrates and fats.

Accepted Answer

A) True 
 B)False

Question 18

As exercise intensity increases, the percentage of energy from carbohydrate metabolism decreases.

Accepted Answer

A) True 
 B)False

Question 19

Match the term with its definition.
-refers to tissue breakdown

Accepted Answer

A) Alanine 
B) Anabolic 
C) Bioenergetics 
D) Catabolic 
E) Ergogenic
F)Fatigue
G)Gluconeogenesis
H)Glycerol
I)Lipolysis
J)Oxidized
K)Palmitate
L)Reduced
M)Transamination
N)VO2 max 
A) Alanine 
B) Anabolic 
C) Bioenergetics 
D) Catabolic 
E) Ergogenic
F)Fatigue
G)Gluconeogenesis
H)Glycerol
I)Lipolysis
J)Oxidized
K)Palmitate
L)Reduced
M)Transamination
N)VO2 max

Question 20

The terms Krebs cycle and the tricarboxylic acid (TCA) cycle are interchangeable.

Accepted Answer

A) True 
 B)False

As exercise intensity increases, the percentage of energy from fat metabolism decreases.

Which of the following is a true statement regarding the function of creatine phosphate (CrP)?

Oxygen deficit and oxygen debt are interchangeable terms that describe the "lag time" that exists between the onset of aerobic exercise and the ability of the aerobic energy system to achieve its full capacity.

The fastest and least complex energy system used to produce ATP is:

When alcohol (ethanol) is consumed the breakdown and metabolism of ethanol is the body's highest priority.

arrange the 4 energy sources named in order from the least to the greatest based on the amount of energy stored in the body: …..A…..B…..C…..D….. least greatest -Liver glycogen

What is creatine phosphate (CrP)?

Why does the amount of ATP produced in skeletal muscle differ from the amount produced in other tissues?

Compare and contrast the three energy systems and give examples of physical activities, exercise, or sports in which each is the predominant energy system.

Describe the characteristics of the creatine phosphate, anaerobic glycolysis, and oxidative phosphorylation energy systems.

The elevated oxygen consumption during recovery from an exercise bout is called EPOC or:

Discuss the concept of the respiratory exchange ratio (RER) and how the proportions of fat and carbohydrate oxidation change as exercise intensity and/or duration changes.

Beta-oxidation is a process associated with the breakdown of amino acids for energy.

Using the light dimmer analogy, explain the circumstances under which a backpacker would use each of the three major energy systems.

The purpose of beta-oxidation is to:

Most research has shown that short-term creatine "loading" results in an immediate increase in absolute, maximal power.

The branched chain amino acids can be relatively easily metabolized by skeletal muscle but they are considered the least preferred fuel source when compared to carbohydrates and fats.

As exercise intensity increases, the percentage of energy from carbohydrate metabolism decreases.

Match the term with its definition. -refers to tissue breakdown

The terms Krebs cycle and the tricarboxylic acid (TCA) cycle are interchangeable.

Introduction to Sports Nutrition

Defining and Measuring Energy

Carbohydrates

Proteins

Fats

Water and Electrolytes

Vitamins

Minerals

Diet Planning: Food First, Supplements Second

Weight and Body Composition

Disordered Eating and Exercise Patterns in Athletes

Diet and Exercise for Lifelong Fitness and Health

Filters

Exam 3: Energy Systems and Exercise

As exercise intensity increases, the percentage of energy from fat metabolism decreases.

Which of the following is a true statement regarding the function of creatine phosphate (CrP)?

Oxygen deficit and oxygen debt are interchangeable terms that describe the "lag time" that exists between the onset of aerobic exercise and the ability of the aerobic energy system to achieve its full capacity.

The fastest and least complex energy system used to produce ATP is:

When alcohol (ethanol) is consumed the breakdown and metabolism of ethanol is the body's highest priority.

arrange the 4 energy sources named in order from the least to the greatest based on the amount of energy stored in the body: …..A…..B…..C…..D….. least greatest -Liver glycogen

What is creatine phosphate (CrP)?

Why does the amount of ATP produced in skeletal muscle differ from the amount produced in other tissues?

Compare and contrast the three energy systems and give examples of physical activities, exercise, or sports in which each is the predominant energy system.

Describe the characteristics of the creatine phosphate, anaerobic glycolysis, and oxidative phosphorylation energy systems.

The elevated oxygen consumption during recovery from an exercise bout is called EPOC or:

Discuss the concept of the respiratory exchange ratio (RER) and how the proportions of fat and carbohydrate oxidation change as exercise intensity and/or duration changes.

Beta-oxidation is a process associated with the breakdown of amino acids for energy.

Using the light dimmer analogy, explain the circumstances under which a backpacker would use each of the three major energy systems.

The purpose of beta-oxidation is to:

Most research has shown that short-term creatine "loading" results in an immediate increase in absolute, maximal power.

The branched chain amino acids can be relatively easily metabolized by skeletal muscle but they are considered the least preferred fuel source when compared to carbohydrates and fats.

As exercise intensity increases, the percentage of energy from carbohydrate metabolism decreases.

Match the term with its definition. -refers to tissue breakdown

The terms Krebs cycle and the tricarboxylic acid (TCA) cycle are interchangeable.

Introduction to Sports Nutrition

Defining and Measuring Energy

Carbohydrates

Proteins

Fats

Water and Electrolytes

Vitamins

Minerals

Diet Planning: Food First, Supplements Second

Weight and Body Composition

Disordered Eating and Exercise Patterns in Athletes

Diet and Exercise for Lifelong Fitness and Health

Filters