CSCCa - SCCC - BOOK QUESTIONS
AND COMPLETE ANSWERS
Chapter 2
The molecule that can be directly used by intramuscular contractile proteins for muscle contraction
is ______.
a) Palmitate
b) Phosphocreatine
c) Adenosine triphosphate
d) Pyruvate - Answer: c) Adenosine triphosphate
Chapter 2
True/False: Only one energy system is turned on during a particular exercise.
a) True
b) False - Answer: b) False
Chapter 2
The ______ system produces ATP the fastest.
a) Fast glycolysis
b) ATP-PCr
c) Aerobic metabolism - Answer: b) ATP-PCr
Chapter 2
True/False: The process whereby amino acids are oxidized during prolonged exercise is worsened if
the athlete is in a carbohydrate-depleted state.
a) True
b) False - Answer: a) True
Chapter 2
According to the chapter, the work:rest ratio needed in order to optimize PCr recovery between
100-m sprint intervals is ______.
,a) 1:1
b) 1:3
c) 1:5
d) 1:20 - Answer: d) 1:20
Chapter 2
According to the scientific studies discussed in the chapter, consuming a carbohydrate-laden
beverage during exercise has been shown to improve ______ performance.
a) Endurance exercise
b) Resistance exercise
c) Endurance and resistance exercise - Answer: c) Endurance and resistance exercise
Chapter 2
One way that the chapter discussed how to endurance train without compromising training
adaptations while optimizing post-exercise recovery is through ______.
a) Long-slow distance training
b) Implementing 5 recovery days during the pre- and in-season phases
c) Integrating high-intensity interval training with conventional training - Answer: c) Integrating
high-intensity interval training with conventional training
Chapter 2
The location in the muscle cell where the Krebs cycle occurs is called the ______.
a) Mitochondria
b) Sarcoplasm
c) Nucleus
d) Contractile proteins - Answer: a) Mitochondria
Chapter 2
There is newer scientific data suggesting that endurance athletes may optimize fat oxidation during
exercise through ______.
a) Very high carbohydrate dieting (i.e., 9-10 g of carbohydrate intake per kg body mass per day)
b) Consuming a carbohydrate-protein beverage prior to exercise versus a carbohydrate-only
beverage
,c) Supplementing the diet with B vitamins
d) Very low carbohydrate/high-fat dieting - Answer: d) Very low carbohydrate/high-fat dieting
Chapter 3
A resting heart rate of less than 60 beats per minute is called . . .
a) tachycardia
b) bradycardia
c) hypocardia
d) hypotension - Answer: b) bradycardia
Chapter 3
The exchange of gases and nutrients between blood and tissues is a major function of . . .
a) arterioles
b) venules
c) capillaries
d) lymphatics - Answer: c) capillaries
Chapter 3
Cardiac afterload on the left ventricle is largely determined by . . .
a) the pulmonary arterial pressure
b) the aortic pressure
c) the end diastolic volume of left ventricle
d) the end systolic volume of left ventricle - Answer: b) the aortic pressure
Chapter 3
The amount of blood ejected from the heart in each beat is known as ______.
a) ejection fraction
b) stroke volume
c) cardiac output
d) end systolic volume - Answer: b) stroke volume
, Chapter 3
Identify the equation for determining oxygen consumption: VO₂
a) Frank-Starling Equation
b) Fick Equation
c) Poiseuille's Equation
d) Pollock's Equation - Answer: =b) Fick Equation (cardiac output × (a-v)O₂ difference)
Chapter 3
During exercise, the respiratory system plays a role in acid-base balance by . . .
a) removing H⁺ from the blood by the HCO₃⁻ reaction
b) aiding the kidney in the removal of lactic acid
c) lowering the pH of the blood by hyperventilating
d) increasing the pH of the blood by hyperventilating - Answer: a) removing H⁺ from the blood by
the HCO₃⁻ reaction
Chapter 3
At the onset of exercise, the primary drive to increase pulmonary ventilation is due to . . .
a) feedback from peripheral chemoreceptors
b) feedback from central chemoreceptors
c) the activity of higher brain centers
d) the respiratory control centers in the pons and medulla oblongata - Answer: c) the activity of
higher brain centers
Chapter 3
The right shift in the oxyhemoglobin dissociation curve during exercise is caused by . . .
a) higher blood temperature
b) higher blood pH
c) hypoxia
d) hypoglycemia - Answer: a) higher blood temperature
Chapter 3
During high-intensity exercise, PO₂ can drop in some elite athletes—this is due to . . .
AND COMPLETE ANSWERS
Chapter 2
The molecule that can be directly used by intramuscular contractile proteins for muscle contraction
is ______.
a) Palmitate
b) Phosphocreatine
c) Adenosine triphosphate
d) Pyruvate - Answer: c) Adenosine triphosphate
Chapter 2
True/False: Only one energy system is turned on during a particular exercise.
a) True
b) False - Answer: b) False
Chapter 2
The ______ system produces ATP the fastest.
a) Fast glycolysis
b) ATP-PCr
c) Aerobic metabolism - Answer: b) ATP-PCr
Chapter 2
True/False: The process whereby amino acids are oxidized during prolonged exercise is worsened if
the athlete is in a carbohydrate-depleted state.
a) True
b) False - Answer: a) True
Chapter 2
According to the chapter, the work:rest ratio needed in order to optimize PCr recovery between
100-m sprint intervals is ______.
,a) 1:1
b) 1:3
c) 1:5
d) 1:20 - Answer: d) 1:20
Chapter 2
According to the scientific studies discussed in the chapter, consuming a carbohydrate-laden
beverage during exercise has been shown to improve ______ performance.
a) Endurance exercise
b) Resistance exercise
c) Endurance and resistance exercise - Answer: c) Endurance and resistance exercise
Chapter 2
One way that the chapter discussed how to endurance train without compromising training
adaptations while optimizing post-exercise recovery is through ______.
a) Long-slow distance training
b) Implementing 5 recovery days during the pre- and in-season phases
c) Integrating high-intensity interval training with conventional training - Answer: c) Integrating
high-intensity interval training with conventional training
Chapter 2
The location in the muscle cell where the Krebs cycle occurs is called the ______.
a) Mitochondria
b) Sarcoplasm
c) Nucleus
d) Contractile proteins - Answer: a) Mitochondria
Chapter 2
There is newer scientific data suggesting that endurance athletes may optimize fat oxidation during
exercise through ______.
a) Very high carbohydrate dieting (i.e., 9-10 g of carbohydrate intake per kg body mass per day)
b) Consuming a carbohydrate-protein beverage prior to exercise versus a carbohydrate-only
beverage
,c) Supplementing the diet with B vitamins
d) Very low carbohydrate/high-fat dieting - Answer: d) Very low carbohydrate/high-fat dieting
Chapter 3
A resting heart rate of less than 60 beats per minute is called . . .
a) tachycardia
b) bradycardia
c) hypocardia
d) hypotension - Answer: b) bradycardia
Chapter 3
The exchange of gases and nutrients between blood and tissues is a major function of . . .
a) arterioles
b) venules
c) capillaries
d) lymphatics - Answer: c) capillaries
Chapter 3
Cardiac afterload on the left ventricle is largely determined by . . .
a) the pulmonary arterial pressure
b) the aortic pressure
c) the end diastolic volume of left ventricle
d) the end systolic volume of left ventricle - Answer: b) the aortic pressure
Chapter 3
The amount of blood ejected from the heart in each beat is known as ______.
a) ejection fraction
b) stroke volume
c) cardiac output
d) end systolic volume - Answer: b) stroke volume
, Chapter 3
Identify the equation for determining oxygen consumption: VO₂
a) Frank-Starling Equation
b) Fick Equation
c) Poiseuille's Equation
d) Pollock's Equation - Answer: =b) Fick Equation (cardiac output × (a-v)O₂ difference)
Chapter 3
During exercise, the respiratory system plays a role in acid-base balance by . . .
a) removing H⁺ from the blood by the HCO₃⁻ reaction
b) aiding the kidney in the removal of lactic acid
c) lowering the pH of the blood by hyperventilating
d) increasing the pH of the blood by hyperventilating - Answer: a) removing H⁺ from the blood by
the HCO₃⁻ reaction
Chapter 3
At the onset of exercise, the primary drive to increase pulmonary ventilation is due to . . .
a) feedback from peripheral chemoreceptors
b) feedback from central chemoreceptors
c) the activity of higher brain centers
d) the respiratory control centers in the pons and medulla oblongata - Answer: c) the activity of
higher brain centers
Chapter 3
The right shift in the oxyhemoglobin dissociation curve during exercise is caused by . . .
a) higher blood temperature
b) higher blood pH
c) hypoxia
d) hypoglycemia - Answer: a) higher blood temperature
Chapter 3
During high-intensity exercise, PO₂ can drop in some elite athletes—this is due to . . .
