CISSN CHAPTER 1 QUESTIONS WITH
COMPLETE SOLUTIONS
There are three separate, but functionally integrated energy systems within muscle
fibers that are capable of providing ATP for cellular work. Which of the following are not
considered as one of those systems?
A. Glycogenolytic
B. Immediate
C. Lactic Acid
D. All of these - Correct Answers -A. Glycogenolytic
Which energy system is considered to be anaerobic and lactic and relies on the stored
intracellular levels of ATP, which are coupled to CP stored within the muscle fiber?
A. Lactic Acid
B. Immediate
C. Oxidative
D. All of these - Correct Answers -B. Immediate
Which of the following is not considered as basic helix-loop helix proteins refereed to as
the myogenic regulatory factors, which have DNA binding capability and serve as
transcription factors?
A. Myosin
B. Myo-D
C. Myogenin
D. MRF-4 - Correct Answers -A. Myosin
Which of the following myogenic regulatory factors are involved in satellite cell
proliferation and differentiation?
A. Myo-D
B. Myogenin
C. MRF-4
D. myf5 - Correct Answers -C. MRF-4
, Satellite cell proliferation that occurs in response to heavy resistance training is
important to skeletal muscle hypertrophy do the addition of which of the following to
enlarging muscle fibers?
A. Myoglobin
B. Myonuclei
C. Oxidative enzymes
D. All of these - Correct Answers -B. Myonuclei
During exercise there is a heightened demand for energy to sustain muscular
contraction. This energy can be obtained from:
A. The hydrolysis of ATP to form ADP and inorganic phosphate (Pi)
B. The isomeric conversion of lactic acid to pyruvate
C. Myokinase converting ATP to AMP
D. Hexokinase dephosphorylating glucose - Correct Answers -A. The hydrolysis of ATP
to form ADP and inorganic phosphate (Pi)
Very short, explosive, powerful movements can typically require larger amounts of
energy produced, but the muscle's capacity to do so is very limited. As a result, the
overall capacity for the immediate energy system to provide energy is considered to be:
A. 1-5 seconds
B. 10-15 seconds
C. 0-30 seconds
D. 30-60 seconds - Correct Answers -B. 10-15 seconds
During maximal, non-aerobic exercise in a trained individual the ability of the muscle
fiber to generate ATP through glycolysis is considered approximately:
A. 1 to 2 minutes
B. 2 to 4 minutes
C. 6 to 12 minutes
D. None of these - Correct Answers -B. 2 to 4 minutes
During 30 seconds of maximal exercise, the utilization of muscle glycogen for ATP
synthesis begins almost immediately, and production of ATP from the lactic acid system
reaches it maximum ATP-generating potential at approximately __________ seconds of
maximal exercise and can be maintained for up to approximately _____________
seconds.
A. 1, 5
B. 2, 6
C. 5, 10
D. 15, 20 - Correct Answers -D. 15, 20
COMPLETE SOLUTIONS
There are three separate, but functionally integrated energy systems within muscle
fibers that are capable of providing ATP for cellular work. Which of the following are not
considered as one of those systems?
A. Glycogenolytic
B. Immediate
C. Lactic Acid
D. All of these - Correct Answers -A. Glycogenolytic
Which energy system is considered to be anaerobic and lactic and relies on the stored
intracellular levels of ATP, which are coupled to CP stored within the muscle fiber?
A. Lactic Acid
B. Immediate
C. Oxidative
D. All of these - Correct Answers -B. Immediate
Which of the following is not considered as basic helix-loop helix proteins refereed to as
the myogenic regulatory factors, which have DNA binding capability and serve as
transcription factors?
A. Myosin
B. Myo-D
C. Myogenin
D. MRF-4 - Correct Answers -A. Myosin
Which of the following myogenic regulatory factors are involved in satellite cell
proliferation and differentiation?
A. Myo-D
B. Myogenin
C. MRF-4
D. myf5 - Correct Answers -C. MRF-4
, Satellite cell proliferation that occurs in response to heavy resistance training is
important to skeletal muscle hypertrophy do the addition of which of the following to
enlarging muscle fibers?
A. Myoglobin
B. Myonuclei
C. Oxidative enzymes
D. All of these - Correct Answers -B. Myonuclei
During exercise there is a heightened demand for energy to sustain muscular
contraction. This energy can be obtained from:
A. The hydrolysis of ATP to form ADP and inorganic phosphate (Pi)
B. The isomeric conversion of lactic acid to pyruvate
C. Myokinase converting ATP to AMP
D. Hexokinase dephosphorylating glucose - Correct Answers -A. The hydrolysis of ATP
to form ADP and inorganic phosphate (Pi)
Very short, explosive, powerful movements can typically require larger amounts of
energy produced, but the muscle's capacity to do so is very limited. As a result, the
overall capacity for the immediate energy system to provide energy is considered to be:
A. 1-5 seconds
B. 10-15 seconds
C. 0-30 seconds
D. 30-60 seconds - Correct Answers -B. 10-15 seconds
During maximal, non-aerobic exercise in a trained individual the ability of the muscle
fiber to generate ATP through glycolysis is considered approximately:
A. 1 to 2 minutes
B. 2 to 4 minutes
C. 6 to 12 minutes
D. None of these - Correct Answers -B. 2 to 4 minutes
During 30 seconds of maximal exercise, the utilization of muscle glycogen for ATP
synthesis begins almost immediately, and production of ATP from the lactic acid system
reaches it maximum ATP-generating potential at approximately __________ seconds of
maximal exercise and can be maintained for up to approximately _____________
seconds.
A. 1, 5
B. 2, 6
C. 5, 10
D. 15, 20 - Correct Answers -D. 15, 20
