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CSCS EXAM PRACTICE QUESTIONS AND CORRECT ANSWERS A+ GRADE
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CSCS EXAM PRACTICE QUESTIONS AND CORRECT ANSWERS A+ GRADE
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HOSMERITCSCS EXAM PRACTICE QUESTIONS AND CORRECT
ANSWERS A+ GRADE
Which of the following describes all motor units?
• a. Contains the same type of muscle fibers
• b. Contains the same size of motor neurons
• c. Contains about the same number of muscle fibers
• d. Can adjust their force production based on the size of the action potential - ✅✅-B
Which of the following layers is the MOST superficial?
• a. Perimysium
• b. Endomysium
• c. Epimysium
• d. Fasciculus - ✅✅-C
Which of the following is the smallest functional unit of a muscle?
• a. Myofibril
• b. Sarcomere
• c. Myofilament
• d. Actomyosin complex - ✅✅-B
Which of the following is the form of chemical energy stored in the body that is the most
IMMEDIATELY available for a muscle action?
• a. Muscle glycogen
• b. Blood glucose
• c. Creatine Phosphate
• d. Adenosine Triphosphate - ✅✅-D
Which of the following types of muscle fibers generate the GREATEST amount of force?
• a. Fast-twitch glycolytic
• b. Slow-twitch oxidative
• c. Fast-twitch glycolytic oxidative
• d. Transitional or undifferentiated - ✅✅-A
,A muscle's stability to sustain maximal force production without undue fatigue is primarily
dependent on which of the following factors?
• a. Ability to replenish adenosine triphosphate
• b. Amount of actomyosin binding
• c. Ratio of Type IIa to Type IIc muscle fibers in a motor unit
d. Motor unit firing frequency - ✅✅-A
As compared to a muscle whose fibers are not pennated, all of the following are affected by a
muscle with pennated fibers EXCEPT:
• a. Contraction speed
• b. Power production
• c. Creatine content
• d. Force capacity - ✅✅-C
Which of the following is an adaption to aerobic endurance training?
• a. Submax heart rate increases
• b. Resting VO2 increases
• c. Submax ventilation rate increases
• d. Resting vital capacity increases - ✅✅-D
Performing a resistance training workout causes which of the following changes in blood
pressure or peripheral resistance that does NOT occur during an aerobic exercise workout?
• a. Systolic blood pressure increases
• b. Mean blood pressure increases
• c. Diastolic blood pressure increases
• d. Peripheral resistance decreases - ✅✅-C
Which of the following is the primary transport mechanism of oxygen in the blood?
• a. Myosin
• b. Plasma
• c. Hemoglobin
• d. Bicarbonate - ✅✅-C
Which of the following physiological adaptations occur in response to a resistance training
program?
1-Increased motor unit recruitment 2-Enhanced mitochondrial density
3-Increased number of Type II muscles 4-Enhanced motor unit synchronization
,• a. 1 and 4 only
• b. 2 and 3 only
• c. 1, 2 and 4 only
• d. 1, 3 and 4 only - ✅✅-A
Which of the following structures, when activated, reduces a muscle's ability to create force?
• a. Muscle spindles
• b. Intrafusal fibers
• c. Golgi Tendon Organs
• d. Gamma afferent fibers - ✅✅-C
Which of the following types of training elicits the greatest increase in the size and the number of
mitochrondria in a skeletal muscle fiber?
• a. Olympic lifting
• b. Fartlek running
• c. Plyometric training
• d. Plyometric resistance training - ✅✅-B
Which of the following athletics positions theoretically requires the highest percentage of Type I
muscle fibers for optimal performance?
• a. Olympic weightlifter
• b. American football wide receiver
• c. Basketball point guard
• d. American football lineman - ✅✅-C
Which of the following best describes the shift in muscle fiber type due to exercise training?
• a. Type I to Type IIa
• b. Type IIb to Type IIa
• c. Type IIa to Type I
• d. Type IIa to Type IIb - ✅✅-B
Which of the following is a location where changes to connective tissue adaptions are likely to
occur in response to training?
• 1. at the ligament-bone junction
• 2. inside the bone matrix
• 3. within the belly of the tendon
• 4. between the groups of muscle fibers
, • a. 1 and 3 only
• b. 2 and 4 only
• c. 1, 3 and 4 only - ✅✅-C
Which of the physiological adaptations occur in response to an aerobic endurance training
program?
• 1. enhanced ventricular hypertrophy
• 2. increased size of Type II muscle fibers
• 3-enhance carbohydrate oxidation
• 4. increased ATPase concentration
• a. 1 and 2 only
• b. 1 and 3 only
• c. 2 and 4 only
• d. 3 and 4 only - ✅✅-B
Resistance training-induced adaptions within which of the following structures of the body are
responsible for the initial (e.g., the first 3 weeks) increase in muscle strength?
• a. Axial skeleton
• b. Motor unit
• c. Connective tissue
• d. Muscle cell nucleus - ✅✅-B
Engaging in a cross-training program consisting of equal volumes of resistance training and
aerobic endurance training will
• a. Enhance the aerobic adaptations.
• b. Interfere with the aerobic adaptations.
• c. Enhance the anaerobic adaptations.
• d. Interfere with the anaerobic adaptations. - ✅✅-D
Which of the following is a marker for the aerobic overtraining syndrome?
• a. Decrease post-exercise testosterone production
• b. Increased body fat percentage
• c. Increased pre-exercise glycogen stores
• d. Decreased submaximal heart rate - ✅✅-A
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