NSCA-CSCS Exam Prep: Exercise Science;
Questions & Answers 100% Solved
During the concentric phase of the low bar back squat, which of the following muscles acts as
an antagonist to the gluteus maximus?
a. quadriceps
b. hamstrings
c. psoas major Answer-c
Which of the following muscle grou...
NSCA-CSCS Exam Prep: Exercise Science;
Questions & Answers 100% Solved
During the concentric phase of the low bar back squat, which of the following muscles acts as
an antagonist to the gluteus maximus?
a. quadriceps
b. hamstrings
c. psoas major Answer-c
Which of the following muscle groups and types of muscle actions are associated with the
downward phase of the dumbbell biceps curl?
a. Primary group- elbow extensors, Primary action- eccentric
b. Primary group- elbow flexors, Primary action- eccentric
c. elbow flexors- concentric Answer-b
Which of the following rest periods is most appropriate for a middle distance runner performing
800m running intervals in 2 min?
a. 2 min
b. 4 min
c. 6 min Answer-c
As compared to males, the potential for force production of females per muscle cross-sectional
area is
Which of the following cardiovascular adaptations to chronic aerobic exercise contributes the
most to improved aerobic endurance performance?
a. increased maximal cardiac output
b. decreased resting BP
c. lowered resting HR Answer-a
Which of the following events occurs in the hamstring muscles during the concentric muscle
action of leg (knee) curl exercise?
a. the A band length increases
b. the I band length stays the same
c. the H zone length decreases Answer-c
Depletion of which of the following fuel sources hinders marathon performance most?
a. muscle glycogen
b. triglycerides
c. creatine phosphate Answer-a
Which of the following situations would most inspire an athlete with a high motive to achieve
success?
, NSCA-CSCS Exam Prep: Exercise Science;
Questions & Answers 100% Solved
a. a very easy competition in which the probability of success is virtually guaranteed
b. a challenging situation in which the probability of success to failure is even
c. an extremely difficult situation in which the probability of success is highly unlikely
Answer-b
Which of the following is a characteristic of Type II muscle fibers?
a. slow contraction speed
b. small fiber diameter
c. high power output Answer-c
Which of the following relies predominantly on the phosphagen energy system?
a. 200m swim
b. 3k race
c. 5RM push press Answer-c
Which of the following muscle actions produces the greatest amount of muscle force?
a. eccentric
b. isometric
c. concentric Answer-a
Which of the following exercises increases axial bone mineral density most?
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