Page 1 of 142
NSCA CSCS EXAM REVIEW WITH 350 QUESTIONS
AND CORRECT DETAILED SOLUTIONS LATEST
UPDATED VERSION JUST RELEASED
Question: When throwing a baseball, an athlete's arm is rapidly stretched just before throwing
the ball. Which of the following structures detects and responds to that stretch by reflexively
increasing muscle activity?
golgi tendon organ
muscle spindle
extrafusal muscle
pacinian corpuscle - ANSWER✔✔muscle spindle
Question: From which of the following is the heart's electrical impulse normally initiated?
AV node
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SA node
the brain
the sympathetic nervous system - ANSWER✔✔SA node
Question: Which of the following occurs during the QRS complex of a typical ECG?
1. depolarization of the atrium
2. repolarization of the atrium
3. repolarization of the ventricle
4. depolarization of the ventricle
a. 1 and 3 only
b. 2 and 4 only
c. 1, 2, and 3 only
d. 2, 3, and 4 only - ANSWER✔✔b. 2 and 4 only
Question: Which of the following is the definition of power?
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mass x acceleration
force x distance
force x velocity
torque x time - ANSWER✔✔force x velocity
Question: Which of the following substances regulates muscle actions?
potassium
calcium
troponin
tropomyosin - ANSWER✔✔calcium
Question: Which of the following substances acts at the NMJ to excite the muscle fibers of a
motor unit?
acetylcholine
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ATP
creatine phosphate
serotonin - ANSWER✔✔acetylcholine
Question: To compare performances of Olympic weightlifters of different body weights, the
classic formula divides the load lifted by the athlete's
body weight
body weight squared
lean body weight
body weight to the two-thirds power - ANSWER✔✔body weight to the two-thirds power
Question: During a free weight exercise, muscle force varies with which of the following?
1. perpendicular distance from the weight to the body joint
NSCA CSCS EXAM REVIEW WITH 350 QUESTIONS
AND CORRECT DETAILED SOLUTIONS LATEST
UPDATED VERSION JUST RELEASED
Question: When throwing a baseball, an athlete's arm is rapidly stretched just before throwing
the ball. Which of the following structures detects and responds to that stretch by reflexively
increasing muscle activity?
golgi tendon organ
muscle spindle
extrafusal muscle
pacinian corpuscle - ANSWER✔✔muscle spindle
Question: From which of the following is the heart's electrical impulse normally initiated?
AV node
, Page 2 of 142
SA node
the brain
the sympathetic nervous system - ANSWER✔✔SA node
Question: Which of the following occurs during the QRS complex of a typical ECG?
1. depolarization of the atrium
2. repolarization of the atrium
3. repolarization of the ventricle
4. depolarization of the ventricle
a. 1 and 3 only
b. 2 and 4 only
c. 1, 2, and 3 only
d. 2, 3, and 4 only - ANSWER✔✔b. 2 and 4 only
Question: Which of the following is the definition of power?
, Page 3 of 142
mass x acceleration
force x distance
force x velocity
torque x time - ANSWER✔✔force x velocity
Question: Which of the following substances regulates muscle actions?
potassium
calcium
troponin
tropomyosin - ANSWER✔✔calcium
Question: Which of the following substances acts at the NMJ to excite the muscle fibers of a
motor unit?
acetylcholine
, Page 4 of 142
ATP
creatine phosphate
serotonin - ANSWER✔✔acetylcholine
Question: To compare performances of Olympic weightlifters of different body weights, the
classic formula divides the load lifted by the athlete's
body weight
body weight squared
lean body weight
body weight to the two-thirds power - ANSWER✔✔body weight to the two-thirds power
Question: During a free weight exercise, muscle force varies with which of the following?
1. perpendicular distance from the weight to the body joint
