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NSCA-CSCS Exam Prep Question and answers verified to pass
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NSCA-CSCS Exam Prep Question and answers verified to pass The pelvis is located _______________ to the patella. - correct answer superior Which of the following is the smallest contractile unit of skeletal muscle? myosin epimysium sarcolemma sarcomere - correct answer sarcomere Wh...

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  • November 28, 2024
  • 27
  • 2024/2025
  • Exam (elaborations)
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NSCA-CSCS Exam Prep Question and
answers verified to pass
The pelvis is located _______________ to the patella. - correct answer
✔superior


Which of the following is the smallest contractile unit of skeletal muscle?
myosin
epimysium
sarcolemma
sarcomere - correct answer ✔sarcomere


Which of the following describes Type I muscle fibers?
rapid force development capabilities
fatigue resistant with high aerobic energy supply
inefficient and easily fatigable
high myosin ATPase activity - correct answer ✔fatigue resistant with high
aerobic energy supply


Which of the following describes the flow of blood? - correct answer ✔right
atrium, right ventricle, lungs, left atrium, left ventricle, body


On average, how many times per minute does the SA node discharge at rest?
- correct answer ✔60-80


Which of the following are the two main divisions of the skeletal system? -
correct answer ✔appendicular and axial

,Some of the highest bone mineral densities have been seen in which of the
following types of athletes? - correct answer ✔gymnasts


What joint comprises the ankle and wrist joints? - correct answer ✔biaxial


Which of the following is the order of the phases of a muscle contraction? -
correct answer ✔resting, excitation-contraction coupling, contraction,
recharge, relaxation


The chronotropic effect is caused by stimulation of the _______________
nervous system and causes the heart rate to _______________. - correct
answer ✔sympathetic; increase


Which of the following substances regulates muscle actions? - correct answer
✔Calcium


Which of the following substances acts as the neuromuscular junction to
excite the muscle fibers of a motor unit? - correct answer ✔Acetylcholine


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? - correct answer
✔Muscle Spindle


From which of the following is the heart's electrical impulse normally initiated?
- correct answer ✔SA node


Which of the following occurs during the QRS complex of a typical ECG?

, Depolarization of the Atrium
Repolarization of the Atrium
Repolarization of the Ventricle
Depolarization of the Ventricle - correct answer ✔Depolarization of the
Atrium
Repolarization of the Ventricle


The Krebs cycle occurs in which portion of the cell? - correct answer
✔mitochondria


The law of mass action states which of the following?
The rate of product formation is greatly influenced by the concentrations of the
reactants.
The concentrations of reactants or products will drive the direction of the
reactions.
A stronger action potential cannot produce a stronger contraction.
The weight or mass of an object creates a stronger action potential. - correct
answer ✔The concentrations of reactants or products will drive the direction
of the reactions.


An aerobic endurance athlete is trying to give himself a competitive edge over
his opponents. To improve his lactate threshold, what type of training should
he engage in, and in what direction would this shift his threshold? - correct
answer ✔high intensity; shifts to the right


Two athletes are competing in upcoming competitions, a weightlifting meet
and a marathon. Which energy systems will each be primarily using,
respectively? - correct answer ✔phosphagen and oxidative

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