NSCA CSCS EXAM REVIEW QUESTIONS AND CORRECT VERIFIED ANSWERS

NSCA CSCS EXAM REVIEW QUESTIONS
AND CORRECT VERIFIED ANSWERS
WhichA2ofA2theA2followingA2substancesA2regulatesA2muscleA2actions?

potassium
calcium
troponin
tropomyosinA2-A2Ans--A2calcium

WhichA2ofA2theA2followingA2substancesA2actsA2atA2theA2NMJA2toA2exciteA2theA2muscleA2fibe
rsA2ofA2aA2motorA2unit?

acetylcholine
ATP
creatineA2phosphate
serotoninA2-A2Ans--A2acetylcholine

WhenA2throwingA2aA2baseball,A2anA2athlete'sA2armA2isA2rapidlyA2stretchedA2justA2beforeA2t
hrowingA2theA2ball.A2WhichA2ofA2theA2followingA2structuresA2detectsA2andA2respondsA2toA2t
hatA2stretchA2byA2reflexivelyA2increasingA2muscleA2activity?

golgiA2tendonA2organ
muscleA2spindle
extrafusalA2muscle
pacinianA2corpuscleA2-A2Ans--A2muscleA2spindle

FromA2whichA2ofA2theA2followingA2isA2theA2heart'sA2electricalA2impulseA2normallyA2initiated
?

AVA2node
SAA2node
theA2brain
theA2sympatheticA2nervousA2systemA2-A2Ans--A2SAA2node

WhichA2ofA2theA2followingA2occursA2duringA2theA2QRSA2complexA2ofA2aA2typicalA2ECG?
1.A2depolarizationA2ofA2theA2atrium
2.A2repolarizationA2ofA2theA2atrium
3.A2repolarizationA2ofA2theA2ventricle
4.A2depolarizationA2ofA2theA2ventricleA2
a.A21A2andA23A2only
b.A22A2andA24A2only
c.A21,A22,A2andA23A2only
d.A22,A23,A2andA24A2onlyA2-A2Ans--A2b.A22A2andA24A2only

,WhichA2ofA2theA2followingA2isA2theA2definitionA2ofA2power?

massA2xA2acceleration
forceA2xA2distance
forceA2xA2velocity
torqueA2xA2timeA2-A2Ans--A2forceA2xA2velocity

ToA2compareA2performancesA2ofA2OlympicA2weightliftersA2ofA2differentA2bodyA2weights,A2t
heA2classicA2formulaA2dividesA2theA2loadA2liftedA2byA2theA2athlete's

bodyA2weight
bodyA2weightA2squared
leanA2bodyA2weight
bodyA2weightA2toA2theA2two-thirdsA2powerA2-A2Ans--A2bodyA2weightA2toA2theA2two-
thirdsA2power

DuringA2aA2freeA2weightA2exercise,A2muscleA2forceA2variesA2withA2whichA2ofA2theA2followin
g?

1.A2perpendicularA2distanceA2fromA2theA2weightA2toA2theA2bodyA2joint
2.A2jointA2angle
3.A2movementA2acceleration
4.A2movementA2velocityA2squared

a.A21A2andA22A2only
b.A21A2andA24A2only
c.A21,A22,A2andA23A2only
d.A22,A23,A2andA24A2onlyA2-A2Ans--
A2a.A21A2andA22A2onlyA2(perpendicularA2distanceA2fromA2theA2weightA2toA2theA2bodyA2jointA2
ANDA2jointA2angle)

AA2verticalA2jumpA2involvesA2knee,A2hip,A2andA2shoulderA2movementA2primarilyA2inA2which
A2ofA2theA2followingA2anatomicalA2planes?


sagittal
perpendicular
frontal
transverseA2-A2Ans--A2sagittal

AnA2athleteA2isA2performingA2aA2concentricA2isokineticA2elbowA2flexionA2andA2extensionA2e
xercise.A2WhichA2ofA2theA2followingA2type(s)A2ofA2leverA2occur(s)A2atA2theA2elbowA2duringA2
thisA2exercise?

1.A21stA2class
2.A22ndA2class
3.A23rdA2class

, a.A21A2only
b.A22A2only
c.A21A2andA23A2only
d.A22A2andA23A2onlyA2-A2Ans--A2c.A21A2andA23A2only

WhichA2ofA2theA2followingA2substancesA2canA2beA2metabolizedA2anaerobically?

glycerol
glucose
aminoA2acids
freeA2fattyA2acidsA2-A2Ans--A2glucose

WhichA2ofA2theA2followingA2reactionsA2isA2theA2primaryA2causeA2ofA2metabolicA2acidosisA2(
decreaseA2inA2intramuscularA2pHA2duringA2high-intensity,A2fatiguingA2exercise)?

ATPA2=A2ADPA2+A2PiA2+A2H+
pyruvateA2+A2NADHA2=A2lactateA2+A2NAD+
ADPA2+A2creatineA2phosphateA2=A2ATPA2+A2creatine
fructose-6-phosphateA2=A2fructose-1,6-biphosphateA2-A2Ans--
A2ATPA2=A2ADPA2+A2PiA2+A2H+


WhichA2ofA2theA2followingA2energyA2systemsA2producesA2ATPA2atA2theA2quickestA2rate?

phosphagen
aerobicA2glycolysis
fatA2oxidation
fastA2glycolysisA2-A2Ans--A2phosphagen

ApproximatelyA2howA2manyA2netA2ATPA2areA2producedA2viaA2theA2oxidativeA2energyA2syst
emA2fromA2theA2metabolismA2ofA2oneA2molecule?

27
34
38
41A2-A2Ans--A238

WhichA2ofA2theA2followingA2energyA2substratesA2cannotA2beA2depletedA2duringA2extremeA2
exerciseA2intensitiesA2orA2durations?

creatineA2phosphate
glycogen
water
ATPA2-A2Ans--A2ATP