TINA JONES TRANSCRIPT Musculoskeletal Completed Shadow Health Graded A+

TestgBank
togaccompany
Life:gThegSciencegofgBiology,gTenthgEdition
Sadavag•gHillisg•gHellerg•gBerenbaum

Chapterg48:gMusculoskeletalgSystems


TESTgFILEgQUESTIONS
(BygPaulgNolan)

MultiplegChoice

1.gAgfroggcangjumpg_______gtimesgitsgbodyglength,gaghumangcangjumpg_______gtimesghi
sgorghergbodyglength,gandgagfleagcangjumpg_______gtimesgitsgbodyglength.
a.g20;g5;g200
b.g6.5;g7.4;g1.2
c.g5;g20;g200
d.g200;g5;g20
e.g7.4;g6.5;g1.2
Answer:ga
TextbookgReference:g48.0gChaptergIntroduction
Bloom’sgCategory:g1.gRemembering

2.gWhichgofgthegfollowinggbestgexplainsgthegabilitygofgagfroggtogjumpg20gtimesgitsgbodygle
ngth,gwhilegweghumansgcangjumpgonlyg5gtimesgourgbodyglength?
a.gTheygusegmoregpowerfulgmuscles.
b.gTheygcompressgangelasticgmaterialgingtheirglegs.
c.gTheyghavegbettergleverage,gbecausegtheirglegsgareglongergrelativegtogtheirgbodygmass.
d.gTheyghavegaglowergcentergofggravity.
e.gTheyghavegagmoregaerodynamicgshape,gallowinggbettergmovementgthroughgthegair.
Answer:gc
TextbookgReference:g48.0gChaptergIntroduction
Bloom’sgCategory:g5.gEvaluating

3.gAgfleagcangjumpgupgtog200gtimesgitsgbodyglengthgbecause
a.gitghasgverygpowerfulgmuscles.
b.gitgcompressesgandgthengreleasesgangelasticgmaterialgingitsglegs.
c.gitgcompressesgwater,gwhichgjetsgoutgofgsmallgholesgingitsgcarapace.
d.gitsgmusclesgaregassistedgbygvestigialgwings.
e.gitgtakesgadvantagegofgthegshapegofgitsgcarapacegandgglides.
Answer:gb
TextbookgReference:g48.0gChaptergIntroduction
Bloom’sgCategory:g3.gApplying




©g2014gSinauergAssociates,gInc.

,4.gUnlikeghumans,gkangaroosgcangincreasegtheirgspeedgofgmovementgwithoutgangincreaseg
ingtheirgmetabolicgrategbecause
a.gtheirgdietgisgmoregenergy-richgthangoursgis.
b.gtheyghavegmoregmitochondriagpergcellgthangwegdo.
c.gthegrecoilgingtheirgelasticgtendonsghelpsgpowergeachgjump.
d.gtheygconvertgstarchgdirectlygtogATPgwithoutgfirstghydrolyzinggitgtogglucose.
e.gtheygalternategwhichgfootgtheygusegeachgtimegtheygjump.
Answer:gc
TextbookgReference:g48.0gChaptergIntroduction
Bloom’sgCategory:g4.gAnalyzing

5.gThegstriatedgappearancegofgskeletalgmusclegisgduegtogthe
a.gdarkgcolorgofgmyosin.
b.gmultiplegnucleigpergfiber.
c.gregulargarrangementgofgfilamentsgrelativegtogeachgother.
d.gdensegarraygofgmicrotubules.
e.gdensegpackinggofgATPgmolecules.
Answer:gc
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

6.gAngindividualgsarcomeregunitgconsistsgprimarilygof
a.gagstackgofgactingfibers.
b.gagstackgofgmyosingunits.
c.goverlappinggactingandgmembrane.
d.goverlappinggmyosingandgmembrane.
e.goverlappinggactingandgmyosin.
Answer:ge
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

7.gSmoothgmusclegdiffersgfromgbothgcardiacgandgskeletalgmusclegingthat
a.gitgcangactgasgagpacemakergforgrhythmicgcontractions.
b.gitsgcontractionsgaregnotgduegtoginteractionsgbetweengneighboringgmicrofilaments.
c.gitsgneighboringgcellsgaregelectricallygconnectedgbyggapgjunctions.
d.gitsgneighboringgcellsgaregtightlygcoupledgbygintercalatedgdiscs.
e.gitsgcellgmembranesgaregdepolarizedgbygstretching.
Answer:ge
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g4.gAnalyzing

8.–
13.gMatchgthegcorrectgtermgfromgtheglistgbelowgwithgeachgdescriptiongthatgfollows.gEachgt
ermgmaygbegusedgmoregthangonce.
a.gSmooth
b.gCardiac



©g2014gSinauergAssociates,gInc.

,c.gSkeletal
d.gBothgagandgb
e.gAllgofgthegabove

8.gWhichgmusclegtypegisgmultinucleated?
Answer:gc
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

9.gWhichgmusclegtypegusesgcalciumgtogtriggergactin–myosinginteractionsgforgmovement?
Answer:ge
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

10.gWhichgmusclegtypeghasgagpacemakinggfunction?
Answer:gb
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

11.gWhichgmusclegtypeghasggapgjunctions?
Answer:gd
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

12.gWhichgmusclegtypeghasgthegleastgregulargarrangementsgofgactingandgmyosin?
Answer:ga
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g2.gUnderstanding

13.gWhichgmusclegtypegcontainsgintercalatedgdisks?
Answer:gb
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

14.gMyoblasts
a.gcommunicategagmusclegfiber’sgneedgforgmoregO2.
b.gliegingagringgaroundgthegmusclegfibers,gabsorbinggtheirgmetabolicgwaste.
c.garegembryonicgprecursorsgofgmusclegfibers.
d.gmovegthroughgthegfibers,gprovidinggATPgwheregitgisgmostgneeded.
e.garegphagocytic,gwatchinggforgandgthengattackinggpathogensgingthegmusclegfiber.
Answer:gc
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g2.gUnderstanding

15.gWhichgofgthegfollowinggeventsgdoesgnotgoccurgduringgskeletalgandgcardiacgmusclegco
ntraction?



©g2014gSinauergAssociates,gInc.

, a.gThegdistancegbetweengZglinesgincreases.
b.gThegsarcomeresgshorten.
c.gThegHgzonegisgreduced.
d.gThegIgbandgisgreduced.
e.gThegareagofgactingandgmyosingoverlapgincreases.
Answer:ga
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

16.gWhichgofgthegfollowinggstatementsgaboutgthegstructuregofgskeletalgmusclegisgtrue?
a.gTheglightgbandsgofgthegsarcomeregaregthegregionsgwheregactingandgmyosingfilamentsgov
erlap.
b.gWhengagmusclegcontracts,gthegAgbandsgofgthegsarcomereglengthen.
c.gThegmyosingfilamentsgareganchoredgingthegZglines.
d.gWhengagmusclegcontracts,gthegHgzonegofgthegsarcomeregshortens.
e.gThegsarcoplasmgofgthegmusclegcellgisgcontainedgwithingthegsarcoplasmicgreticulum.
Answer:gd
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g2.gUnderstanding

17.gWhichgofgthegfollowinggstatementsgaboutgthegmoleculargarrangementgofgactingandgmy
osingingmyofibrilsgisgfalse?
a.gAgthingfilamentgconsistsgofgactingandgtropomyosin.
b.gTwogchainsgofgactingmonomersgaregtwistedgintogaghelix.
c.gTwogstrandsgofgtropomyosingliegingtheggroovesgofgthegactin.
d.gTroponingformsgthegheadgofgthegmyosingmolecule.
e.gThegmyosingheadsghavegATPasegactivitygandginteractgwithgthegactin.
Answer:gd
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g1.gRemembering

18.gHowgdogmusclegfibersgshortengduringgcontraction?
a.gIndividualgproteingfilamentsgcontract.
b.gMoregcross-bridgesgaregformedgbetweengfilaments.
c.gArraysgofgfilamentsgoverlapgandgslidegpastgarraysgofganothergtype.
d.gProteingfilamentsgcoilgmoregtightly.
e.gSubunitsgofgproteingpolymersgdetachgthemselvesgfromgtheglargergunits.
Answer:gc
TextbookgReference:g48.1gHowgDogMusclesgContract?
Bloom’sgCategory:g2.gUnderstanding

19.gWhichgofgthegfollowinggstatementsgaboutgtheginteractiongbetweengactingandgmyosing
moleculesgisgtrue?
a.gGlobulargmyosingheadsgbindgtogactingfilaments.
b.gGlobulargactingheadsgbindgtogmyosingfilaments.
c.gTheygaregconnectedgbygothergproteins.



©g2014gSinauergAssociates,gInc.