Stuvia-692882-essentials-of-pathophysiology-4th-edition- 1
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Chapter
s
01 - CellofStructure
Test Bank - Essentials
s
s s
s
s
s
s
and
Pathophysiology
s Function
(4th Edition by Porth)
s
s
s
s s s
1. Thesnucleus ,swhichsissessentialsforsfunctionsandssurvivalsofsthescell.
A) issthessitesofsproteinssynthesis
B) containssthesgeneticscode
C) transformsscellularsenergy
D) initiatess aerobics metabolism
2. Althoughsenergysissnotsmadesinsmitochondria,stheysaresknownsassthespowersplantssofsthescellsbecausesthe
y:
A) containsRNAsforsproteinssynthesis.
B) utilizesglycolysissforsoxidativesenergy.
C) extractsenergysfromsorganicscompounds.
D) storescalciumsbondssforsmusclescontractions.
3. Althoughsthesbasicsstructuresofsthescellsplasmasmembranesissformedsbysaslipidsbilayer,smostsofsthessp
ecificsmembranesfunctionssarescarriedsoutsby:
A) bounds ands transmembranes proteins.
B) complex,s longs carbohydrates chains.
C) surfacesantigenssandshormonesreceptors.
D) asgatingssystemsofsselectivesionschannels.
4. Tos effectivelys relays signals,s cell-to-cells communications utilizess chemicals messengers systemss that:
A) displacessurfacesreceptorsproteins.
B) accumulateswithinscellsgapsjunctions.
C) bindstoscontractilesmicrofilaments.
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D) releasessecretionssinto sextracellularsfluid.
TestsBanks-sEssentialssofsPathophysiologys(4thsEditionsbysPorth)
5. Aerobicsmetabolism,salsosknownsassoxidativesmetabolism,sprovidessenergysby:
A) removingsthesphosphatesbondssfromsATP.
B) combiningshydrogensandsoxygenstosformswater.
C) activatingspyruvatesstoredsinsthescytoplasm.
D) breakingsdownsglucosestosformslacticsacid.
6. Exocytosis,sthesreversesofsendocytosis,sissimportantsin intosthesextracellularsfluid.
A) Engulfingsandsingestingsfluidsandsproteinssforstransport
B) Killing,sdegrading,sandsdissolvingsharmfulsmicroorganisms
C) Removingscellularsdebrissandsreleasingssynthesizedssubstances
D) Destructionsofsparticlessbyslysosomalsenzymessforssecretion
7. Thesprocesssresponsiblesforsgeneratingsandsconductingsmembranespotentialssis:
A) diffusionsofscurrent-carryingsions.
B) millivoltages ofs electricals potential.
C) polarizationsofschargedsparticles.
D) ionschannelsneurotransmission.
8. Epithelialstissuessaresclassifiedsaccordingstosthesshapesofsthescellssandsthesnumbersofslayers.sWhichsofsthes
followingsissascorrectlysmatchedsdescriptionsandstypesofsepithelialstissue?
A) Simplesepithelium:scellssinscontactswithsintercellularsmatrix;ssomesdosnotsextendstossurface
B) Stratifiedsepithelium:ssingleslayersofscells;sallscellssrestsonsbasementsmembrane
C) Glandularsepithelium:sarisesfromssurfacesepitheliasandsunderlyingsconnectivestissue
D) Pseudostratifiedsepithelium:smultipleslayerssofscells;sdeepestslayersrestssonsbasementsmembrane
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9. Connectivestissuescontains sfibroblastssthatsaresresponsiblesfor:
TestsBanks-sEssentialssofsPathophysiologys(4thsEditionsbysPorth)
A) providingsasfibroussframeworksforscapillaries.
B) synthesissofscollagen,selastin,sandsreticularsfibers.
C) formingstendonssandsthesfasciasthatscoverssmuscles.
D) fillingsspacessbetweenstissuesstoskeepsorganssinsplace.
10. Althoughsallsmusclestissuescellsshavessomessimilarities,ssmoothsmuscles(alsosknownsassinvoluntarysmuscle
)sdifferssby:
A) havingsdensesbodiessattachedstosactinsfilaments.
B) containingssarcomeressbetweensZslinessandsMsbands.
C) havingsrapidscontractionssandsabundantscross-striations.
D) contractingsinsresponsestosincreasedsintracellularscalcium.
11. WhichsofsthesfollowingsaspectssofsthesfunctionsofsthesnucleussissperformedsbysribosomalsRNAs(rRNA)?
A) CopyingsandscarryingsDNAsinstructionssforsproteinssynthesis
B) Carryingsaminosacidsstosthessitesofsproteinssynthesis
C) Providingsthessiteswheresproteinssynthesissoccurs
D) Regulatingsandscontrollingsproteinssynthesis
12. Breakdownsandsremovalsofsforeignssubstancessandsworn-
outscellspartssaresperformedsbyswhichsofsthesfollowingsorganelles?
A) Lysosomes
B) Golgisapparatus
C) Ribosomes
D) Endoplasmicsreticulums(ER)
13. Impairmentsinsthesfunctionsofsperoxisomesswouldsresultsin:
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A) inadequatessitessfor sproteinssynthesis.
TestsBanks-sEssentialssofsPathophysiologys(4thsEditionsbysPorth)
B) ansinabilitystostransportscellularsproductssacrosssthescellsmembrane.
C) insufficientsenergysproductionswithinsascell.
D) accumulationsofsfreesradicalssinsthescytoplasm.
14. Aftersseveralsmonthssofstryingstosconceive,sascouplesissundergoingsfertilitystesting.sSemensanalysissin
dicatessthatsthesman’ssspermshavesdecreasedsmotility,sasfindingsthatsissthoughtstosunderliesthescouple’
ssinabilitystosbecomespregnant.sWhichsofsthesfollowingscellularscomponentssmaysbesdefectiveswithinsthe
sman’sssperm?
A) Ribosomes
B) Microtubules
C) Mitochondria
D) Microfilaments
15. Whichsofsthesfollowingsstatementssisstruesofsglycolysis?
A) Glycolysissrequiressoxygen.
B) Glycolysissoccurssinscellsswithoutsmitochondria.
C) Glycolysissprovidessthesmajoritysofsthesbody’ssenergysneeds.
D) Glycolysissproducessenergy,swater,sandscarbonsdioxide.
16. Whichsofsthesfollowingsmembranestransportsmechanismssrequiressthesgreatestsamountsofsenergy?
A) Facilitateds diffusion
B) Passivestransport
C) Vesicularstransport
D) Simplesdiffusion
17. Asmalespatientswithsasdiagnosissofstypes1sdiabetessmellitussissexperiencingshyperglycemiasbecausesheslac
ksssufficientsinsulinstosincreasesthesavailabilitysofsglucosestransporterssinshisscellsmembranes.sConseq
uently,shisscellsslacksintracellularsglucosesandsitsaccumulatessinshissblood.sWhichsofsthe
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porth-test-bank.
Stuvia.coms-
sThesMarketplacestosBuysandsSellsyoursStudysMaterial
Chapter
s
01 - CellofStructure
Test Bank - Essentials
s
s s
s
s
s
s
and
Pathophysiology
s Function
(4th Edition by Porth)
s
s
s
s s s
1. Thesnucleus ,swhichsissessentialsforsfunctionsandssurvivalsofsthescell.
A) issthessitesofsproteinssynthesis
B) containssthesgeneticscode
C) transformsscellularsenergy
D) initiatess aerobics metabolism
2. Althoughsenergysissnotsmadesinsmitochondria,stheysaresknownsassthespowersplantssofsthescellsbecausesthe
y:
A) containsRNAsforsproteinssynthesis.
B) utilizesglycolysissforsoxidativesenergy.
C) extractsenergysfromsorganicscompounds.
D) storescalciumsbondssforsmusclescontractions.
3. Althoughsthesbasicsstructuresofsthescellsplasmasmembranesissformedsbysaslipidsbilayer,smostsofsthessp
ecificsmembranesfunctionssarescarriedsoutsby:
A) bounds ands transmembranes proteins.
B) complex,s longs carbohydrates chains.
C) surfacesantigenssandshormonesreceptors.
D) asgatingssystemsofsselectivesionschannels.
4. Tos effectivelys relays signals,s cell-to-cells communications utilizess chemicals messengers systemss that:
A) displacessurfacesreceptorsproteins.
B) accumulateswithinscellsgapsjunctions.
C) bindstoscontractilesmicrofilaments.
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,Stuvia-692882-essentials-of-pathophysiology-4th-edition- 2
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sThesMarketplacestosBuysandsSellsyoursStudysMaterial
D) releasessecretionssinto sextracellularsfluid.
TestsBanks-sEssentialssofsPathophysiologys(4thsEditionsbysPorth)
5. Aerobicsmetabolism,salsosknownsassoxidativesmetabolism,sprovidessenergysby:
A) removingsthesphosphatesbondssfromsATP.
B) combiningshydrogensandsoxygenstosformswater.
C) activatingspyruvatesstoredsinsthescytoplasm.
D) breakingsdownsglucosestosformslacticsacid.
6. Exocytosis,sthesreversesofsendocytosis,sissimportantsin intosthesextracellularsfluid.
A) Engulfingsandsingestingsfluidsandsproteinssforstransport
B) Killing,sdegrading,sandsdissolvingsharmfulsmicroorganisms
C) Removingscellularsdebrissandsreleasingssynthesizedssubstances
D) Destructionsofsparticlessbyslysosomalsenzymessforssecretion
7. Thesprocesssresponsiblesforsgeneratingsandsconductingsmembranespotentialssis:
A) diffusionsofscurrent-carryingsions.
B) millivoltages ofs electricals potential.
C) polarizationsofschargedsparticles.
D) ionschannelsneurotransmission.
8. Epithelialstissuessaresclassifiedsaccordingstosthesshapesofsthescellssandsthesnumbersofslayers.sWhichsofsthes
followingsissascorrectlysmatchedsdescriptionsandstypesofsepithelialstissue?
A) Simplesepithelium:scellssinscontactswithsintercellularsmatrix;ssomesdosnotsextendstossurface
B) Stratifiedsepithelium:ssingleslayersofscells;sallscellssrestsonsbasementsmembrane
C) Glandularsepithelium:sarisesfromssurfacesepitheliasandsunderlyingsconnectivestissue
D) Pseudostratifiedsepithelium:smultipleslayerssofscells;sdeepestslayersrestssonsbasementsmembrane
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Stuvia.coms-
sThesMarketplacestosBuysandsSellsyoursStudysMaterial
9. Connectivestissuescontains sfibroblastssthatsaresresponsiblesfor:
TestsBanks-sEssentialssofsPathophysiologys(4thsEditionsbysPorth)
A) providingsasfibroussframeworksforscapillaries.
B) synthesissofscollagen,selastin,sandsreticularsfibers.
C) formingstendonssandsthesfasciasthatscoverssmuscles.
D) fillingsspacessbetweenstissuesstoskeepsorganssinsplace.
10. Althoughsallsmusclestissuescellsshavessomessimilarities,ssmoothsmuscles(alsosknownsassinvoluntarysmuscle
)sdifferssby:
A) havingsdensesbodiessattachedstosactinsfilaments.
B) containingssarcomeressbetweensZslinessandsMsbands.
C) havingsrapidscontractionssandsabundantscross-striations.
D) contractingsinsresponsestosincreasedsintracellularscalcium.
11. WhichsofsthesfollowingsaspectssofsthesfunctionsofsthesnucleussissperformedsbysribosomalsRNAs(rRNA)?
A) CopyingsandscarryingsDNAsinstructionssforsproteinssynthesis
B) Carryingsaminosacidsstosthessitesofsproteinssynthesis
C) Providingsthessiteswheresproteinssynthesissoccurs
D) Regulatingsandscontrollingsproteinssynthesis
12. Breakdownsandsremovalsofsforeignssubstancessandsworn-
outscellspartssaresperformedsbyswhichsofsthesfollowingsorganelles?
A) Lysosomes
B) Golgisapparatus
C) Ribosomes
D) Endoplasmicsreticulums(ER)
13. Impairmentsinsthesfunctionsofsperoxisomesswouldsresultsin:
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A) inadequatessitessfor sproteinssynthesis.
TestsBanks-sEssentialssofsPathophysiologys(4thsEditionsbysPorth)
B) ansinabilitystostransportscellularsproductssacrosssthescellsmembrane.
C) insufficientsenergysproductionswithinsascell.
D) accumulationsofsfreesradicalssinsthescytoplasm.
14. Aftersseveralsmonthssofstryingstosconceive,sascouplesissundergoingsfertilitystesting.sSemensanalysissin
dicatessthatsthesman’ssspermshavesdecreasedsmotility,sasfindingsthatsissthoughtstosunderliesthescouple’
ssinabilitystosbecomespregnant.sWhichsofsthesfollowingscellularscomponentssmaysbesdefectiveswithinsthe
sman’sssperm?
A) Ribosomes
B) Microtubules
C) Mitochondria
D) Microfilaments
15. Whichsofsthesfollowingsstatementssisstruesofsglycolysis?
A) Glycolysissrequiressoxygen.
B) Glycolysissoccurssinscellsswithoutsmitochondria.
C) Glycolysissprovidessthesmajoritysofsthesbody’ssenergysneeds.
D) Glycolysissproducessenergy,swater,sandscarbonsdioxide.
16. Whichsofsthesfollowingsmembranestransportsmechanismssrequiressthesgreatestsamountsofsenergy?
A) Facilitateds diffusion
B) Passivestransport
C) Vesicularstransport
D) Simplesdiffusion
17. Asmalespatientswithsasdiagnosissofstypes1sdiabetessmellitussissexperiencingshyperglycemiasbecausesheslac
ksssufficientsinsulinstosincreasesthesavailabilitysofsglucosestransporterssinshisscellsmembranes.sConseq
uently,shisscellsslacksintracellularsglucosesandsitsaccumulatessinshissblood.sWhichsofsthe
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