Test Bank for Understanding Pathophysiology, Seventh Edition by Sue E. Huether and Kathryn L. McCance

TestBankUnderstandingPathophysiology7thEdition




ChapterV01:VCellularVBiology

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, TestBankUnderstandingPathophysiology7thEdition
Huether&McCance:UnderstandingPathophysiology,7thEdition



MULTIPLEVCHOICES


1.AVstudentVisVobservingVaVcellVunderVtheVmicroscope.VItVisVobserved toVhaveVsupercoiledVDN
P



A wiVthVhistones.VWhichVofVtheVfollowingVwouldValsoVbeVobservedVbyVtheVstudent?

a.AVsingleVcircularVchromosome
b.AVnucleus
c.Free-floatingVnuclearVmaterial
d.NoVorganelles


ANS:VB
TheVcellVdescribedVisVaVeukaryoticVcell,VsoVitVhasVhistonesVandVaVsupercoiledVDNAVwithin i P



ts
nuVcleus;Vthus,VtheVnucleusVshouldVbeVobserved.VAVsingleVcircularVchromosomeVcalledVaVpr
o karyVoteVcontainsVfree-floatingVnuclearVmaterialVbutVhasVnoVorganelles.


REF:Vp.V2


2.AVnurseVisVinstructingVtheVstaffVaboutVcellularVfunctions.VWhichVcellularVfunctionVisVtheVnurseV
deVscribingVwhenVanVisolatedVcellVabsorbsVoxygenVandVusesVitVtoVtransformVnutrientsVtoVener
g y?

a.MetabolicVabsorption
b.Communication
c.Secretion
d.Respiration

ANS:VD

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, TestBankUnderstandingPathophysiology7thEdition
TheVcell’sVabilityVtoVabsorbVoxygenVisVreferredVtoVasVrespirationVwhileVitsVcommunicationVabilit
y
inVvolvesVmaintenanceVofVa steadyVdynamicVstate,VmetabolicVabsorption providesVnutrition,Vand
P P



V secrVetionVallowsVforVtheVsynthesizing ofVnewVsubstances.
P




REF:Vp.V2


3.AVeukaryoticVcellVisVundergoingVDNAVreplication.VInVwhichVregionVofVtheVcellVwouldVmostV
of thVeVgeneticVinformation beVcontained?
P




a.Mitochondria
b.Ribosome
c.Nucleolus
d.NucleusVCytoplasm


ANS:VC
TheVregionVofVtheVcellVthat containsVgeneticVmaterial,VincludingVaVlargeVamountVofVribonucle
P



ica cVid,Vmost ofVtheVDNA,Vand DNA-
P P



bindingVproteins,VisVtheVnucleolus,VwhichVisVlocatedVwithintheVcell’sVnucleus.VMitochondriaV
is
V aVssociatedVwithVcellularVrespiration,VwhileVribosomesVareVinvolvedVwithVproteinVmanufact
ur ing.VCytoplasm isVaVfluidVfillingVthatVisVaVcomponentVofVtheVcell.
P




REF:Vp.V2

4.WhichVofVtheVfollowing canVremoveVproteinsVattachedVtoVtheVcell’sVbilayerVbyVdissolvingVthe
P



laVyerVitself?

a.PeripheralVmembraneVproteins
b.IntegralVmembraneVproteins
c.Glycoproteins
d.CellVadhesionVmolecules

ANS:VB
ProteinsVdirectlyVattached toVtheVmembraneVbilayerVcanVbeVremoved byVtheVactionVofVintegra
P P



l
meVmbraneVproteinsVthatVdissolveVtheVbilayer.VPeripheralVmembraneVproteinsVresideVatVtheVs
u
rfaceVwhileVcellVadhesionVmoleculesVareVonVtheVoutsideVofVtheVmembrane.VGlycoproteinVma
rk sVcellsVaVndVdoesVnotVfloat.


REF:Vp.V7