, MedJCJFile:
RobbinsJBasicJPathologyJ10thJEditionJKymarJAbbasJTestJBankJQUESTION
SJ&JANSWERS
ChapterJ1.JTheJCellJasJaJUnitJofJHealthJandJDisease
1 TheJnucleus
,JwhichJisJessentialJforJfunctionJandJs
urvivalJofJtheJcell.
A) isJtheJsiteJofJproteinJsynthesis
B) containsJtheJgeneticJcode
C) transformsJcellularJenergy
D) initiatesJaerobicJmetabolism
2 AlthoughJenergyJisJnotJmadeJinJmitochondria,JtheyJareJknownJa
sJtheJpowerJplantsJofJtheJcellJbecauseJthey:
A) containJRNAJforJproteinJsynthesis.
B) utilizeJglycolysisJforJoxidativeJenergy.
C) extractJenergyJfromJorganicJcompounds.
D) storeJcalciumJbondsJforJmuscleJcontractions.
3 AlthoughJtheJbasicJstructureJofJtheJcellJplasmaJmembraneJisJfor
medJbyJaJlipidJbilayer,JmostJofJtheJspecificJmembraneJfunctions
JareJcarriedJoutJby:
A) boundJandJtransmembraneJproteins.
B) complex,JlongJcarbohydrateJchains.
C) surfaceJantigensJandJhormoneJreceptors.
D) aJgatingJsystemJofJselectiveJionJchannels.
4 ToJeffectivelyJrelayJsignals,Jcell-to-
cellJcommunicationJutilizesJchemicalJmessengerJsystemsJtha
t:
A) displaceJsurfaceJreceptorJproteins.
B) accumulateJwithinJcellJgapJjunctions.
C) bindJtoJcontractileJmicrofilaments.
D) releaseJsecretionsJintoJextracellularJfluid.
,MedJCJFile:
5 AerobicJmetabolism,JalsoJknownJasJoxidativeJmetabolism,Jpr
ovidesJenergyJby:
A) removingJtheJphosphateJbondsJfromJATP.
B) combiningJhydrogenJandJoxygenJtoJformJwater.
C) activatingJpyruvateJstoredJinJtheJcytoplasm.
D) breakingJdownJglucoseJtoJformJlacticJacid.
6 Exocytosis,JtheJreverseJofJendocytosis,JisJimportantJin
intoJtheJextracellularJfluid.
A) EngulfingJandJingestingJfluidJandJproteinsJforJtrans
port
B) Killing,Jdegrading,JandJdissolvingJharmfulJmicroor
ganisms
C) RemovingJcellularJdebrisJandJreleasingJsynthesize
dJsubstances
D) DestructionJofJparticlesJbyJlysosomalJenzymesJf
orJsecretion
7 TheJprocessJresponsibleJforJgeneratingJandJconductingJmem
braneJpotentialsJis:
A) diffusionJofJcurrent-carryingJions.
B) millivoltageJofJelectricalJpotential.
C) polarizationJofJchargedJparticles.
D) ionJchannelJneurotransmission.
8 EpithelialJtissuesJareJclassifiedJaccordingJtoJtheJshapeJofJtheJcell
sJandJtheJnumberJofJlayers.JWhichJofJtheJfollowingJisJaJcorrectl
yJmatchedJdescriptionJandJtypeJofJepithelialJtissue?
A) SimpleJepithelium:JcellsJinJcontactJwithJinterce
llularJmatrix;JsomeJdoJnotJextendJtoJsurface
, MedJCJFile:
B) StratifiedJepithelium:JsingleJlayerJofJcells;JallJc
ellsJrestJonJbasementJmembrane
C) GlandularJepithelium:JariseJfromJsurfaceJepith
eliaJandJunderlyingJconnectiveJtissue
D) PseudostratifiedJepithelium:JmultipleJlayersJofJ
cells;JdeepestJlayerJrestsJonJbasementJmembran
e
9 ConnectiveJtissueJcontainsJfibroblastsJthatJareJresponsibleJfor:
A) providingJaJfibrousJframeworkJforJcapillaries.
B) synthesisJofJcollagen,Jelastin,JandJreticularJfiber
s.
C) formingJtendonsJandJtheJfasciaJthatJcoversJmuscles
.
D) fillingJspacesJbetweenJtissuesJtoJkeepJorgansJinJpla
ce.
10 AlthoughJallJmuscleJtissueJcellsJhaveJsomeJsimilarities,Jsmo
othJmuscleJ(alsoJknownJasJinvoluntaryJmuscle)JdiffersJby:
A) havingJdenseJbodiesJattachedJtoJactinJfilaments.
B) containingJsarcomeresJbetweenJZJlinesJandJMJband
s.
C) havingJrapidJcontractionsJandJabundantJcross-
Jstriations.
D) contractingJinJresponseJtoJincreasedJintracellula
rJcalcium.
11 WhichJofJtheJfollowingJaspectsJofJtheJfunctionJofJtheJnucleusJisJ
performedJbyJribosomalJRNAJ(rRNA)?
A) CopyingJandJcarryingJDNAJinstructionsJforJ
proteinJsynthesis