c c c c c
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Chapterc1:cCellcAdaptation,cInjurycandcDeath
Ischemiacandcotherctoxiccinjuriescincreasecthecaccumulationcofcintracellularccalciumcascacresult
c
1. of:
A) releasecofcstoredccalciumcfromcthecmitochondria.
B) improvedcintracellularcvolumecregulation.
C) decreasedcinfluxcacrossctheccellcmembrane.
D) attractioncofccalciumctocfattycinfiltrates.
Thecpatientciscfoundctochaveclivercdisease,cresultingcincthecremovalcofcaclobecofchiscliver.
2. Adaptationctocthecreducedcsizecofctheclivercleadsctoc_ ofcthecremainingcliverccells.
A) metaplasia
B) organcatrophy
C) compensatorychyperplasia
D) physiologicchypertrophy
Acpersonceatingcpeanutscstartscchokingcandccollapses.cHiscairwaycobstructionciscpartiallyccl
eared,cbutchecremainschypoxiccuntilchecreachescthechospital.cThecprolongedccellchypoxia
3. causedcaccerebralcinfarctioncandcresulting _cincthecbrain.
A) caspasecactivation
B) coagulationcnecrosis
C) rapidcphagocytosis
D) proteincp53cdeficiency
Bacteriacandcvirusesccauseccellcdamagecby ,cwhichciscuniquecfromcthecintracellular
4. damageccausedcbycothercinjuriouscagents.
A) disruptingcthecsodium/potassiumcATPasecpump
B) interruptingcoxidativecmetabolismcprocesses
C) replicatingcandcproducingccontinuedcinjury
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DICINE 7TH EDITION ( WITH ANSWERKEY)
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D) decreasingcproteincsynthesiscandcfunction
Thecpatientchascacprolongedcinterruptioncincarterialcbloodcflowctochiscleftckidney,ccausing
5. hypoxicccellcinjurycandcthecreleasecofcfreecradicals.cFreecradicalscdamageccellscby:
A) destroyingcphospholipidscinctheccellcmembrane.
B) alteringcthecimmunecresponsecofctheccell.
C) disruptingccalciumcstoragecinctheccell.
D) inactivationcofcenzymescandcmitochondria.
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6. Injuredccellschavecimpairedcflowcofcsubstancescthroughctheccellcmembranecascacresultcof:
A) increasedcfatcload.
B) alteredcpermeability.
C) alteredcglucosecutilization.
D) increasedcsurfacecreceptors.
7. Reversiblecadaptivecintracellularcresponsescarecinitiatedcby:
A) stimuluscoverload.
B) geneticcmutations.
C) chemicalcmessengers.
D) mitochondrialcDNA.
8. Injuredccellscbecomecverycswollencascacresultcof:
A) increasedccellcproteincsynthesis.
B) alteredccellcvolumecregulation.
C) passivecentrycofcpotassiumcintoctheccell.
D) blebcformationcincthecplasmacmembrane.
Acdiabeticcpatientchascimpairedcsensation,ccirculation,candcoxygenationcofchiscfeet.cHecstepsconcac
piececofcglass,cthecwoundcdoescnotcheal,candcthecareactissuecbecomescnecrotic.cThecnecrotic
9. cellcdeathcisccharacterizedcby:
A) rapidcapoptosis.
B) cellularcrupture.
C) shrinkagecandccollapse.
D) chroniccinflammation.
Ac99-year-oldcwomanchascexperiencedcthecdeclinecofccellcfunctioncassociatedcwithcage.cA
10. groupcofctheoriescofccellularcagingcfocusconcprogrammed:
A) changescwithcgeneticcinfluences.
B) eliminationcofccellcreceptorcsites.
C) insufficientctelomerasecenzyme.
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D) DNAcmutationcorcfaultycrepair.
Anc89-year-
oldcfemalecpatientchascexperiencedcsignificantcdecreasescinchercmobilitycandcstaminacduringcac
3-
weekchospitalcstaycforcthectreatmentcofcacfemoralcheadcfracture.cWhichcofcthecfollowingcpheno
menacmostclikelycaccountscforcthecpatientscdecreasecincmusclecfunction
11. thatcunderlieschercreducedcmobility?
A) Impairedcmuscleccellcmetabolismcresultingcfromcmetaplasia
B) Dysplasiacascacconsequencecofcinflammationcduringcbonecremodeling
C) Disusecatrophycofcmuscleccellscduringcacprolongedcperiodcofcimmobility