A Conceptual Approach to The Mechanisms of Diseas
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Chapterg1gIntroductiongtogPathophysiology
1. Thegnucleus ,gwhichgisgessentialgforgfunctiongandgsurvivalgofgthegcell.
A) isgthegsitegofgproteingsynthesis
B) containsgtheggeneticgcode
C) transformsgcellulargenergy
D) initiatesgaerobicgmetabolism
2. Althoughgenergygisgnotgmadegingmitochondria,gtheygaregknowngasgthegpowe
rgplantsgofgthegcellgbecausegthey:
A) containgRNAgforgproteingsynthesis.
B) utilizegglycolysisgforgoxidativegenergy.
C) extractgenergygfromgorganicgcompounds.
D) storegcalciumgbondsgforgmusclegcontractions.
3. Althoughgthegbasicgstructuregofgthegcellgplasmagmembranegisgformedgbygaglipi
dgbilayer,gmostgofgthegspecificgmembranegfunctionsgaregcarriedgoutgby:
A) boundgandgtransmembranegproteins.
B) complex,glonggcarbohydrategchains.
C) surfacegantigensgandghormonegreceptors.
D) aggatinggsystemgofgselectivegiongchannels.
4. Togeffectivelygrelaygsignals,gcell-to-
cellgcommunicationgutilizesgchemicalgmessengergsystemsgthat:
A) displacegsurfacegreceptorgproteins.
B) accumulategwithingcellggapgjunctions.
,Applied Pathophysiologyg gggg
A Conceptual Approach to The Mechanisms of Diseas
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C) bindgtogcontractilegmicrofilaments.
D) releasegsecretionsgintogextracellulargfluid.
5. Aerobicgmetabolism,galsogknowngasgoxidativegmetabolism,gprovidesgenergygby:
,Applied Pathophysiology g gggg
A Conceptual Approach to The Mechanisms of Diseas
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A) removinggthegphosphategbondsgfromgATP.
B) combiningghydrogengandgoxygengtogformgwater.
C) activatinggpyruvategstoredgingthegcytoplasm.
D) breakinggdowngglucosegtogformglacticgacid.
6. Exocytosis,gthegreversegofgendocytosis,gisgimportantgin
intogthegextracellulargfluid.
A) Engulfinggandgingestinggfluidgandgproteinsgforgtransport
B) Killing,gdegrading,gandgdissolvinggharmfulgmicroorganisms
C) Removinggcellulargdebrisgandgreleasinggsynthesizedgsubstances
D) Destructiongofgparticlesgbyglysosomalgenzymesgforgsecretion
7. Thegprocessgresponsiblegforggeneratinggandgconductinggmembranegpotentialsgis:
A) diffusiongofgcurrent-carryinggions.
B) millivoltagegofgelectricalgpotential.
C) polarizationgofgchargedgparticles.
D) iongchannelgneurotransmission.
8. Epithelialgtissuesgaregclassifiedgaccordinggtogthegshapegofgthegcellsgandgthegn
umbergofglayers.gWhichgofgthegfollowinggisgagcorrectlygmatchedgdescriptiong
andgtypegofgepithelialgtissue?
A) Simplegepithelium:gcellsgingcontactgwithgintercellulargmatrix;gsomegdogno
tgextendgtogsurface
B) Stratifiedgepithelium:gsingleglayergofgcells;gallgcellsgrestgongbasemen
tgmembrane
C) Glandulargepithelium:garisegfromgsurfacegepitheliagandgunderlyin
ggconnectivegtissue
D) Pseudostratifiedgepithelium:gmultipleglayersgofgcells;gdeepestglayergrestsgo
ngbasementgmembrane
9. Connectivegtissuegcontainsgfibroblastsgthatgaregresponsiblegfor:
, Applied Pathophysiology
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A Conceptual Approach to The Mechanisms of Diseas
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A) providinggagfibrousgframeworkgforgcapillaries.
B) synthesisgofgcollagen,gelastin,gandgreticulargfibers.