AppliedP athophysiologyA
C
onceptualA
pproacht ot he
M
echanisms
of
Disease
3rd
EditionB
raunT
est
Bank.
Chapter1 :IntroductiontoPathophysiology
1. Thenucleus ,w
hichisessentialforf unctionands urvivalofthecell.
A) ist hes iteofproteinsynthesis
B) containst hegeneticc ode
C) transformsc ellulare nergy
D) initiatesa erobicmetabolism
2. Althoughe nergyisn otm
adeinm itochondria,theya rek nownasthe
powerplantsofthecellbecausethey:
A) containRNAforp roteinsynthesis.
B) utilizeg lycolysisf oroxidativee nergy.
C) extracte nergyf romorganiccompounds.
D) storec alciumbondsf orm usclec ontractions.
3. Althought heb asicstructureo ft hecellp
lasmam embraneisformedb ya
, lipidbilayer,mosto fthespecificmembranefunctionsa recarriedo
utby:
A) bounda ndt ransmembranep roteins.
B) complex,longcarbohydratechains.
C) surfacea ntigensandh ormoner eceptors.
D) ag atings ystemofs electiveionchannels.
4. Toe ffectivelyr elaysignals,cell-to-cellc ommunicationutilizeschemical
messengersystemsthat:
A) displacesurfacereceptorproteins.
B) accumulatew ithincellgapjunctions.
C) bindt oc ontractilem icrofilaments.
D) releasesecretionsintoe xtracellularfluid.
5. Aerobicm etabolism,a lsoknownas
oxidativem etabolism,providesenergyb y:
, A) removingthephosphateb ondsf romATP.
B) combiningh ydrogenando xygentof ormw
ater.
C) activatingpyruvates toredint hecytoplasm.
D) breakingdowng lucosetof ormlactica cid.
6. Exocytosis,thereverseofendocytosis,isimportantin into
theextracellularfluid.
A) Engulfinga ndingestingfluida ndproteinsf ort ransport
B) Killing,d egrading,andd issolvingharmfulm icroorganisms
C) Removingc ellulardebrisandreleasingsynthesizedsubstances
D) Destructiono fp articlesb ylysosomale nzymesfors ecretion
7. The
processr esponsibleforg eneratinga nd
conductingm embranep otentialsis:
A) diffusion
of
current-carryingions.
B) millivoltageo felectricalp otential.
C) polarizationofc hargedp articles.
D) ionchanneln eurotransmission.
8. Epithelialtissuesa rec lassifieda ccordingtot hes hapeofthec ellsandt he
numberoflayers.Whichofthefollowingisacorrectlym atched
descriptionandtypeofepithelialtissue?
A) Simplee pithelium:c ellsinc ontactw ithintercellularm atrix;somed o
notextendtosurface
B) Stratifiede pithelium:singlelayerofcells;a llcellsr eston
basementmembrane
C) Glandulare pithelium:a risef roms urfaceepitheliaa nd
underlyingconnectivetissue
D) Pseudostratifiede pithelium:m ultiplelayers
ofcells;d
eepestlayerr estsonbasementmembrane
9. Connectiveti ssuec ontainsfi broblaststhatareresponsible