TEST BANK FOR ESSENTIALS OF ORAL HISTOLOGY AND EMBRYOLOGY 5TH EDITION CHIEGO

EssentialsfOffOralfHistologyfAndfEmbryologyf5theditionfChiego 1


ESSENTIALS OF ORAL HISTOLOGY AND EMBRYOLOGY5
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THEDITION CHIEGO TEST BANK
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,EssentialsfOffOralfHistologyfAndfEmbryologyf5theditionfChiego 2

Chapterf01:fDevelopmentfandfStructurefoffCellsfandfTissuesfChiego:fEssentialsfoffOralfHistol
ogyfandfEmbryology,f5thfEdition


MULTIPLEfCHOICE

1. Mitochondriafproducefwhichfchemicalfforfintracellularfenergy?
a. ADP
b. ATP
c. RNA
d. DNAf
ANS:fB

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A MitochondriafgeneratefenergyfthroughfATP,fnotfADP,fproduction.fB
Correct.fMitochondriafproducefenergyfviafATP.
C MitochondriafgeneratefenergyfthroughfATP,fnotfRNA,fproduction.fD
MitochondriafgeneratefenergyfthroughfATP,fnotfDNA,fproduction.

DIF: Recallf REF:f pp.f2-3fOBJ:f1

2. Eachftissueforiginatesffromfmesoderm,fEXCEPTfone.fWhichfisfthefEXCEPTION?
a. Bone
b. Liver
c. Blood
d. Musclef
ANS:fB

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A Boneftissuefdevelopsffromfmesodermalfcells.
B Correct.fLiverftissuefisfproducedfbyfendodermalfcells.fC
Bloodfdevelopsffromfmesodermalfcells.
D

Muscleftissuefdevelopsffromfmesodermalfcells.f

DIF: Recallf REF:fffp.f6 OBJ:f3

3. Whichfchemicalfisfcalledfthefsecondfmessenger?
a. aDNA
b. mRNA
c. dGMP

,EssentialsfOffOralfHistologyfAndfEmbryologyf5theditionfChiego 3

d. cAMPf
ANS:fD

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AffffffffcAMPfisfthefsecondfmessenger;faDNAfisfnot.fBfffffff
cAMPfisfthefsecondfmessenger;fmRNAfisfnot.fCffcAMPf
isfthefsecondfmessenger;fdGMPfisfnot.
DfCorrect.fcAMPftransmitsfinformationftofthefintracellularforganellesfwhenfactivat
edfbyfsurfacefreceptorsfonfthefplasmafmembrane.

DIF:ffff Recallf REF:fffp.f3fffff OBJ:f3

4. Whichfcellularfcomponentffacilitatesfproteinfsynthesis?
a. Ribosomes
b. Lysosomes
c. Mitochondria
d. PlasmalemmafANS:fA

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A Correct.fRibosomesfsynthesizefprotein.
B Lysosomesffacilitatefthefbreakdownfoffintracellularfandfextracellularfsubstances.fC
Mitochondriafgeneratefenergy.
D
Thefplasmalemmafprovidesfafprotectivefbarrierfandfregulatesftheftransportfoffsu
bstancesftofandffromfthefcell.

5. Whichforganellefproducesfmicrotubules?
a. Nucleus
b. Centriole
c. Golgifapparatus
d. EndoplasmicfreticulumfANS:fB

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A Centriolesfgeneratefmicrotubules;fthefnucleusfdoesfnot.fB
Correct.fCentriolesfproducefmicrotubules.
C Centriolesfgeneratefmicrotubules;fthefGolgifapparatusfdoesfnot.
D Centriolesfgeneratefmicrotubules;fthefendoplasmicfreticulumfdoesfnot.fD

IF: Recallf REF:fffp.f3 OBJ:f1

6. Whichfphasefoffthefcellfcyclefisfcharacterizedfasfthefinitialfrestingfstage?

, EssentialsfOffOralfHistologyfAndfEmbryologyf5theditionfChiego 4

a. Sfphase
b. G1fphase
c. G2fphase
d. ProphasefANS:fB

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A ThefSfphasefisfcharacterizedfasfthefstagefinfwhichfDNAfsynthesisfisfcomplete.fB
Correct.fThefG1fphasefisfthefinitialfrestingfstage.
C ThefG2fphasefisfcharacterizedfbyfpost-DNAfduplication.
D Prophasefisfcharacterizedfbyffourfspecificfstructuralfchanges.fD

IF: Recallf REF:fffp.f4 OBJ:f1

7. Posttranslationalfmodificationsftofproteinsfproducedfbyfthefroughfendoplasmicfreticulumfar
e
accomplishedfby .
a. mitochondria
b. Golgifapparatus
c. messengerfRNA
d. smoothfendoplasmicfreticulumfANS:fB

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A ThefGolgifapparatusfisfresponsiblefforfposttranslationalfalterations;fmitochondriafar
efnot.
B Correct.fThefGolgifapparatusfmakesfalterationsftofproteinsfproducedfbyfthefro
ughfendoplasmicfreticulum.
C ThefGolgifapparatusfisfresponsiblefforfposttranslationalfalterations;fmRNAfisfno
t.
D ThefGolgifapparatusfisfresponsiblefforfposttranslationalfalterations;fthefsmoothfen
doplasmicfreticulumfisfnot.

DIF: Recallf REF:fffp.f2 OBJ:f1

8. The providesfanfidealfenvironmentfforfthefimplantationfandf growthfoffthefembryo.
a. ovary
b. uterineftube
c. myometrium
d. endometriumfANS:fDf

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