Essentials of Embryology and Oral Histology – Chiego – Test Bank for the 5th Edition

OralcHistologycandcEmbryologyc5thceditioncChiego 1


ESSENTIALS OF ORAL HISTOLOGY AND EMBRYOLOGY 5THEDITIO
c c c c c c


N CHIEGO TEST BANK A+
c c c c




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, OralcHistologycandcEmbryologyc5thceditioncChiego 2

Chapterc01:cDevelopmentcandcStructurecofcCellscandcTissuescChiego:cEssentialscofcOralcHi
stologycandcEmbryology,c5thcEdition


MULTIPLEcCHOICE

1. Mitochondriacproducecwhichcchemicalcforcintracellularcenergy?
a. ADP
b. ATP
c. RNA
d. DNA
cANS:cB




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A MitochondriacgeneratecenergycthroughcATP,cnotcADP,cproduction.
B Correct.cMitochondriacproducecenergycviacATP.
C MitochondriacgeneratecenergycthroughcATP,cnotcRNA,cproduction.
D MitochondriacgeneratecenergycthroughcATP,cnotcDNA,cproduction.c

DIF: Recallc REF:c pp.c2-3cOBJ:c1

2. Eachctissuecoriginatescfromcmesoderm,cEXCEPTcone.cWhichciscthecEXCEPTION?
a. Bone
b. Liver
c. Blood
d. Muscle
cANS:cB




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A Bonectissuecdevelopscfromcmesodermalccells.
B Correct.cLiverctissueciscproducedcbycendodermalccells.
C Bloodcdevelopscfromcmesodermalccells.
D Musclectissuecdevelopscfromcmesodermalccells.c

DIF: Recallc REF:c p.c6 OBJ:c3

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




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, OralcHistologycandcEmbryologyc5thceditioncChiego 3

d. cAMP
cANS:cD




Feedback
A cAMPcisc thec secondc messenger;c aDNAc isc not.
B cAMPc isc thec secondc messenger;c mRNAc isc not.
C cAMPciscthecsecondcmessenger;cdGMPciscnot.
Dc Correct.c cAMPc transmitsc informationc toc thec intracellularc organellesc whencacti
vatedcbycsurfacecreceptorsconcthecplasmacmembrane.

DIF: Recallc REF:c c p.c3 OBJ:c3

4. Whichccellularccomponentcfacilitatescproteincsynthesis?
a. Ribosomes
b. Lysosomes
c. Mitochondria
d. PlasmalemmacANS:cA

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A Correct.cRibosomescsynthesizecprotein.
B Lysosomescfacilitatecthecbreakdowncofcintracellularcandcextracellularcsubstances.
C Mitochondriacgeneratecenergy.
D Thecplasmalemmacprovidescacprotectivecbarriercandcregulatescthectransportcofcs
ubstancesctocandcfromctheccell.

5. Whichcorganellecproducescmicrotubules?
a. Nucleus
b. Centriole
c. Golgicapparatus
d. EndoplasmiccreticulumcANS:cB

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A Centriolescgeneratecmicrotubules;cthecnucleuscdoescnot.
B Correct.cCentriolescproducecmicrotubules.
C Centriolescgeneratecmicrotubules;cthecGolgicapparatuscdoescnot.
D Centriolescgeneratecmicrotubules;cthecendoplasmiccreticulumcdoescnot.c

DIF: Recallc REF:c p.c3 OBJ:c1

6. Whichcphasecofctheccellccyclecisccharacterizedcascthecinitialcrestingcstage?




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, OralcHistologycandcEmbryologyc5thceditioncChiego 4

a. Scphase
b. G1cphase
c. G2cphase
d. ProphasecANS:cB

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A ThecScphasecisccharacterizedcascthecstagecincwhichcDNAcsynthesiscisccomplete.
B Correct.cThecG1cphaseciscthecinitialcrestingcstage.
C ThecG2cphasecisccharacterizedcbycpost-DNAcduplication.
D Prophasecisccharacterizedcbycfourcspecificcstructuralcchanges.c

DIF: Recallc REF:c p.c4 OBJ:c1

7. Posttranslationalcmodificationsctocproteinscproducedcbycthecroughcendoplasmiccreticulumca
re
accomplishedcby .
a. mitochondria
b. Golgicapparatus
c. messengercRNA
d. smoothcendoplasmiccreticulumcANS:cB

Feedback
A ThecGolgicapparatusciscresponsiblecforcposttranslationalcalterations;cmitochondriaca
recnot.
B Correct.cThecGolgicapparatuscmakescalterationsctocproteinscproducedcbycthecr
oughcendoplasmiccreticulum.
C ThecGolgicapparatusciscresponsiblecforcposttranslationalcalterations;cmRNAciscn
ot.
D ThecGolgicapparatusciscresponsiblecforcposttranslationalcalterations;cthecsmoothce
ndoplasmiccreticulumciscnot.

DIF: Recallc REF:c c p.c2 OBJ:c1

8. The providescancidealcenvironmentcforcthecimplantationcandc growthcofcthecembryo.
a. ovary
b. uterinectube
c. myometrium
d. endometriumcANS:cDc

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