ESSENTIALS OF ORALOHISTOLOGY AND EMBRYOLOGY 5THEDITI ON CHIEGO TEST BANK

OralOHistologyOandOEmbryologyO5thOeditionOChieg 1
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ESSENTIALS OF ORAL HISTOLOGY AND EMBRYOLOGY 5THEDITI
O O O O O O


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ChapterO01:ODevelopmentOandOStructureOofOCellsOandOTissuesOChiego:OEssentialsOofOOra
lOHistologyOandOEmbryology,O5thOEdition


MULTIPLEOCHOICE

1. MitochondriaOproduceOwhichOchemicalOforOintracellularOenergy?
a. ADP
b. ATP
c. RNA
d. DNA
OANS:OB




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A MitochondriaOgenerateOenergyOthroughOATP,OnotOADP,Oproduction.
B Correct.OMitochondriaOproduceOenergyOviaOATP.
C MitochondriaOgenerateOenergyOthroughOATP,OnotORNA,Oproduction.
D MitochondriaOgenerateOenergyOthroughOATP,OnotODNA,Oproduction

.ODIF: RecallO REF:O pp.O2-3OOBJ:O1

2. EachOtissueOoriginatesOfromOmesoderm,OEXCEPTOone.OWhichOisOtheOEXCEPTION?
a. Bone
b. Liver
c. Blood
d. Muscle
OANS:OB




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A BoneOtissueOdevelopsOfromOmesodermalOcells.
B Correct.OLiverOtissueOisOproducedObyOendodermalOcells.
C BloodOdevelopsOfromOmesodermalOcells.
D MuscleOtissueOdevelopsOfromOmesodermalOcells

.ODIF: RecallO REF:O p.O6 OBJ:O3

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




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d. cAMP
OANS:OD




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A cAMPOisOtheOsecondOmessenger;O aDNAOisO not.
B cAMPOisO theOsecondOmessenger;O mRNAOisO not.
C cAMPOisOtheOsecondOmessenger;OdGMPOisOnot.
DO Correct.O cAMPO transmitsO informationO toO theO intracellularO organellesO whenOa
ctivatedObyOsurfaceOreceptorsOonOtheOplasmaOmembrane.

DIF: RecallO REF:O O p.O3 OBJ:O3

4. WhichOcellularOcomponentOfacilitatesOproteinOsynthesis?
a. Ribosomes
b. Lysosomes
c. Mitochondria
d. PlasmalemmaOANS:OA

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A Correct.ORibosomesOsynthesizeOprotein.
B LysosomesOfacilitateOtheObreakdownOofOintracellularOandOextracellularOsubstances.
C MitochondriaOgenerateOenergy.
D TheOplasmalemmaOprovidesOaOprotectiveObarrierOandOregulatesOtheOtransportOo
fOsubstancesOtoOandOfromOtheOcell.

5. WhichOorganelleOproducesOmicrotubules?
a. Nucleus
b. Centriole
c. GolgiOapparatus
d. EndoplasmicOreticulumOANS:OB

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A CentriolesOgenerateOmicrotubules;OtheOnucleusOdoesOnot.
B Correct.OCentriolesOproduceOmicrotubules.
C CentriolesOgenerateOmicrotubules;OtheOGolgiOapparatusOdoesOnot.
D CentriolesOgenerateOmicrotubules;OtheOendoplasmicOreticulumOdoesOnot

.ODIF: RecallO REF:O p.O3 OBJ:O1

6. WhichOphaseOofOtheOcellOcycleOisOcharacterizedOasOtheOinitialOrestingOstage?




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a. SOphase
b. G1Ophase
c. G2Ophase
d. ProphaseOANS:OB

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A TheOSOphaseOisOcharacterizedOasOtheOstageOinOwhichODNAOsynthesisOisOcomplete.
B Correct.OTheOG1OphaseOisOtheOinitialOrestingOstage.
C TheOG2OphaseOisOcharacterizedObyOpost-DNAOduplication.
D ProphaseOisOcharacterizedObyOfourOspecificOstructuralOchanges

.ODIF: RecallO REF:O p.O4 OBJ:O1

7. PosttranslationalOmodificationsOtoOproteinsOproducedObyOtheOroughOendoplasmicOreticulu
mOare
accomplishedOby .
a. mitochondria
b. GolgiOapparatus
c. messengerORNA
d. smoothOendoplasmicOreticulumOANS:OB

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A TheOGolgiOapparatusOisOresponsibleOforOposttranslationalOalterations;Omitochondri
aOareOnot.
B Correct.OTheOGolgiOapparatusOmakesOalterationsOtoOproteinsOproducedObyOth
eOroughOendoplasmicOreticulum.
C TheOGolgiOapparatusOisOresponsibleOforOposttranslationalOalterations;OmRNAOi
sOnot.
D TheOGolgiOapparatusOisOresponsibleOforOposttranslationalOalterations;OtheOsmoot
hOendoplasmicOreticulumOisOnot.

DIF: RecallO REF:O O p.O2 OBJ:O1

8. The providesOanOidealOenvironmentOforOtheOimplantationOandOgrowthOofOtheOembryo.
a. ovary
b. uterineOtube
c. myometrium
d. endometriumOANS:O

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