NDEB EXAM 2019 NDEB SOLVED QUESTIONS AND
x x x x x x x
CORRECT ANSWERS x
ThexprincipalxreasonxforxaxCavoxsurfacexbevelxonxan
Inlayxpreparationxisxto
A.xRemovexunderminedxenamel.
B.xImprovexmarginalxadaptation.
C.xDecreasexmarginalxpercolation.
D.xIncreasexresistancexandxretentionxforms.x–xanswer-b.xImprovexmarginalxadaptation.
Lichenxplanusxoccursxmostxfrequentlyxonxthe
A.xBuccalxmucosa.
B.xTongue.
C.xFloorxofxthexmouth.
D.xGingiva.x–xanswer-a.xBuccalxmucosa.
ThexpulpalxfloorxofxaxClassxIIxcavityxisxcut
PerpendicularxtoxthexlongxaxisxofxthextoothxEXCEPT
Inxthe
A.xMaxillaryxfirstxpremolar.
B.xMaxillaryxsecondxpremolar.
C.xMandibularxsecondxpremolar.
D.xMandibularxfirstxpremolar.x–xanswer-d.xMandibularxfirstxpremolar.
Uponxexaminationxofxanxedentulousxpatient,xitxis
Observedxthatxthextuberositiesxcontactxthexretromolar
Padsxatxthexcorrectxocclusalxverticalxdimension.xThe
Treatmentxofxchoicexisxto
A.xReducexthexretromolarxpadsxsurgicallyxto
Providexthexnecessaryxclearance.
B.xReducexthextuberositiesxsurgicallyxtoxprovidexthe
,Necessaryxclearance.
C.xConstructxnewxdenturesxatxanxincreasedxocclusal
Verticalxdimensionxtoxgainxthexnecessary
Clearance.
D.xProceedxwithxconstructionxofxthexdenturexand
Reducexthexposteriorxextensionxofxthe
Mandibularxdenturextoxeliminatexinterferences.x–xanswer-
b.xReducexthextuberositiesxsurgicallyxtoxprovidexthe
Necessaryxclearance.
Inxthexabsencexofx"Hanksxbalancedxsaltxsolution",
Whatxisxthexmostxappropriatexmediaxtoxtransportxan
Avulsedxtooth?
A.xSaliva.
B.xMilk.
C.xSaline.
D.xTapxwater.x–xanswer-b.xMilk.
Thexsettingxofxaxzinc-phosphatexcementxcanxbestxbe
Retardedxby
A.xDecreasingxthexparticlexsize.
B.xIncreasingxthexconcentrationxofxwaterxinxthe
Liquid.
C.xIncreasingxthexratexofxadditionxofxthexpowderxto
Thexliquid.
D.xCoolingxthexglassxmixingxslab.x–xanswerxd.xCoolingxthexglassxmixingxslab.
Whatxisxthexmostxlikelyxdiagnosisxofxaxwhitexlesion
Onxthexretromolarxpadxopposingxaxnon-functional
Molar?
A.xAlveolarxridgexkeratosis.
,B.xCandidiasis.
C.xLichenxplanus.
D.xSquamousxcellxcarcinomax–xanswer-a.xAlveolarxridgexkeratosis
Whichxofxthexfollowingxisxthexmostxlikelyxcausexof
Osteoporosis,xglaucoma,xhypertensionxandxpeptic
Ulcersxinxax65xyearxoldxwithxCrohn'sxdisease?
A.xUncontrolledxdiabetes.
B.xSystemicxcorticosteroidxtherapy.
C.xChronicxrenalxfailure.
D.xProlongedxNSAIDxtherapy.
E.xMalabsorptionxsyndrome.x–xanswer-b.xSystemicxcorticosteroidxtherapy.
Axhingexaxisxfacebowxrecords
A.xBennettxangle.
B.xCentricxrelation.
C.xLateralxcondylarxinclination.
D.xHorizontalxcondylarxinclination.
E.xOpeningxandxclosingxaxisxofxthexmandible.x–xanswer-
e.xOpeningxandxclosingxaxisxofxthexmandible.
Thexmostximportantxobjectivexofxocclusalxadjustment
Ofxaxnaturalxdentitionxisxto
A.xPreventxtemporomandibularxjointxsyndrome.
B.xIncreasexthexshearingxactionxinxmastication.
C.xImprovexoralxhygienexbyxpreventingxfood
Impaction.
D.xAchievexaxmorexfavorablexdirectionxand
Distributionxofxforcesxofxocclusion.x–xanswer-d.xAchievexaxmorexfavorablexdirectionxand
Distributionxofxforcesxofxocclusion.
, WhichxconditionxhasxNOTxbeenxassociatedxwith
Candidaxalbicansxinfection?
A.xMedianxrhomboidxglossitis.
B.xAngularxcheilitis.
C.xDenturexstomatitis.
D.xAphthousxulcerations.
E.xOralxhairyxleukoplakia.x–xanswer-d.xAphthousxulcerations.
WhichxofxthexfollowingxisxessentialxforxsuccessfulxPeriodontalxtreatment?
A.xScaling.
B.xFinalxevaluationxandxmaintenancexonxaxonexyear
Recall.
C.xPeriodontalxflapxsurgery.
D.xEliminationxofxlocalxetiologicxfactors.x–xanswer-d.xEliminationxofxlocalxetiologicxfactors.
Ifxaxcompletexmandibularxdenturexcausesxaxburning
Sensationxinxthexpremolarxregion,xthisxisxduextoxthe
Denturexexertingxpressurexin/onxthe
A.xFibresxofxthexbuccinatorxmuscle.
B.xLingualxbranchxofxthexmandibularxdivisionxof
Thextrigeminalxnerve.
C.xUnderlyingxbone.
D.xMentalxbranchxofxthexinferiorxalveolarxnerve.
E.xBuccalxfrenumxarea.x–xanswer-d.xMentalxbranchxofxthexinferiorxalveolarxnerve.
Axhingexaxisxfacebowxrecords
A.xBennettxangle.
B.xCentricxrelation.
C.xLateralxcondylarxinclination.
D.xHorizontalxcondylarxinclination.
x x x x x x x
CORRECT ANSWERS x
ThexprincipalxreasonxforxaxCavoxsurfacexbevelxonxan
Inlayxpreparationxisxto
A.xRemovexunderminedxenamel.
B.xImprovexmarginalxadaptation.
C.xDecreasexmarginalxpercolation.
D.xIncreasexresistancexandxretentionxforms.x–xanswer-b.xImprovexmarginalxadaptation.
Lichenxplanusxoccursxmostxfrequentlyxonxthe
A.xBuccalxmucosa.
B.xTongue.
C.xFloorxofxthexmouth.
D.xGingiva.x–xanswer-a.xBuccalxmucosa.
ThexpulpalxfloorxofxaxClassxIIxcavityxisxcut
PerpendicularxtoxthexlongxaxisxofxthextoothxEXCEPT
Inxthe
A.xMaxillaryxfirstxpremolar.
B.xMaxillaryxsecondxpremolar.
C.xMandibularxsecondxpremolar.
D.xMandibularxfirstxpremolar.x–xanswer-d.xMandibularxfirstxpremolar.
Uponxexaminationxofxanxedentulousxpatient,xitxis
Observedxthatxthextuberositiesxcontactxthexretromolar
Padsxatxthexcorrectxocclusalxverticalxdimension.xThe
Treatmentxofxchoicexisxto
A.xReducexthexretromolarxpadsxsurgicallyxto
Providexthexnecessaryxclearance.
B.xReducexthextuberositiesxsurgicallyxtoxprovidexthe
,Necessaryxclearance.
C.xConstructxnewxdenturesxatxanxincreasedxocclusal
Verticalxdimensionxtoxgainxthexnecessary
Clearance.
D.xProceedxwithxconstructionxofxthexdenturexand
Reducexthexposteriorxextensionxofxthe
Mandibularxdenturextoxeliminatexinterferences.x–xanswer-
b.xReducexthextuberositiesxsurgicallyxtoxprovidexthe
Necessaryxclearance.
Inxthexabsencexofx"Hanksxbalancedxsaltxsolution",
Whatxisxthexmostxappropriatexmediaxtoxtransportxan
Avulsedxtooth?
A.xSaliva.
B.xMilk.
C.xSaline.
D.xTapxwater.x–xanswer-b.xMilk.
Thexsettingxofxaxzinc-phosphatexcementxcanxbestxbe
Retardedxby
A.xDecreasingxthexparticlexsize.
B.xIncreasingxthexconcentrationxofxwaterxinxthe
Liquid.
C.xIncreasingxthexratexofxadditionxofxthexpowderxto
Thexliquid.
D.xCoolingxthexglassxmixingxslab.x–xanswerxd.xCoolingxthexglassxmixingxslab.
Whatxisxthexmostxlikelyxdiagnosisxofxaxwhitexlesion
Onxthexretromolarxpadxopposingxaxnon-functional
Molar?
A.xAlveolarxridgexkeratosis.
,B.xCandidiasis.
C.xLichenxplanus.
D.xSquamousxcellxcarcinomax–xanswer-a.xAlveolarxridgexkeratosis
Whichxofxthexfollowingxisxthexmostxlikelyxcausexof
Osteoporosis,xglaucoma,xhypertensionxandxpeptic
Ulcersxinxax65xyearxoldxwithxCrohn'sxdisease?
A.xUncontrolledxdiabetes.
B.xSystemicxcorticosteroidxtherapy.
C.xChronicxrenalxfailure.
D.xProlongedxNSAIDxtherapy.
E.xMalabsorptionxsyndrome.x–xanswer-b.xSystemicxcorticosteroidxtherapy.
Axhingexaxisxfacebowxrecords
A.xBennettxangle.
B.xCentricxrelation.
C.xLateralxcondylarxinclination.
D.xHorizontalxcondylarxinclination.
E.xOpeningxandxclosingxaxisxofxthexmandible.x–xanswer-
e.xOpeningxandxclosingxaxisxofxthexmandible.
Thexmostximportantxobjectivexofxocclusalxadjustment
Ofxaxnaturalxdentitionxisxto
A.xPreventxtemporomandibularxjointxsyndrome.
B.xIncreasexthexshearingxactionxinxmastication.
C.xImprovexoralxhygienexbyxpreventingxfood
Impaction.
D.xAchievexaxmorexfavorablexdirectionxand
Distributionxofxforcesxofxocclusion.x–xanswer-d.xAchievexaxmorexfavorablexdirectionxand
Distributionxofxforcesxofxocclusion.
, WhichxconditionxhasxNOTxbeenxassociatedxwith
Candidaxalbicansxinfection?
A.xMedianxrhomboidxglossitis.
B.xAngularxcheilitis.
C.xDenturexstomatitis.
D.xAphthousxulcerations.
E.xOralxhairyxleukoplakia.x–xanswer-d.xAphthousxulcerations.
WhichxofxthexfollowingxisxessentialxforxsuccessfulxPeriodontalxtreatment?
A.xScaling.
B.xFinalxevaluationxandxmaintenancexonxaxonexyear
Recall.
C.xPeriodontalxflapxsurgery.
D.xEliminationxofxlocalxetiologicxfactors.x–xanswer-d.xEliminationxofxlocalxetiologicxfactors.
Ifxaxcompletexmandibularxdenturexcausesxaxburning
Sensationxinxthexpremolarxregion,xthisxisxduextoxthe
Denturexexertingxpressurexin/onxthe
A.xFibresxofxthexbuccinatorxmuscle.
B.xLingualxbranchxofxthexmandibularxdivisionxof
Thextrigeminalxnerve.
C.xUnderlyingxbone.
D.xMentalxbranchxofxthexinferiorxalveolarxnerve.
E.xBuccalxfrenumxarea.x–xanswer-d.xMentalxbranchxofxthexinferiorxalveolarxnerve.
Axhingexaxisxfacebowxrecords
A.xBennettxangle.
B.xCentricxrelation.
C.xLateralxcondylarxinclination.
D.xHorizontalxcondylarxinclination.
