ABGD STUDY GUIDE QUESTIONS AND
CORRECT VERIFIED ANSWERS
TheA2protocolA2forA2dentalA2traumaA2involvesA2allA2ofA2theA2following,A2except
a.A2Ideally,A2theA2toothA2shouldA2beA2repositionedA2toA2itsA2originalA2position.
b.A2EPTA2andA2thermalA2testingA2areA2unreliableA2followingA2traumaA2sinceA2physicalA2tra
umaA2canA2severeA2orA2damageA2nerveA2supplyA2withoutA2alteringA2pulpalA2bloodA2supply
/vitality.
c.A2IfA2theA2rootA2isA2completelyA2formedA2onA2aA2toothA2thatA2hasA2beenA2intruded,A2aA2pul
pectomyA2shouldA2beA2performedA2withinA21-3A2weeksA2afterA2theA2injury.
d.A2TheA2toothA2shouldA2beA2splintedA2forA22A2toA24A2monthsA2ifA2itA2sustainsA2aA2rootA2fract
ureA2-A2Ans--
d.A2TheA2toothA2shouldA2beA2splintedA2forA22A2toA24A2monthsA2ifA2itA2sustainsA2aA2rootA2fract
ure
WhenA2evaluatingA2horizontalA2rootA2fractures,A2oneA2shouldA2considerA2allA2asA2beingA2tr
ue,A2except:
A.A2ChancesA2ofA2coronalA2rootA2fracturesA2healingA2areA2similarA2toA2mid-
rootA2orA2apicalA2fracturesA2ifA2theA2fractureA2isA2belowA2theA2heightA2ofA2crestalA2boneA2an
dA2properlyA2splinted
B.A2IfA2theA2fractureA2isA2atA2orA2coronalA2toA2theA2crestA2ofA2theA2alveolarA2bone,A2theA2pro
gnosisA2isA2stillA2favorable
C.A2PulpalA2necrosisA2occursA2inA225%A2ofA2rootA2fractures
D.A2InA2theA2vastA2majorityA2ofA2cases,A2necrosisA2occursA2inA2theA2coronalA2segmentA2onl
yA2withA2theA2apicalA2segmentA2remainingA2vitalA2-A2Ans--
B.A2IfA2theA2fractureA2isA2atA2orA2coronalA2toA2theA2crestA2ofA2theA2alveolarA2bone,A2theA2pro
gnosisA2isA2stillA2favorable
HowA2longA2shouldA2horizontalA2rootA2fracturesA2beA2splintedA2ifA2theA2coronalA2sectionA2w
asA2displacedA2andA2repositioned?
A.A2notA2indicated
B.A27A2toA210A2days
C.A24A2toA26A2weeks
D.A23A2monthsA2-A2Ans--C.A24A2toA26A2weeks
WhichA2ofA2theA2followingA2techniquesA2isA2theA2bestA2wayA2toA2detectA2aA2verticalA2rootA2f
ractures?
A.A2PeriapicalA2Film
B.A2Panograph
C.A2CATA2Scan
,D.A2OcclusalA2FilmA2-A2Ans--C.A2CATA2Scan
PatientA2presentsA2forA2emergencyA2dentalA2examA2afterA2fallingA2offA2hisA2bikeA2andA2fac
eA2plantedA2intoA2sidewalk.A2UponA2examination,A2youA2suspectA2thatA2heA2mayA2haveA2a
A2rootA2fractureA2ofA2#8.A2HowA2manyA2angledA2PAA2radiographsA2wouldA2youA2take,A2atA2
aA2minimum?
A.A2TwoA2angledA2filmsA2atA245A2andA290A2degreesA2toA2theA2possibleA2fractureA2line
B.A2OnlyA2oneA2filmA2fromA2theA2distalA2orA2mesialA2atA245A2degreeA2toA2upholdA2ALARA,
C.A2ThreeA2angledA2filmsA2atA245,A290A2andA2110A2degreesA2toA2ensureA2atA2leastA2oneA2p
assesA2throughA2theA2possibleA2fractureA2line
D.A2TwoA2angleA2filmsA2atA2anyA2angleA2asA2longA2asA2itA2isA2parallelA2toA2theA2longA2axisA2
ofA2theA2rootA2andA2willA2revealA2theA2fractureA2line.A2-A2Ans--
C.A2ThreeA2angledA2filmsA2atA245,A290A2andA2110A2degreesA2toA2ensureA2atA2leastA2oneA2p
assesA2throughA2theA2possibleA2fractureA2line
AssessmentA2ofA2aA2completedA2NSRCTA2isA2basedA2primarilyA2onA2what?
A.A2RadiographicA2examination
B.A2PainA2levelA2ofA2theA2patient
C.A2MobilityA2ofA2theA2tooth
D.A2EPTA2results
E.A2TheA2alignmentA2ofA2theA2planetsA2-A2Ans--A.A2RadiographicA2examination
ResearchA2hasA2demonstratedA2thatA2theA2averageA2distanceA2fromA2theA2foramenA2toA2th
eA2minorA2constrictionA2is:
a.A20.5A2-1.0mm
b.A20.2-0.4mm
c.A21.0-2.0mm
d.A22.0-3.0mmA2-A2Ans--a.A20.5A2-1.0mm
WhichA2ofA2theA2followingA2diagnosticA2testsA2isA2(are)A2notA2anA2indicationA2ofA2pulpA2vital
ity?
1.A2Percussion
2.A2Mobility
3.A2ThermalA2(hotA2andA2cold)
A.A21A2only
B.A23A2only
C.A21A2andA22
D.A22A2andA23
E.A2allA2ofA2theA2aboveA2-A2Ans--C.A21A2andA22
,WhichA2ofA2followingA2isA2falseA2withA2respectA2toA2theA2useA2ofA2electricA2pulpA2testingA2in
A2endodontics?
A.A2TheA2technologyA2isA2notA2accurateA2enoughA2atA2thisA2timeA2toA2beA2utilizedA2onA2aA2r
outineA2basisA2inA2aA2clinicalA2setting.
B.A2TheA2responseA2ofA2theA2pulpA2toA2electricA2testingA2reflectsA2theA2histologicA2healthA2
orA2diseaseA2statusA2ofA2theA2pulp.
C.A2AA2responseA2byA2theA2pulpA2toA2theA2electricA2currentA2onlyA2denotesA2thatA2someA2vi
ableA2nerveA2fibersA2areA2presentA2inA2theA2pulpA2andA2areA2capableA2ofA2responding.
D.A2ElectricA2pulpA2testA2resultsA2areA2mostA2accurateA2whenA2noA2responseA2isA2obtained
A2toA2anyA2amountA2ofA2currentA2(i.e.A2necroticA2pulp).A2-A2Ans--
B.A2TheA2responseA2ofA2theA2pulpA2toA2electricA2testingA2reflectsA2theA2histologicA2healthA2
orA2diseaseA2statusA2ofA2theA2pulp.
ToA2date,A2theA2mostA2accurateA2pulpA2testA2thatA2areA2usedA2toA2determineA2ifA2aA2tooth's
A2pulpA2isA2healthyA2is/are
a.A2Cold
b.A2Heat
c.A2EPT
d.A2BothA2aA2andA2b
e.A2BothA2aA2andA2cA2-A2Ans--e.A2BothA2aA2andA2c
WhenA2applyingA2theA2tubeA2shiftA2technique,A2buccalA2objectA2rule,A2Clark'sA2rule,A2orA2th
eA2SLOBA2ruleA2-A2allA2beingA2theA2sameA2conceptA2-
A2oneA2shouldA2realizeA2allA2ofA2theA2followingA2except:
A.A2CanA2beA2usedA2toA2locateA2additionalA2canalsA2orA2rootsA2andA2distinguishA2betweenA
2objectsA2thatA2haveA2beenA2superimposed
B.A2DistinguishesA2betweenA2variousA2typesA2ofA2resorptionA2andA2helpsA2locateA2foreignA
2bodies
C.A2TheA2objectA2closestA2toA2theA2buccalA2surfaceA2appearsA2toA2moveA2inA2theA2directio
nA2oppositeA2theA2movementA2ofA2theA2tubeA2head
D.A2TheA2objectA2farthestA2fromA2theA2filmA2movesA2farthestA2onA2theA2filmA2withA2respectA
2toA2aA2changeA2inA2horizontalA2angulationA2ofA2theA2radiographA2tubeA2head
E.A2AllA2areA2trueA2-A2Ans--E.A2AllA2areA2true
AnA2advantageA2ofA2theA2Gow-
GatesA2mandibularA2blockA2overA2theA2AkinosiA2techniqueA2includesA2allA2theA2followingA2
except:
A.A2higherA2successA2rateA297.25%
B.A2presenceA2ofA2bonyA2contactA2toA2provideA2aA2landmarkA2priorA2toA2injectionA2ofA2solut
ion
C.A2aA2highA2positiveA2aspirationA2rate
, D.A2highlyA2successfulA2inA2patientsA2withA2limitedA2openingA2-A2Ans--
D.A2highlyA2successfulA2inA2patientsA2withA2limitedA2opening
WhichA2ofA2theA2followingA2isA2notA2aA2landmarkA2forA2theA2AkinosiA2block?
A.A2MaxillaryA2Tuberosity
B.A2PterygomandibularA2Raphe
C.A2CoronoidA2Notch
D.A2MucogingivalA2JunctionA2ofA2theA2maxillaryA2thirdA2-A2Ans--
B.A2PterygomandibularA2Raphe
YourA2firstA2twoA2attemptsA2withA2conventionalA2IANA2blockA2toA2anesthesizeA2aA2patientA2
withA2irreversibleA2pulpitisA2wasA2ineffectiveA2duringA2theA2pulpectomyA2procedure,A2whic
hA2adjunctiveA2techniqueA2willA2moreA2likelyA2increaseA2yourA2successA2rateA2onA2theA2sec
ondA2attempt?
A.A2GowA2GatesA2technique
B.A2BuccalA2andA2lingualA2infiltration
C.A2Vazirani-AkinosiA2technique
D.A2NoneA2ofA2theA2aboveA2-A2Ans--A.A2GowA2GatesA2technique
WhatA2typeA2ofA2nonavulsiveA2toothA2displacementA2hasA2theA2worstA2prognosis?
a.A2Extrusion
b.A2Intrusion
c.A2Subluxation
d.A2LateralA2luxationA2-A2Ans--b.A2Intrusion
SubluxationA2refersA2toA2________A2andA2isA2treatedA2____________.
a.A2displacementA2labially,A2lineally,A2distally,A2orA2incisally;A2repositioningA2theA2toothA2int
oA2normalA2position,A2takeA2x-
rayA2afterA2repositioning,A2stabilizeA2withA2flexibleA2splintA2forA2upA2toA23A2weeks
b.A2noA2displacementA2normalA2mobility,A2andA2sensitivityA2toA2percussion;A2flexibleA2splin
tA2isA2optional,A2mayA2beA2usedA2forA2ptA2comfortA2forA27-10A2days
c.A2sensitivityA2toA2percussion,A2increasedA2mobility,A2noA2displacement;A2flexibleA2splintA2
isA2optional,A2mayA2beA2usedA2forA2theA2comfortA2ofA2theA2patientA2forA27-10A2days
d.A2displacementA2inA2aA2coronalA2direction;A2reposition,A2stabilizeA2theA2toothA2withA2aA2fl
exibleA2splintA2forA2upA2toA23A2weeksA2-A2Ans--
c.A2sensitivityA2toA2percussion,A2increasedA2mobility,A2noA2displacement;A2flexibleA2splintA2
isA2optional,A2mayA2beA2usedA2forA2theA2comfortA2ofA2theA2patientA2forA27-10A2days
WhichA2ofA2theA2followingA2scenariosA2andA2clinicalA2managementA2wouldA2beA2considere
dA2theA2incorrectA2preparationA2ofA2aA2rootA2duringA2avulsionA2ofA2aA2permanentA2tooth?
CORRECT VERIFIED ANSWERS
TheA2protocolA2forA2dentalA2traumaA2involvesA2allA2ofA2theA2following,A2except
a.A2Ideally,A2theA2toothA2shouldA2beA2repositionedA2toA2itsA2originalA2position.
b.A2EPTA2andA2thermalA2testingA2areA2unreliableA2followingA2traumaA2sinceA2physicalA2tra
umaA2canA2severeA2orA2damageA2nerveA2supplyA2withoutA2alteringA2pulpalA2bloodA2supply
/vitality.
c.A2IfA2theA2rootA2isA2completelyA2formedA2onA2aA2toothA2thatA2hasA2beenA2intruded,A2aA2pul
pectomyA2shouldA2beA2performedA2withinA21-3A2weeksA2afterA2theA2injury.
d.A2TheA2toothA2shouldA2beA2splintedA2forA22A2toA24A2monthsA2ifA2itA2sustainsA2aA2rootA2fract
ureA2-A2Ans--
d.A2TheA2toothA2shouldA2beA2splintedA2forA22A2toA24A2monthsA2ifA2itA2sustainsA2aA2rootA2fract
ure
WhenA2evaluatingA2horizontalA2rootA2fractures,A2oneA2shouldA2considerA2allA2asA2beingA2tr
ue,A2except:
A.A2ChancesA2ofA2coronalA2rootA2fracturesA2healingA2areA2similarA2toA2mid-
rootA2orA2apicalA2fracturesA2ifA2theA2fractureA2isA2belowA2theA2heightA2ofA2crestalA2boneA2an
dA2properlyA2splinted
B.A2IfA2theA2fractureA2isA2atA2orA2coronalA2toA2theA2crestA2ofA2theA2alveolarA2bone,A2theA2pro
gnosisA2isA2stillA2favorable
C.A2PulpalA2necrosisA2occursA2inA225%A2ofA2rootA2fractures
D.A2InA2theA2vastA2majorityA2ofA2cases,A2necrosisA2occursA2inA2theA2coronalA2segmentA2onl
yA2withA2theA2apicalA2segmentA2remainingA2vitalA2-A2Ans--
B.A2IfA2theA2fractureA2isA2atA2orA2coronalA2toA2theA2crestA2ofA2theA2alveolarA2bone,A2theA2pro
gnosisA2isA2stillA2favorable
HowA2longA2shouldA2horizontalA2rootA2fracturesA2beA2splintedA2ifA2theA2coronalA2sectionA2w
asA2displacedA2andA2repositioned?
A.A2notA2indicated
B.A27A2toA210A2days
C.A24A2toA26A2weeks
D.A23A2monthsA2-A2Ans--C.A24A2toA26A2weeks
WhichA2ofA2theA2followingA2techniquesA2isA2theA2bestA2wayA2toA2detectA2aA2verticalA2rootA2f
ractures?
A.A2PeriapicalA2Film
B.A2Panograph
C.A2CATA2Scan
,D.A2OcclusalA2FilmA2-A2Ans--C.A2CATA2Scan
PatientA2presentsA2forA2emergencyA2dentalA2examA2afterA2fallingA2offA2hisA2bikeA2andA2fac
eA2plantedA2intoA2sidewalk.A2UponA2examination,A2youA2suspectA2thatA2heA2mayA2haveA2a
A2rootA2fractureA2ofA2#8.A2HowA2manyA2angledA2PAA2radiographsA2wouldA2youA2take,A2atA2
aA2minimum?
A.A2TwoA2angledA2filmsA2atA245A2andA290A2degreesA2toA2theA2possibleA2fractureA2line
B.A2OnlyA2oneA2filmA2fromA2theA2distalA2orA2mesialA2atA245A2degreeA2toA2upholdA2ALARA,
C.A2ThreeA2angledA2filmsA2atA245,A290A2andA2110A2degreesA2toA2ensureA2atA2leastA2oneA2p
assesA2throughA2theA2possibleA2fractureA2line
D.A2TwoA2angleA2filmsA2atA2anyA2angleA2asA2longA2asA2itA2isA2parallelA2toA2theA2longA2axisA2
ofA2theA2rootA2andA2willA2revealA2theA2fractureA2line.A2-A2Ans--
C.A2ThreeA2angledA2filmsA2atA245,A290A2andA2110A2degreesA2toA2ensureA2atA2leastA2oneA2p
assesA2throughA2theA2possibleA2fractureA2line
AssessmentA2ofA2aA2completedA2NSRCTA2isA2basedA2primarilyA2onA2what?
A.A2RadiographicA2examination
B.A2PainA2levelA2ofA2theA2patient
C.A2MobilityA2ofA2theA2tooth
D.A2EPTA2results
E.A2TheA2alignmentA2ofA2theA2planetsA2-A2Ans--A.A2RadiographicA2examination
ResearchA2hasA2demonstratedA2thatA2theA2averageA2distanceA2fromA2theA2foramenA2toA2th
eA2minorA2constrictionA2is:
a.A20.5A2-1.0mm
b.A20.2-0.4mm
c.A21.0-2.0mm
d.A22.0-3.0mmA2-A2Ans--a.A20.5A2-1.0mm
WhichA2ofA2theA2followingA2diagnosticA2testsA2isA2(are)A2notA2anA2indicationA2ofA2pulpA2vital
ity?
1.A2Percussion
2.A2Mobility
3.A2ThermalA2(hotA2andA2cold)
A.A21A2only
B.A23A2only
C.A21A2andA22
D.A22A2andA23
E.A2allA2ofA2theA2aboveA2-A2Ans--C.A21A2andA22
,WhichA2ofA2followingA2isA2falseA2withA2respectA2toA2theA2useA2ofA2electricA2pulpA2testingA2in
A2endodontics?
A.A2TheA2technologyA2isA2notA2accurateA2enoughA2atA2thisA2timeA2toA2beA2utilizedA2onA2aA2r
outineA2basisA2inA2aA2clinicalA2setting.
B.A2TheA2responseA2ofA2theA2pulpA2toA2electricA2testingA2reflectsA2theA2histologicA2healthA2
orA2diseaseA2statusA2ofA2theA2pulp.
C.A2AA2responseA2byA2theA2pulpA2toA2theA2electricA2currentA2onlyA2denotesA2thatA2someA2vi
ableA2nerveA2fibersA2areA2presentA2inA2theA2pulpA2andA2areA2capableA2ofA2responding.
D.A2ElectricA2pulpA2testA2resultsA2areA2mostA2accurateA2whenA2noA2responseA2isA2obtained
A2toA2anyA2amountA2ofA2currentA2(i.e.A2necroticA2pulp).A2-A2Ans--
B.A2TheA2responseA2ofA2theA2pulpA2toA2electricA2testingA2reflectsA2theA2histologicA2healthA2
orA2diseaseA2statusA2ofA2theA2pulp.
ToA2date,A2theA2mostA2accurateA2pulpA2testA2thatA2areA2usedA2toA2determineA2ifA2aA2tooth's
A2pulpA2isA2healthyA2is/are
a.A2Cold
b.A2Heat
c.A2EPT
d.A2BothA2aA2andA2b
e.A2BothA2aA2andA2cA2-A2Ans--e.A2BothA2aA2andA2c
WhenA2applyingA2theA2tubeA2shiftA2technique,A2buccalA2objectA2rule,A2Clark'sA2rule,A2orA2th
eA2SLOBA2ruleA2-A2allA2beingA2theA2sameA2conceptA2-
A2oneA2shouldA2realizeA2allA2ofA2theA2followingA2except:
A.A2CanA2beA2usedA2toA2locateA2additionalA2canalsA2orA2rootsA2andA2distinguishA2betweenA
2objectsA2thatA2haveA2beenA2superimposed
B.A2DistinguishesA2betweenA2variousA2typesA2ofA2resorptionA2andA2helpsA2locateA2foreignA
2bodies
C.A2TheA2objectA2closestA2toA2theA2buccalA2surfaceA2appearsA2toA2moveA2inA2theA2directio
nA2oppositeA2theA2movementA2ofA2theA2tubeA2head
D.A2TheA2objectA2farthestA2fromA2theA2filmA2movesA2farthestA2onA2theA2filmA2withA2respectA
2toA2aA2changeA2inA2horizontalA2angulationA2ofA2theA2radiographA2tubeA2head
E.A2AllA2areA2trueA2-A2Ans--E.A2AllA2areA2true
AnA2advantageA2ofA2theA2Gow-
GatesA2mandibularA2blockA2overA2theA2AkinosiA2techniqueA2includesA2allA2theA2followingA2
except:
A.A2higherA2successA2rateA297.25%
B.A2presenceA2ofA2bonyA2contactA2toA2provideA2aA2landmarkA2priorA2toA2injectionA2ofA2solut
ion
C.A2aA2highA2positiveA2aspirationA2rate
, D.A2highlyA2successfulA2inA2patientsA2withA2limitedA2openingA2-A2Ans--
D.A2highlyA2successfulA2inA2patientsA2withA2limitedA2opening
WhichA2ofA2theA2followingA2isA2notA2aA2landmarkA2forA2theA2AkinosiA2block?
A.A2MaxillaryA2Tuberosity
B.A2PterygomandibularA2Raphe
C.A2CoronoidA2Notch
D.A2MucogingivalA2JunctionA2ofA2theA2maxillaryA2thirdA2-A2Ans--
B.A2PterygomandibularA2Raphe
YourA2firstA2twoA2attemptsA2withA2conventionalA2IANA2blockA2toA2anesthesizeA2aA2patientA2
withA2irreversibleA2pulpitisA2wasA2ineffectiveA2duringA2theA2pulpectomyA2procedure,A2whic
hA2adjunctiveA2techniqueA2willA2moreA2likelyA2increaseA2yourA2successA2rateA2onA2theA2sec
ondA2attempt?
A.A2GowA2GatesA2technique
B.A2BuccalA2andA2lingualA2infiltration
C.A2Vazirani-AkinosiA2technique
D.A2NoneA2ofA2theA2aboveA2-A2Ans--A.A2GowA2GatesA2technique
WhatA2typeA2ofA2nonavulsiveA2toothA2displacementA2hasA2theA2worstA2prognosis?
a.A2Extrusion
b.A2Intrusion
c.A2Subluxation
d.A2LateralA2luxationA2-A2Ans--b.A2Intrusion
SubluxationA2refersA2toA2________A2andA2isA2treatedA2____________.
a.A2displacementA2labially,A2lineally,A2distally,A2orA2incisally;A2repositioningA2theA2toothA2int
oA2normalA2position,A2takeA2x-
rayA2afterA2repositioning,A2stabilizeA2withA2flexibleA2splintA2forA2upA2toA23A2weeks
b.A2noA2displacementA2normalA2mobility,A2andA2sensitivityA2toA2percussion;A2flexibleA2splin
tA2isA2optional,A2mayA2beA2usedA2forA2ptA2comfortA2forA27-10A2days
c.A2sensitivityA2toA2percussion,A2increasedA2mobility,A2noA2displacement;A2flexibleA2splintA2
isA2optional,A2mayA2beA2usedA2forA2theA2comfortA2ofA2theA2patientA2forA27-10A2days
d.A2displacementA2inA2aA2coronalA2direction;A2reposition,A2stabilizeA2theA2toothA2withA2aA2fl
exibleA2splintA2forA2upA2toA23A2weeksA2-A2Ans--
c.A2sensitivityA2toA2percussion,A2increasedA2mobility,A2noA2displacement;A2flexibleA2splintA2
isA2optional,A2mayA2beA2usedA2forA2theA2comfortA2ofA2theA2patientA2forA27-10A2days
WhichA2ofA2theA2followingA2scenariosA2andA2clinicalA2managementA2wouldA2beA2considere
dA2theA2incorrectA2preparationA2ofA2aA2rootA2duringA2avulsionA2ofA2aA2permanentA2tooth?
