Test Bank for Dental Radiography Principles and Techniques 6th edition by Joen M.Lannucci & Laura|Verified Questions, Answers & Rationales| 2026 update.

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, ChapterC01:CRadiationCHistory
Iannucci:CDentalCRadiography,C6thCEdition


MULTIPLECCHOICE

1. RadiationCisCdefinedCas
a. aCformCofCenergyCcarriedCbyCwavesCorCstreamsCofCparticles.
b. aCbeamCofCenergyCthatChasCtheCpowerCtoCpenetrateCsubstancesCandCrecordCim
ageCshadowsConCaCreceptor.
c. aChigh-
energyCradiationCproducedCbyCtheCcollisionCofCaCbeamCofCelectronsCwithCaCmet
alCtargetCinCanCx-rayCtube.
d. aCbranchCofCmedicineCthatCdealsCwithCtheCuseCofCx-rays.




Mbuthia
ANSWER:C A
RadiationCisCaCformCofCenergyCcarriedCbyCwavesCorCstreamsCofCparticles.CAnCx-
a
rayCisCaCbeamCofCenergyCthatChasCtheCpowerCtoCpenetrateCsubstancesCandCrecordCimageCshad
owsConCaCreceptor.
X-radiationCisCaChigh-
i
energyCradiationCproducedCbyCtheCcollisionCofCaCbeamCofCelectronsCwithCaCmetalCtargetCinCanC

x-rays.
t h
x-rayCtube.CRadiologyCisCaCbranchCofCmedicineCthatCdealsCwithCtheCuseCof


DIF: Recall REF:CCCPageC2 OBJ:C 1
u
TOP:C CDA,CRHS,CIII.B.2.CDescribeCtheCcharacteristicsCofCx-radiation
MSC:C NBDHE,C2.0CObtainingCandCInterpretingCRadiographsC|CNBDHE,C2.1CPrinciplesCofCradiophysic
sCandCradiobiology
b
2. ACradiographCisCdefinedCas
M
a. aCbeamCofCenergyCthatChasCtheCpowerCtoCpenetrateCsubstancesCandCrecordCim
ageCshadowsConCaCreceptor.
b. aCpictureConCfilmCproducedCbyCtheCpassageCofCx-raysCthroughCanCobjectCorCbody.
c. theCartCandCscienceCofCmakingCradiographsCbyCtheCexposureCofCanCimageCrecepto
rCtoCx-rays.
d. aCformCofCenergyCcarriedCbyCwavesCorCaCstreamCofCparticles.
ANSWER:C B
AnCx-
rayCisCaCbeamCofCenergyCthatChasCtheCpowerCtoCpenetrateCsubstancesCandCrecordCimageCshad
owsConCaCreceptor.C ACradiographCisCaCpictureConCfilmCproducedCbyCtheCpassageCofCx-
raysCthroughCanCobjectCorCbody.CRadiographyCisCtheCartCandCscienceCofCmakingCdentalCimag
esCbyCtheCexposureCofCaCreceptorCtoCx-
rays.C RadiationCisCaCformCofCenergyCcarriedCbyCwavesCorCstreamsCofCparticles.

DIF: Comprehension REF:CCCPageC2
OBJ:C1CTOP:C CDA,CRHS,CIII.B.2.CDescribeCtheCcharacteristicsCof
Cx-radiation

MSC:C NBDHE,C2.0CObtainingCandCInterpretingCRadiographsC|CNBDHE,C2.1CPrinciplesCofCradiophysic
sCandCradiobiology

3. YourCpatientCaskedCyouCwhyCdentalCimagesCareCimportant.CWhichCofCtheCfollowingCisC
theCcorrectCresponse?
a. AnCoralCexaminationCwithCdentalCimagesClimitsCtheCpractitionerCtoCwhatCisCse
enCclinically.
3 b. AllCdentalCdiseasesCandCconditionsCproduceCclinicalCsignsCandCsymptoms.
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, c. DentalCimagesCareCnotCaCnecessaryCcomponentCofCcomprehensiveCpatientCcare.
d. ManyCdentalCdiseasesCareCtypicallyCdiscoveredConlyCthroughCtheCuseCofCden
talCimages.
ANSWER:C D
AnCoralCexaminationCwithoutCdentalCimagesClimitsCtheCpractitionerCtoCwhatCisCseenCclinically.C
ManyCdentalCdiseasesCandCconditionsCproduceCnoCclinicalCsignsCandCsymptoms.CDentalCimages
CareCaCnecessaryCcomponentCofCcomprehensiveCpatientCcare.CManyCdentalCdiseasesCareCtypicall

yCdiscoveredConlyCthroughCtheCuseCofCdentalCimages.

DIF: Application REF:CCCPageC2 OBJ:C 2
TOP:C CDA,CRHS,CIII.B.2.CDescribeCtheCcharacteristicsCofCx-radiation
MSC:C NBDHE,C2.0CObtainingCandCInterpretingCRadiographsC|CNBDHE,C2.5CGeneral

4. TheCx-rayCwasCdiscoveredCby
a. HeinrichCGeissler




Mbuthia
b. WilhelmCRoentgen
c. JohannCHittorf
d. WilliamCCrookes
a
ANSWER:C B
i
HeinrichCGeisslerCbuiltCtheCfirstCvacuumCtubeCinC1838.C WilhelmCRoentgenCdiscoveredCthe
x-
h
rayConCNovemberC8,C1895.CJohannCHittorfCobservedCinC1870CthatCdischargesCemittedCfromCt
t
heCnegativeCelectrodeCofCaCvacuumCtubeCtraveledCinCstraightClines,CproducedCheat,CandCresult
u
edCinCaCgreenishCfluorescence.CWilliamCCrookesCdiscoveredCinCtheClateC1870sCthatCcathodeCr
aysCwereCstreamsCofCchargedCparticles.
b
DIF: Recall REF:CCCPageC2 OBJ:C 4
TOP:C CDA,CRHS,CIII.B.2.CDescribeCtheCcharacteristicsCofCx-radiation
MSC:C NBDHE,C2.0CObtainingCandCInterpretingCRadiographsC|CNBDHE,C2.5CGeneral
M
5. WhoCexposedCtheCfirstCdentalCradiographCinCtheCUnitedCStatesCusingCaCliveCperson?
a. OttoCWalkoff
b. WilhelmCRoentgen
c. EdmundCKells
d. WestonCPrice
ANSWER:C C
OttoCWalkoffCwasCaCGermanCdentistCwhoCmadeCtheCfirstCdentalCradiograph.CWilhelmCRoentg
enCwasCaCBavarianCphysicistCwhoCdiscoveredCtheCx-
ray.C EdmundCKellsCexposedCtheCfirstCdentalCradiographCinCtheCUnitedCStatesCusingCaCliveCpers
on.CCCPriceCintroducedCtheCbisectingCtechniqueCinC1904.

DIF: Recall REF:CCCPageC4 OBJ:C 5
TOP:C CDA,CRHS,CIII.B.2.CDescribeCtheCcharacteristicsCofCx-radiation
MSC:C NBDHE,C2.0CObtainingCandCInterpretingCRadiographsC|CNBDHE,C2.5CGeneral

6. CurrentCfastCradiographicCfilmCrequires
%ClessCexposureCtimeCthanCtheCinitialCexposureCtimesCusedCinC1920.
a. 33
b. 98
c. 73



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