DANB Radiology Exam Questions
with 100% Correct Answers
WhatAisAtheAbaseAofAdentalAfilmAcomposedAof?A-AAnswer✓AblueAtintedApolyesterAacetate
WhatAisAtheAemulsionAcomposedAof?A-AAnswer✓AgelatinAandAsilverAhalideAcrystals
WhatAdeterminesAtheAspeedAofAdentalAfilms?A-
AAnswer✓AsizeAofAcrystals,AthicknessAofAemulsion,AradiosensitiveAdyes
WhatAisAtheApurposeAofAtheAleadAfoil?A-AAnswer✓AabsorbAscatterAradiationAandApreventAfogging
HowAdoesAfilmAspeedAcorrelateAwithAdefinitionAandAdetail?A-
AAnswer✓AfasterAfilmA=AlowerAdefinitionAandAdetail
WhatAspeedAfilmsAareAmostAcommonlyAused?A-AAnswer✓AD,AE,AF
sizeAfilmAusedAforAPA'sAonAsmallAchildrenA-AAnswer✓A#0
sizeAfilmAusedAforABWAonAadultsAwhenAonlyAoneAfilmAisAtakenAonAeachAsideA-AAnswer✓A#3
sizeAfilmAusedAforAanteriorAPA'sAforApatientsAwithAnarrowAarchesA-AAnswer✓A#1
sizeAfilmAusedAforAPA'sAonAadultsA-AAnswer✓A#2
sizeAfilmAusedAforABWAonAadultsA-AAnswer✓A#2
sizeAfilmAusedAforAocclusalsAonAadultsA-AAnswer✓A#4
,WhatAisAtheApurposeAofAtheAembossedAdotA-
AAnswer✓AtoAdistinguishAb/wApatient'sArightAandAleftAside
WhatAisAtheAlatentAimageA-AAnswer✓AinvisibleAimageA(remainsAlikeAthisAuntilAfilmAisAprocessed)
WhatAhappensAinAtheAdeveloperA-
AAnswer✓AreducesAtheAexposedAsilverAhalideAcrystalsAtoAblackAmetallicAsilver
WhatAhappensAinAtheAfixerA-AAnswer✓AremovesAtheAunexposedAsilverAhalideAcrystals
howAlongAdoesAfilmAstayAinAtheAdeveloperA-AAnswer✓A5Amin
howAlongAareAfilmsAfixedA-AAnswer✓A10AminA(dblAtheAdevelopmentAtime)
howAlongAdoesAtheAfirstArinseAlastA-AAnswer✓A20Aseconds
howAlongAisAtheAfinalArinseA-AAnswer✓A20Amin
whatAisAtheAoptimumAprocessingAtemp.A-AAnswer✓A68AdegreesAF
whenAcanAtheAfilmsAbeAexposedAtoAwhiteAlightA-AAnswer✓AafterA2-3AminAofAfixingAifAneeded
whatAcausesAfilmAfoggingA-AAnswer✓A-oldAorAcontaminatedAprocessingAsolutions
-exposureAtoAchemicalAfumes
-faultyAsafelight
-scatterAradiation
whatAwouldAcauseAaAfilmAtoAbeAtooAlightA-AAnswer✓A-underexposure
-underdevelopment
, -depletedAdeveloperAsolution
-excessiveAfixationA(takesAallAcrystalsAoff)
whatAwouldAcauseAaAfilmAtoAbeAtooAdarkA-AAnswer✓A-overexposure
-overdevelopment
-developerAisAtooAstrong
-notAenoughAfixation
-exposureAtoAwhiteAlight
-improperAsafelighting
WhatAcausesAaAHERRINGBONEAeffectA-AAnswer✓AfilmAplacedAbackwards
whatAwouldAhappenAtoAaAfilmAthatAisAplacedAinAtheAfixerApriorAtoAdevelopmentA-
AAnswer✓AblankAorAclear
(takesAallAofAtheAcrystalsAoff)
whatAisAreticulationA-
AAnswer✓AcrackingAofAtheAemulsionAcausedAbyAexcessiveAtempAdiff.Ab/wAanyAdarkroomAsolutions
howAwouldAaAfilmAappearAifAsubmergedAtotallyAinAtheAdeveloperAbutAnotAinAtheAfixerA-
AAnswer✓AtopAofAfilmAdelineatedAbyAaAstraightAlineAthenAdark
filmAsubmergedAtotallyAinAfixerAbutAnotAinAdeveloperA-
AAnswer✓ApartAthatAwasAfixedAbutAnotAdevelopedAwouldAbeAclear
whatAsizeAbulbAisAusedAinAsafelightA-AAnswer✓A7A1/2AorA15Awatt
whatAtypeAofAsafelightAfilterAisAacceptableA-AAnswer✓AGBXA-A2
howAfarAfromAtheAworkAsurfaceAmustAtheAsafelightAbeAmountedA-AAnswer✓A4Afeet
with 100% Correct Answers
WhatAisAtheAbaseAofAdentalAfilmAcomposedAof?A-AAnswer✓AblueAtintedApolyesterAacetate
WhatAisAtheAemulsionAcomposedAof?A-AAnswer✓AgelatinAandAsilverAhalideAcrystals
WhatAdeterminesAtheAspeedAofAdentalAfilms?A-
AAnswer✓AsizeAofAcrystals,AthicknessAofAemulsion,AradiosensitiveAdyes
WhatAisAtheApurposeAofAtheAleadAfoil?A-AAnswer✓AabsorbAscatterAradiationAandApreventAfogging
HowAdoesAfilmAspeedAcorrelateAwithAdefinitionAandAdetail?A-
AAnswer✓AfasterAfilmA=AlowerAdefinitionAandAdetail
WhatAspeedAfilmsAareAmostAcommonlyAused?A-AAnswer✓AD,AE,AF
sizeAfilmAusedAforAPA'sAonAsmallAchildrenA-AAnswer✓A#0
sizeAfilmAusedAforABWAonAadultsAwhenAonlyAoneAfilmAisAtakenAonAeachAsideA-AAnswer✓A#3
sizeAfilmAusedAforAanteriorAPA'sAforApatientsAwithAnarrowAarchesA-AAnswer✓A#1
sizeAfilmAusedAforAPA'sAonAadultsA-AAnswer✓A#2
sizeAfilmAusedAforABWAonAadultsA-AAnswer✓A#2
sizeAfilmAusedAforAocclusalsAonAadultsA-AAnswer✓A#4
,WhatAisAtheApurposeAofAtheAembossedAdotA-
AAnswer✓AtoAdistinguishAb/wApatient'sArightAandAleftAside
WhatAisAtheAlatentAimageA-AAnswer✓AinvisibleAimageA(remainsAlikeAthisAuntilAfilmAisAprocessed)
WhatAhappensAinAtheAdeveloperA-
AAnswer✓AreducesAtheAexposedAsilverAhalideAcrystalsAtoAblackAmetallicAsilver
WhatAhappensAinAtheAfixerA-AAnswer✓AremovesAtheAunexposedAsilverAhalideAcrystals
howAlongAdoesAfilmAstayAinAtheAdeveloperA-AAnswer✓A5Amin
howAlongAareAfilmsAfixedA-AAnswer✓A10AminA(dblAtheAdevelopmentAtime)
howAlongAdoesAtheAfirstArinseAlastA-AAnswer✓A20Aseconds
howAlongAisAtheAfinalArinseA-AAnswer✓A20Amin
whatAisAtheAoptimumAprocessingAtemp.A-AAnswer✓A68AdegreesAF
whenAcanAtheAfilmsAbeAexposedAtoAwhiteAlightA-AAnswer✓AafterA2-3AminAofAfixingAifAneeded
whatAcausesAfilmAfoggingA-AAnswer✓A-oldAorAcontaminatedAprocessingAsolutions
-exposureAtoAchemicalAfumes
-faultyAsafelight
-scatterAradiation
whatAwouldAcauseAaAfilmAtoAbeAtooAlightA-AAnswer✓A-underexposure
-underdevelopment
, -depletedAdeveloperAsolution
-excessiveAfixationA(takesAallAcrystalsAoff)
whatAwouldAcauseAaAfilmAtoAbeAtooAdarkA-AAnswer✓A-overexposure
-overdevelopment
-developerAisAtooAstrong
-notAenoughAfixation
-exposureAtoAwhiteAlight
-improperAsafelighting
WhatAcausesAaAHERRINGBONEAeffectA-AAnswer✓AfilmAplacedAbackwards
whatAwouldAhappenAtoAaAfilmAthatAisAplacedAinAtheAfixerApriorAtoAdevelopmentA-
AAnswer✓AblankAorAclear
(takesAallAofAtheAcrystalsAoff)
whatAisAreticulationA-
AAnswer✓AcrackingAofAtheAemulsionAcausedAbyAexcessiveAtempAdiff.Ab/wAanyAdarkroomAsolutions
howAwouldAaAfilmAappearAifAsubmergedAtotallyAinAtheAdeveloperAbutAnotAinAtheAfixerA-
AAnswer✓AtopAofAfilmAdelineatedAbyAaAstraightAlineAthenAdark
filmAsubmergedAtotallyAinAfixerAbutAnotAinAdeveloperA-
AAnswer✓ApartAthatAwasAfixedAbutAnotAdevelopedAwouldAbeAclear
whatAsizeAbulbAisAusedAinAsafelightA-AAnswer✓A7A1/2AorA15Awatt
whatAtypeAofAsafelightAfilterAisAacceptableA-AAnswer✓AGBXA-A2
howAfarAfromAtheAworkAsurfaceAmustAtheAsafelightAbeAmountedA-AAnswer✓A4Afeet
