ARRT practice exam questions and answers updated 2026

ARRT practice exam questions and
answers updated 2026
M/C:AWhichAofAtheAfollowingAareAtrueAforAanAAPAcoccyxAprojection?


1.A15AdegreeAcephalicAangle.A
2.A10AdegreeAcaudalAangle

3.AcenterA2AinchesAsuperiorAtoAtheApubicAsymphysisA-AAnswer✓A2AandA3



MoreAwindingsAonAtheAprimaryAsideAofAtheAtransformerAwillAcreateA____AvoltageAonAtheAs
econdaryAside.A-AAnswer✓Aless



InAtheAconstructionAofAaAradiographicAgrid,AwhatAdefinesAtheAgridAratio?A-
AAnswer✓AheightAofAleadAstripsAcomparedAtoAtheAdistanceAbetweenAthem



WhatApositioningAtechniqueAcouldAhelpAenhanceAtheAqualityAofAaAlateralAknee?A-
AAnswer✓ACRAwithAaA5AdegreeAcephalicAangle



DuringAaAfluoroAexposure,AaApatient'sAstomachAabsorbsAaAtotalAofA0.012AjoulesAofAenergy.
ATheAtissuesAofAtheAstomachAweighA3Akilograms.AWhatAisAtheAabsorbedAdose?A-
AAnswer✓A0.004AGy



GeneticAeffectsAareAthoseAthatAmanifest:A-
AAnswer✓AinAfutureAgenerationsAofAtheAexposedAindividual



GeneralAFluoroAisAlimitedAtoAmaximumAentranceAskinAexposureArateAof:A-
AAnswer✓A100AmGy/min



HowAisAtheApatientApositionedAforAanAexternalArotationAofAtheAshoulder?A-
AAnswer✓AabductAtheApatientsAarm



T/F:AElectronsAandAx-raysAcanAbeAfocused.A-AAnswer✓AFalse

,WhichAdeviceAinAanAimageAreceptorAcanAcollectAandAconvertAlightAintoAanAelectricalAsignal?
A-AAnswer✓ACCD,APhotodiode



ifAaApatientAbeginsAtoAhaveAsymptomsAofAhivesAafterAanAinjectionAofAcontrastAforAanAIVP,A
whatAshouldAbeAdoneAfirst?A-AAnswer✓AcallAaAradiologist



WhatAisAtheAmostAcommonAcauseAofAanAoff-levelAgridAerror?A-
AAnswer✓AgridAshiftsAdueAtoApatientAmovement



TheAtracheaAbifurcatesAatAtheAlevelAofAtheA_____.A-AAnswer✓AAorticAnotch



IfAtheAx-
rayAtubeAisAmovedArapidlyAduringAaAfluoroAexam,AtheAimageAwillAblur.AThisAisAtheAresultA
ofAtheAfollowing:A-AAnswer✓AcameraAtubeAlag



duringAanAx-rayAexposure,AelectronsAaccelerateAtowardsAwhatApartAofAtheAx-rayAtube?A-
AAnswer✓AAnode



WhatAisAtheAradiationAweightingAfactorAofAx-rays?A-AAnswer✓A1



M/C:ATheAuseAofAproperAcollimationAservesAto:


1.AIncreaseAimageAcontrast
2.AreduceAradiationAexposureAtoAtheApatient

3.AdecreaseAeffectiveAfocal-spotAsizeA-AAnswer✓A1AandA2



InherentAfiltrationArefersAto:A-AAnswer✓AfiltrationAthatAisApartAofAtubeAdesign



WhatAeffectAwillAdecreasingAcollimationAhaveAonApatientAradiationAexposureA-
AAnswer✓AincreasesApatientAradiationAexposure

,TheAseverityAofAtheAhellAeffectAcanAbeAincreasedAbyAwhatAchangeAinASID?A-
AAnswer✓AdecreasingAsid



M/C:AFederalALawAonAradiationAprotectionArequiresAwhichAofAtheAfollowing?


1.AsignageAforAradiationAareas
2.AmaintainingApersonalAdoseArecords

3.ApublicationAofApersonalAdoseArecordsA-AAnswer✓A1AandA2



WhatAisAtheAlargestAcarpalAbone?A-AAnswer✓Acapitate



T/F:AtheAesophagusAliesAanteriorAtoAtheAtrachea?A-AAnswer✓AFalse



ToAfunctionAcorrectly,AtheAcurrentAenteringAaAtransformerAmustAbe:A-AAnswer✓AAC



AAmiddle-
agedAmaleAwithAaAbloodApressureAreadingA180/80AmmHgAwouldAbeAdiagnosedAasA-
AAnswer✓Ahypertensive



PICCAlinesAareAusedAto:A-AAnswer✓ADeliverAmedicationAthroughAaAvein



M/C:AWhichAofAtheAfollowingAfactsAareAtrueAregardingAx-rays?


1.Ax-raysAhaveAnoAmass
2.Ax-raysAtravelAatAtheAspeedAofAlight

3.Ax-raysAhaveAaApositiveAchargeA-AAnswer✓A1AandA2



M/C:AWhichAofAtheAfollowingAisAtrueAaboutAtheAfibula?

, 1.AitAsitsAlaterallyAtoAtheAtibia
2.AitAarticulatesAwithAtheAtibiaAatAtheAproximalAend

3.AitAarticulatesAatAtheAdistalAmedialAtalusA-AAnswer✓A1AandA2



photonsAproducedAoutsideAofAtheAactualAfocalAspotAareAknownAas:A-
AAnswer✓AOffAfocusAradiation



M/C:ATotalAfiltrationAofAtheAx-rayAbeamAincludes:


1.AAddedAFiltration
2.AInherentAfiltration

3.AcollimationA-AAnswer✓A1AandA2



WhichAsinusAisAdemonstratedAthroughAtheAopenAmouthAwaters?A-AAnswer✓Asphenoid



WhichAareaAisAmyelographyAnotAusedAon?A-AAnswer✓Asacrum



M/C:AHowAdoesAtheAanodeAheelAeffectAmanifestAitselfAonAaAradiographicAimage?


1.AHigherAexposureAonAtheAanodeAsideAofAtheAimage
2.AHigherAexposureAonAtheAcathodeAsideAofAtheAimage
3.AIncreasedAdetailAonAtheAanodeAsideAofAtheAimage

4.AincreasedAdetailAonAtheAcathodeAsideAofAtheAimageA-AAnswer✓A2AandA3



PenumbraAandAdetailAshareAwhatArelationship?A-
AAnswer✓AincreasedApenumbraA=AdecreasedAdetail



WhenAusingAAEC,AwhichAofAtheAfollowingAmayAresultAinAanAimageAwithAexcessiveAreceptorA
exposure?A-AAnswer✓AincorrectAphoto-timerAcellAselection