第1題WhenwastheX-rayfirstdiscoveredbyR?ntgen?()A1893B1894C1895D1896第2題Whichofthefollowingisconsideredthestartofradiologicalimaging?()ADiscoveryofultrasoundBDiscoveryofX-rayCInventionofMRIDUseofcontrastagents第3題WhatisthenameofthephysicistwhodiscoveredX-rays?()ACurieBEinsteinCR?ntgenDBohr第4題WhichdateisrecognizedastheInternationalRadiologyDay?()AOctober1stBDecember22ndCNovember8thDApril26th第5題WhatwasthefirstpartofthehumanbodytobeimagedbyX-ray?()AFootBSkullCHandDChest第6題Whichimagingtechniqueusesdynamicvisualizationwithcontrastmediasuchasbarium?()ACTBUltrasoundCFluoroscopyDMRI第7題WhatmaterialchangecontributedsignificantlytothedevelopmentofX-raydetectors?()APlasticBLeadCImageintensifiersDScintillators第8題Whichofthefollowingareincludedinroutineimagingexamination?()ARoutineX-rayBCTCMRIDDSA正確答案：ABCD第9題WhatcomponentstypicallymakeupanX-raymachine?()ACathoderaytubeBDetectorCPatientbedDImageprinter正確答案：ABC第10題Whichofthefollowingtechnologiesareconsideredpartofmodernimagingtechniques?()AAnalogfilmimagingBDigitalimagingCUltrasoundDNuclearmedicine正確答案：BCD第11題X-rayscanbeusedtoformimagesofthehumanbody.()第12題ThefirstX-rayimagewasrecordedin1995.()第13題Contrastagentsareneverusedinimagingtechniques.()第14題R?ntgenusedacathoderaytubewhenhediscoveredX-rays.()第15題Thedevelopmentofradiologyhasremainedunchangedforover100years.()第16題Imageintensifierscontributedtoimproveddynamicimaging.()第17題ChestX-rayholdersarepartoftheimagingsetupforchestradiographs.()第18題DigitalX-rayimagingentirelyreplacedanalogsystemsbefore1980.()第19題ThefirstX-rayimagecapturedwasofafootwearingashoe.()第20題TechnicianscelebrateInternationalRadiologyDayonthedateX-rayswerediscovered.()第1題DoyouknowwhenthediscoveryofX-rayshappened?()A1890B1893C1895D1900第2題WhodiscoveredX-rays?()AEinsteinBRoentgenCHounsfieldDBloch第3題WhichcomponentisessentialinCThardware?()AMagneticgradientBX-rayscreenCHigh-voltagegeneratorDUltrasonicprobe第4題WhichstageinvolvedtheuseoftungstenfilamentX-raytubes?()AIontubestageBCathoderaystageCElectronicX-raytubestageDEnhancementstage第5題Whichofthefollowingrepresentsadigitalflat-paneldetectorX-raytechnology?()ACRBDRCIPDIR第6題WhatisthemainadvantageofimageintensifiertelevisionsystemsinX-rayimaging?()AHigherradiationdoseBReal-timeimagingCIncreaseddarkroomuseDLowerimagequality第7題WhichcompanyintroducedChina’sfirst16-sliceCT?()AGEBSiemensCNeusoftDAnke第8題Whichofthefollowingisaformofindirectdigitalradiography?()ADRBIPPlateCCCDDFlat-panel第9題WhowasawardedtheNobelPrizeinChemistryin1991forMRI-relatedcontributions?()AHounsfieldBRoentgenCErnstDDamadian第10題WhatisthecurrentmainstreammagneticstrengthforclinicalMRIsystems?()A0.3TB1.0TC3.0TD7.0T第11題WhichofthefollowingarestagesofCTdevelopment?()AHeaderaBSpectraleraCPhotoelectriceraDQuantumera正確答案：AB第12題WhichofthefollowingareexamplesofdirectdigitalX-rayimagingmethods?()ACRBCCDCFlat-panelDDR正確答案：BCD第13題WhichChinesecompaniesareknownfortheirX-raysystems?()ANeusoftBUnitedImagingCBrukerDAnke正確答案：ABD第14題Whichofthefollowingaremagneticresonanceimagingtechnologies?()ANMRBMRICXRDDMR正確答案：ABD第15題WhichfactorsarepushingtheadvancementofMRItechnologyinChina?()AGovernmentpolicyBStrategicguidanceCImportrestrictionsDRisingnationalpower正確答案：ABD第16題WhichcomponentsareessentialinaCTimagingsystem?()ABalltubeBGradientcoilCDetectorDHigh-voltagegenerator正確答案：ACD第17題WhichofthefollowingdescribeadvancementsinMRItechnology?()ALargermagnetboreBMorereceivechannelsCLowerscanningspeedDQuietergradients正確答案：ABD第18題WhichofthefollowingaredirectcontributorstoChina’sMRIdevelopment?()AShenzhenAnkeBUnitedImagingCGEDAllTech正確答案：ABD第19題WhatarekeyfeaturesofmodernDRsystems?()AFilmprocessingBFlat-paneldetectorCReal-timedisplayDLongerexposuretimes正確答案：BC第20題WhicherasarepartofCT'sdevelopment?()AVolumeeraBHeaderaCSpectrumeraDEchoera正確答案：ABC第21題MRIwasrenamedfromNMRbytheAmericanRadiologicalSociety.()第22題ThedigitalrevolutioninX-raystartedinthe1990s.()第23題CTscanstartedwithheadimagingandthenmovedtofullbody.()第24題ThefirstanimaltumorMRIimagewasproducedin1983.()第25題SpectralCTanalysisinvolvesbothphysicalandchemicalfeaturedetection.()第26題1.China’sfirst3.0TMRIsystemwasapprovedin2014.()第27題2.TheearlystageofCTscanningwasknownasthe'volumeera'.()第28題MRIdevelopmentinChinabeganinthe1980s.()第29題Digitalradiographysystemsstillrequiredarkroomsforimagedevelopment.()第30題ThefirstclinicalMRIsystemwasdevelopedbySiemens.()Chapter3:DigitalRadiography(DR)ExaminationTechniques-Practice3第1題WhatistheprimarypurposeofremovingmetallicobjectsbeforeakneeDRexamination?()AToimprovepatientcomfortBToavoidartifactsintheradiographicimageCToreduceradiationexposureDToshortentheexaminationtime第2題InakneeAPDRexamination,whereshouldthecentralraybedirected?()AMidpointofthepatellaB2cmabovethepatellarbaseCPatellarlowerborder(inferiorpole)DTibialtuberosity第3題WhatistherecommendedSID(Source-to-ImageDistance)forkneeDRexaminations?()A80cmB100cmC120cmD150cm第4題WhyistheX-raytubeheadtilted3–7°cephaladinakneelateralDRexamination?()AToreducepatientradiationdoseBTocompensateforthenaturalanglebetweenfemoralcondylesCToenhancesofttissuecontrastDToavoidoverlappingthefibula第5題WhichofthefollowingmustbeconfirmedbeforeperformingakneeDRonafemalepatientofchildbearingage?()AAllergiestocontrastmediaBPregnancystatusCHistoryofkneesurgeryDMetalimplantsinthebody第6題FortheC1–2"openmouth"X-ray,whatisthecorrectpatientposition?()APronewithneckextendedBSupinewithheadtiltedbackCSittingwithmouthclosedDLateraldecubitusposition第7題WhatanatomicalstructuremustbeclearlyvisibleinastandardC1–2"openmouth"radiograph?()AMandibleoverlappingC1BDens(odontoidprocess)withoutoccipitaloverlapCCervicalvertebraeC3–C7DHyoidbone第8題Inmammography(MLOview),whatisthepurposeofcompressingthebreast?()AToreducemotionartifactsBTodecreaseradiationdoseandimprovetissueseparationCToenhancecalcificationvisibilityDBothBandC第9題Inmammography,whichbreastdensitycategoryismostlikelytoobscuresmalllesions?()AFattyBScatteredfibroglandularCHeterogeneouslydenseDExtremelydense第10題WhatistheidealdetectorangleforastandardpatientinmammographyMLOview?()A15°B30°C45°D60°第11題WhichofthefollowingisNOTarequirementforahigh-qualitykneeAPDRimage?()AFemoralcondylessymmetricallyalignedBPatellacenteredoverthefemoraltrochleaCFibularheadoverlapping>50%ofthetibiaDCleartibiofemoraljointspace第12題WhatisthekeycommunicationstepbeforeakneeDRexamination?()AExplainingtheneedforcontrastinjectionBInstructingthepatienttoremainstillduringexposureCDiscussingsurgicaloptionsDReviewingpreviousimagingreports第13題WhatisthestandardkVprangeforkneeDRexaminations?()A40–50kVpB60–65kVpC70–80kVpD90–100kVp第14題WhichofthefollowingareessentialstepsinkneeDRimagingpreparation?()AConfirmpatientidentityBRemovemetallicobjectsCInquireaboutpregnancyDUsecontrastagent正確答案：ABC第15題Whichanatomicalstructuresshouldbeclearlyvisibleinanopen-mouthcervicalX-ray?()AFirstcervicalvertebraBSecondcervicalvertebraCDensofaxisDThoracicvertebrae正確答案：ABC第16題Whichofthefollowingfactorsaffectmammographyexposuresettings?()APatientageBBreastdensityCBreastthicknessDSID正確答案：ABC第17題Whichindicatorsarepartofhigh-qualityDRkneeimages?()AClearjointspaceBNoimagedistortionCSymmetricalimageDPresenceofartifacts正確答案：ABC第18題WhichconditionsrequireadjustmentofkVinX-rayimaging?()APediatricpatientsBObesepatientsCThinpatientsDAllusesamekV正確答案：ABC第19題Whatarebenefitsofbreastcompressioninmammography?()AReducesmotionBMinimizestissueoverlapCImprovesimageclarityDIncreasespatientcomfort正確答案：ABC第20題WhichstructuresneedtobeincludedinMLObreastX-rayprojection?()ABreasttissueBPectoralmuscleCAxillaryregionDLowerribs正確答案：ABC第21題Whichactionscontributetooptimizedimagequalityinradiology?()ARegularqualitycontrolBStandardizedproceduresCTechnicalreviewmeetingsDReducingexposuretime正確答案：ABC第22題WhichofthefollowingaresignsofpoorMLOimaging?()AUnclearnippleprofileBIncompletepectoralmuscleCAsymmetricalimagesDClearvisiblesuperimposedstructures正確答案：ABC第23題Whatarethepurposesofopen-mouthcervicalX-rayprojection?()AShowatlasandaxisBEvaluatedensalignmentCDetectjointdislocationDExaminelumbarvertebrae正確答案：ABCChapter4:CTExaminationTechniques-Practice4第1題WhichofthefollowingarteriesiscommonlyevaluatedduringheadandneckCTA?____ACoronaryarteryBPulmonaryarteryCCarotidarteryDFemoralartery第2題Whichmodalityprovidesthebestspatialresolutionforvisualizingvascularcalcifications?____AMRIBMRACCTADDSA第3題Whichanatomicallandmarksectionshouldthepositioninglinepassthroughduringlateralscoutimaging?____ANasalbridgeBExternalauditorycanalCMandibleDSupraorbitalridge第4題WheredoesaCTAscantypicallystartwhenWhatistheusualstartingpointofaCTAscancoveringfromaorticarchtoskull?____AC1BC7CThoracicvertebraeDAorticarch第5題Whatisthemostcommonlyusedmethodforearlylungcancerscreening?()AMRIBChestDRCLow-doseCTDPET-CT第6題Theradiationdosefromofasinglelow-dosechestCTscanisapproximately:()A7mSvB1mSvC10mSvD0.1mSv第7題WhichofthefollowingindividualsshouldundergoannualLDCTscreeninguntilatleastage75?()AChildrenwithasthmaBPregnantwomenCYoungadultswithnosmokinghistoryDHigh-riskpopulationsforlungcancer第8題Whofirstproposedtheconceptoflow-doseCTscanning?()ANaidichandcolleaguesBDr.HounsfieldCTheWorldHealthOrganizationDTheFDA第9題Whichofthefollowingarepre-scanpreparationstepsforheadandneckCTA?()AEquipmentpreparationBPatientcommunicationCBloodpressuremonitoringDContrastagentsetup正確答案：ABD第10題WhichstatementsaboutMRAcomparedtoCTAarecorrect?()AMRAisnon-invasiveBMRAhasnoradiationexposureCMRAalwaysprovidesbetterbonevisualizationDMRAmayexaggeratestenosis正確答案：ABD第11題Whichofthefollowingareconsideredhigh-riskfactorsforlungcancer?()ASmokingover20cigarettesperdayBChroniccoughandsputumproductionCOccupationalexposuretoasbestosDFamilyhistoryofcancer正確答案：ABCD第12題Whichgroupsaresuitablecandidatesforlow-doseCTscreening?()APediatricpatientsBHealthyindividualsunder30withnoriskfactorsCPatientsunderregularcancerfollow-upDPeoplewithlong-termexposuretopassivesmoking正確答案：ACDChapter5:DSAExaminationTechniques-Practice5第1題Whichimagingmodalitycombinesbothhigh-resolutionanatomicalimaginganddynamicvascularvisualization?()AMRIBUltrasoundCCT-DSAfusionDX-ray第2題WhatisthefullformofTAVR?()ATransarterialVascularReconstructionBTranscatheterAorticValveReplacementCTissueAorticValveRepairDTransaorticVenousRadiography第3題C-armconebeamCTusesa()detectorsystemfordataacquisition.A1DB3DCAnalogDHigh-resolution2D第4題DuringTAVRpreparation,ECGleadsarecommonlyplacedatwhichanatomicallandmarks?()ABeneathclaviclesandintercostalmarginsBOverthesternumCAtthewristandanklesDAroundtheneck第5題WhichphaseimageispreferredformeasuringtheaorticannulusduringCTA?()ALatediastoleBSystolicphase(~30%R-R)CArterialphaseDPre-contrast第6題Whichimagingtechniqueisusedforintraoperative3Dreconstructionininterventionalprocedures?()AMRIBConventionalDSACPETDC-armconebeamCT第7題ThescanrangeforaorticCTAtypicallystartsfrom()A3cmabovetheaorticarchBThediaphragmCFemoralbifurcationDPulmonaryvein第8題WhatisacommonreconstructionslicethicknessforCTAevaluation?()A2.5mmB0.75mmC5mmD1.5cm第9題WhichvesseliscommonlyusedastheaccesspointforTAVR?()AFemoralarteryBSubclavianveinCCarotidarteryDBrachialartery第10題Whichtechniqueimprovesthevisualizationofstentpositioningbycombininganatomicalandfunctionalimaging?()ADSAaloneBEchocardiographyCCT-DSAfusionDUltrasound第11題DuringCTA,theminimumCTattenuationvalueforenhancedaortashouldexceed()A100HUB150HUC200HUD250HU第12題AkeyadvantageofTAVRovertraditionalsurgeryis()AHigherradiationdoseBOpen-chestprocedureCMinimallyinvasivenatureDLongerrecoverytime第13題C-armconebeamCTisespeciallyusefulfordetecting()ANormalanatomicalvariationBLungfunctionCSubtlevascularlesionsDLargebonetumors第14題WhichofthefollowingarepartoftheC-armconebeamCTscaning?()ADataacquisitionBImagereconstructionC2DdetectorusageDMRIfusion正確答案：ABC第15題WhatbenefitsdoesC-armCTofferduringinterventionalprocedures?()AImproved3DvisualizationBAccuratenavigationCBetterlesiondetectionDReducedhardwarecost正確答案：ABC第16題WhichphasesareusefulinaorticvalveassessmentwithCTA?()A30%R-RsystolicB60–70%R-RdiastolicCWholecardiaccycleDPre-contraststatic正確答案：ABC第17題WhichstructuresareevaluatedinTAVRpreoperativeCTA?()AFemoralarteryBAorticvalveCPulmonaryveinDAorticarch正確答案：ABD第18題WhatarekeygoalsofCT-DSAfusionimaging?()AStentpositioningB3DvascularmappingCReducedradiationdoseDValvecalcificationscoring正確答案：ABC第19題WhichstepsarerequiredforDSAimaging?()AContrastinjectionBImagesubtractionCVesselimagingDMRIacquisition正確答案：ABC第20題WhichcomponentsaffecttotalcontrasttimecalculationinrotationalDSA?()APeakframeBStartframeCRotationdurationDBreathingcycle正確答案：ABC第21題WhichanatomicalplanescanbereconstructedusingconebeamCT?()AAxialBSagittalCCoronalDOblique正確答案：ABC第22題WhichtechnologiesarehelpfulforguidingTAVRprocedures?()AECG-gatedCTABCT-DSAfusionCConebeamCTDPET/CT正確答案：ABC第23題WhichfactorsshouldbeconsideredbeforeTAVR?()ACalcificationofvalveBDiameterofaccessvesselCPresenceofdissectionDOxygensaturation正確答案：ABC第24題WhataremajoradvantagesofTAVR?()AMinimallyinvasiveBFasterrecoveryCLonghospitalstayDNoneedforopensurgery正確答案：ABD第25題WhichareasarescannedinTAVRCTA?()AAorticvalveBFemoralaccessrouteCPulmonaryarteryDAorticarch正確答案：ABD第26題WhatimprovementsdoesC-armCTbringtointerventionalimaging?()AMoreaccuratediagnosisBSupportforpuncturenavigationCDetailed3DreconstructionDLowerCTresolution正確答案：ABC第27題WhichfindingsmaynecessitatefurtherinterventionduringTAVR?()AStentcompressionBResidualstenosisCUnsatisfactorylumendiameterDValveregurgitationonly正確答案：ABC第28題InwhichclinicaldepartmentsisC-armCTcurrentlymostused?()ANeuro-interventionBPuncturenavigationCIliaccompressionevaluationDOphthalmology正確答案：ABCChapter6:MRIExaminationTechniques-Practice6第1題WhichofthefollowingisanindicationforcranialMRI?()AFractureofthefemurBLunginfectionCIntracranialspace-occupyinglesionDLivercirrhosis第2題WhichsequenceiscommonlyusedtosuppressfatsignalinMRI?()AT1WIBT2WICFLAIRDFS(FatSaturation)第3題WhatistherecommendedcontrastagentforenhancedMRIscanning?()ABariumsulfateBGd-DTPACIodine-basedcontrastDAir第4題WhatistheusualinjectionrateforGd-DTPAinenhancedbrainMRI?()A0.1ml/sB0.5ml/sC1-2ml/sD5ml/s第5題WhichMRItechniqueisusedtovisualizebloodvesselswithoutcontrastagent?()AT1WIBTOF-MRACDWIDPDWI第6題WhatdoesDWIstandforinMRI?()ADigitalWaveImagingBDiffusionWeightedImagingCDensityWeightIndexDDynamicWaveformImaging第7題WhatistheunitoftheflowencodingvalueinPC-MRA?()Am/sBL/minCcm/sDmmHg第8題InshoulderMRI,whatistherecommendedpatientposition?()AProneBSupinewithaffectedarmclosetobodyCSittingDStanding第9題Whichligamentstabilizesthehumeralheadandpreventsover-rotation?()AGlenohumeralligamentBCoracoacromialligamentCCoracohumeralligamentDRotatorcuff第10題WhatisthepurposeofusingaPD-FSE-FSsequence?()ABonevisualizationBLungimagingCSofttissueandcartilageevaluationDLiverevaluation第11題Whichisatypicalfieldofview()settingforhigh-resolutionshoulderMRI?()A50cmB35cmC16cmD60cm第12題Whatcancausethe'magicangleeffect'inMRI?()AMotionartifactsBTEtoolongCTissueat55°angletomagneticfieldDOverheating第13題WhatistheoptimalTEadjustmenttoreducemagicangleeffect?()ADecreaseTEBIncreaseTECUseT1WIDUsePDWI第14題WhatshouldbedonebeforeashoulderMRIscan?()AFeedthepatientBInserturinarycatheterCRemoveallmetalobjectsDAskthepatienttofastfor24hours第15題Whichstructureisnotatruejointbutallowsscapularmotion?()AAcromioclavicularjointBSternoclavicularjointCGlenohumeraljointDScapulothoracicarticulation第16題WhichofthefollowingareindicationsforcranialMRI?()A