秦皇島市中醫(yī)院影像醫(yī)學英語考核一、單選題（共10題，每題2分，共20分）1.Inradiology,whichofthefollowingtermsreferstotheuseofsoundwavestocreateimagesofinternalbodystructures?A.MRIB.CTC.UltrasoundD.PET2.Whatistheprimaryadvantageofdigitalradiographyovertraditionalfilm-basedradiography?A.HigherradiationdoseB.LongerexposuretimeC.InstantimageavailabilityD.Bettercontrastresolution3.Theprocessofconvertinganalogradiographicimagesintodigitalformatiscalled:A.ScanningB.CompressionC.EnhancementD.Calibration4.Whichoftheseimagingmodalitiesismostcommonlyusedforevaluatingbonefractures?A.MRIB.CTC.UltrasoundD.PET5.Incomputedtomography(CT),theterm"helicalscan"refersto:A.AsinglesliceacquisitionB.Multi-planarreconstructionC.SpiraldataacquisitionD.High-resolutionimaging6.Theterm"contrastagent"inimagingismostcloselyassociatedwith:A.MRIB.CTC.UltrasoundD.X-ray7.Whichofthefollowingisacommonlimitationofmagneticresonanceimaging(MRI)?A.LimitedsofttissuecontrastB.HighspatialresolutionC.ShortacquisitiontimeD.Lackoffunctionalimagingcapabilities8.Theterm"angiography"referstoimagingofwhichbodysystem?A.MusculoskeletalsystemB.CardiovascularsystemC.CentralnervoussystemD.Respiratorysystem9.Inradiology,theterm"windowing"refersto:A.AdjustingthebrightnessoftheimageB.OptimizingthecontrastforspecifictissuesC.CorrectingforpatientmotionD.Filteringoutnoise10.Whichofthefollowingisakeyadvantageofpositronemissiontomography(PET)inoncology?A.HighspatialresolutionB.ExcellentsofttissuecontrastC.FunctionalandmetabolicimagingD.Shortacquisitiontime二、多選題（共5題，每題3分，共15分）1.Whichofthefollowingareadvantagesofdigitalimagingoverfilm-basedimaging?A.FasterimageacquisitionB.LowerradiationdoseC.BetterimagestorageD.Improvedcontrastresolution2.Whichimagingmodalitiesarecommonlyusedforevaluatingjointdisorders?A.MRIB.CTC.X-rayD.Ultrasound3.Whataretheprimaryrisksassociatedwithcomputedtomography(CT)imaging?A.RadiationexposureB.Contrast-inducednephropathyC.AllergicreactionsD.Motionartifacts4.Whichofthefollowingarefunctionsofcontrastagentsinimaging?A.EnhancingtissuevisibilityB.ReducingradiationdoseC.ImprovingspatialresolutionD.Reducingartifacts5.Whichimagingmodalitiesarecommonlyusedinemergencysettingsfortraumaevaluation?A.X-rayB.CTC.MRID.Ultrasound三、填空題（共10題，每題2分，共20分）1.Theprocessofconvertingdigitalradiographicimagesintoaprintableformatiscalled________.2.Theterm"Hounsfieldunits"isusedtomeasurethe________inCTimages.3.Inultrasound,theterm"Dopplereffect"referstothe________ofsoundwavesastheyreflectoffmovingbloodvessels.4.TheprimarypurposeofacontrastagentinMRIisto________thesignalfromcertaintissues.5.Theterm"angiography"referstoimagingofthe________system.6.Inradiology,theterm"windowing"referstotheprocessofadjustingthe________and________oftheimagedisplay.7.TheprocessofreconstructingCTdatainto3Dimagesiscalled________.8.Theterm"functionalMRI"(fMRI)referstoMRIthatmeasures________changesinthebrain.9.Theprimaryadvantageofdigitalradiographyoverfilm-basedradiographyistheabilityto________imagesinstantly.10.Theterm"ultrasound"referstotheuseof________wavestocreateimagesofinternalbodystructures.四、簡答題（共5題，每題4分，共20分）1.Brieflydescribetheprincipleofmagneticresonanceimaging(MRI).2.WhatarethemaindifferencesbetweenCTandMRIintermsofimagingtechniqueandapplications?3.Explainthepurposeofcontrastagentsinradiology.4.Describetheadvantagesofdigitalradiographyovertraditionalfilm-basedradiography.5.Whatarethekeyfactorstoconsiderwheninterpretingradiographicimages?五、翻譯題（共5題，每題5分，共25分）1.TranslatethefollowingintoEnglish:"在影像學中，對比劑的作用是增強組織之間的差異，從而提高圖像的診斷價值。"2.TranslatethefollowingintoEnglish:"磁共振成像（MRI）是一種無創(chuàng)的成像技術，可以提供高分辨率的軟組織圖像。"3.TranslatethefollowingintoEnglish:"CT血管造影（CTA）是一種用于評估血管結構和病變的成像技術，常用于診斷血管阻塞和腫瘤。"4.TranslatethefollowingintoEnglish:"超聲檢查是一種無輻射的成像技術，常用于評估腹部器官和新生兒神經系統(tǒng)。"5.TranslatethefollowingintoEnglish:"在放射科，窗口技術是指調整圖像的窗寬和窗位，以優(yōu)化特定組織的顯示效果。"答案與解析一、單選題答案1.C(Ultrasound)2.C(Instantimageavailability)3.A(Scanning)4.B(CT)5.C(Spiraldataacquisition)6.B(CT)7.A(Limitedsofttissuecontrast)8.B(Cardiovascularsystem)9.B(Optimizingthecontrastforspecifictissues)10.C(Functionalandmetabolicimaging)二、多選題答案1.A,B,C2.A,C,D3.A,B,C4.A,D5.A,B,D三、填空題答案1.Printing2.Attenuation3.Frequencyshift4.Enhancing5.Cardiovascular6.Brightness,contrast7.3Dreconstruction8.Bloodflow9.View10.Sound四、簡答題答案1.MRIPrinciple:MRIusesstrongmagneticfieldsandradiowavestoalignhydrogenatomsinthebody.Whentheseatomsreturntotheiroriginalstate,theyemitsignalsthataredetectedbytheMRIscannerandusedtocreatedetailedimagesofinternaltissues.2.CTvs.MRI:-CT:UsesX-raysanddetectorstocreatecross-sectionalimages.Itisfasterandbetterforboneandcalciumimagingbutusesradiation.-MRI:Usesmagneticfieldsandradiowaves.Itprovidesbettersofttissuecontrastandisradiation-freebutslower.3.PurposeofContrastAgents:ContrastagentsenhancetissuevisibilitybyalteringthemagneticpropertiesinMRIortheX-rayabsorptioninCT,helpingtodifferentiatebetweentissues(e.g.,bloodvesselsvs.surroundingstructures).4.AdvantagesofDigitalRadiography:-Instantimageavailability-Lowerradiationdose-Betterimagestorageandretrieval-Reducedenvironmentalwaste5.KeyFactorsinImageInterpretation:-Patienthistoryandclinicalcontext-Imagequality(contrast,resolution,artifacts)-Anatomicallandmarks-Presenceofabnormalities五、翻譯題答案1."Inradiology,theroleofcontrastagentsistoenhance