Introduction to Radiologic and Imaging Sciences and Patient Care, 6th Edition by Alder

,
,ChapterA01:A IntroductionA toA ImagingA andA RadiologicA Sciences
Adler: Introduction to Radiologic and Imaging Sciences and Patient Care, 6th Edition

MULTIPLEACHOICE

1. TheA useA ofA x-raysA toA createA aA medicalA imageA onA patientsA isA referredA toA as
a. electrocardiography.
b. radiography.
c. sonography.
d. magneticAresonanceAimaging.
ANS: B
RadiographyAisAtheAmakingAofArecordsAofAinternalAstructuresAofAtheAbodyAbyApassageAofAx-
AraysA orA gammaA raysA throughA theA body.A TheseA recordsA orA imagesA areA typicallyA referredA t

oA aAsAradiographs.

REF: p.A 4

2. ParticularAcareAmustAbeAtakenAwhenAusingAradiationAforAmedicalAimaging.AThisAisAtheAresult 6


A ofAradiation’sAabilityAtoAcreate

inA humanA tissueA andA possibleA biochemicalA changes
.
a. ionizations
b. radioA waves
c. soundA waves
d. thermalAchanges
ANS: A
SomeAformsAofAelectromagneticA energy,AincludingA x-
rays,AhaveAtheAabilityAtoAionizeAatomsAinAmatter.ATheseAionizationsAhaveAtheAabilityAtoAdisru
A ptAtheAcompositionAofAmatterAandAareAcapableAofAdisruptingAlifeAprocesses.ASpecialAprotect

iA onAshouldAbeAprovidedAtoApreventA excessiveAexposureAtoAionizingAradiation.

REF: p.A 3

3. InAtheAdiagnosisAofApatientAdiseaseAstates,AphysiciansAcanAselectAfromAanAarrayAofAmedicalA
diagnosticAmodalities.AAAfewAofAtheseAinvolveAtheAuseAofAionizingAenergyAtoAcreateAaAmedi
A calAimage.AIfAaAphysicianAisAconcernedAaboutAtheAuseAofAionizingAradiation,AheAorAsheAmay

AchooseAtoAorderAanyAofAtheAfollowingAdiagnosticAmodalitiesAEXCEPT

a. thermograms.
b. medicalA sonography.
c. radiography.
d. magneticAresonanceAimaging.
ANS: C
RadiographyA involvesA theA useA ofA x-
raysAforAtheAproductionAofAmedicalAimages.AMedicalAproceduresAsuchAasAthermograms,Ason
oAgrams,AandAmagneticAresonanceAscansAuseAnonionizingAenergyAformsAandAconsequentlyAd
oA notAproduceAionizationsAinAhumanAtissue.ATheyAareAregardedAasAnonionizingAmodalitiesAf
orAiAmagingAandAofferAexcellentAalternativesAtoAphysiciansA concernedA aboutA radiationA expo
sureA tAoApatients.

, REF:A A A pp.A 3-4

4. TheAGreekAphysicianAHippocratesAisAregardedAasAtheAfatherAofAWesternAmedicine.AAllAofA
tAheAfollowingAchoicesArepresentAhisAmedicalAbeliefsAEXCEPTAthe
a. useA ofA highA ethicalA standardsA ofA conduct.
b. importantA medicalA valueA ofA sorceryA andA witchcraft.
c. importanceAofA closelyAmonitoringA aApatient’sAconditionA andA recovery.
d. valueAofA dietA andA exerciseA andA allowingA natureA toA takeA itsA courseA inA recovery.
ANS: B
TheAHippocraticACorpusAisAwritingsAthatAtheyAemphasizeArationalAandAnaturalAexplanationsA
fAorAtheAtreatmentAofAdiseaseAandArejectAsorceryAandAmagic.ATheAHippocraticAoathAstillAgove
rA nsAtheAethicalAconductAofAphysiciansAtoday.

REF: p.A 5

5. ThroughoutAtheAhistoryAofAmedicine,AremarkableAachievementsAhaveAbeenArecorded.AThe
sAeAeventsAhaveAledAtoAourAcurrentAunderstandingAofAtheAhumanAorganismAandAdisease.AA
s A thisAresearchAcontinues,A muchAofAitAwillAmostAlikelyAfocusAon
6


a. properA sanitationA andA publicA health.
b. immunologyA andA theA developmentA ofA vaccines.
c. germA theoryA andA infection.
d. humanA genesA andA geneticA engineering.
ANS: D
AlthoughAtheAHumanAGenomeAProjectAisAfinished,AanalysesAofAtheAdataAwillAcontinueAforA m
anyAyears.ATheAreplacementAofAfaultyAgenesAthroughAgeneAtherapyAoffersApromisesAofAcureA
sAforAaAvarietyAofAhereditaryAdiseases,AandAthroughAgeneticAengineering,AimportantApharmaA
ceuticalsA continueA toA beA developed.A MedicalA researchA willA continueA toA focusA onA theA gene
tiAcAcodeAinAallAcells.

REF: p.A 6

6. WilhelmAC.ARoentgen’sAdiscoveryAofA―theAx-
ray‖AisAregardedAasAoneAofAmedicine’sAmostAsignificantAachievements.AAlthoughAhisAdiscoA
veryAwasAaccidental,AhisAearlyAresearchAwasAsoAthoroughAthatAnoAsignificantAfindingsAhave
AbeenAaddedAtoAhisAoriginalAtheories.AThisAinAitselfAisAaAtrueAtributeAtoAtheAbrillianceAofARoA

entgenA asA aA scientist.A OneA ofA theA mostA famousA earlyA imagesA heA createdA wasA anA x-
rayA imageA ofA his
a. colon.
b. laboratoryAassistant’sAfoot.
c. wife’sAhand.
d. kidneys.
ANS: C
NovemberA8,A1895,AisAbelievedAbyAhistoriansAtoAbeAtheAdayAthatARoentgenAcreatedAtheAfamo
AusAimageAofAtheAhandAofAhisAwife.AThroughAhisAinvestigativeAmethods,ARoentgenAidentified

AtheApropertiesAofAx-rays.




REF: p.A 6