Questions with 100% Correct
Answers
WhichAofAtheAfollowingAreducesAtheAscatterAradiationAreachingAtheAdetectors?
A
A.APost-patientAcollimation
B.APre-patientAcollimation
C.APre-detectorAcollimation
D.ABothAAA&ACA-AAnswerAD.ABothAAA&AC
WhichAofAtheAfollowingAisAtheAprimaryAinteractionAbetweenAx-
rayAphotonsAandAtissueAduringAcomputedAtomography?
A
A.ABremsstrahlung
B.ACharacteristic
C.AComptonAeffect
D.ACoherentAscatterA-AAnswerAC
TheAprocessAbyAwhichAelectronsAareAproducedAatAtheAcathodeAofAaACTAx-
rayAtubeAisAknownAas:
A
A.Arectification
B.AanodeAheelAeffect
C.AthermionicAemission
D.AisotropicAemissionA-AAnswerAC
TheAassignmentAofAdifferentAgenerationsAtoACTAscannersAisAbasedAonAtheAconfigurationAofAth
e:
A
A.ApatientAandAgantry
B.AtubeAandAdetectors
C.AanodeAandAcathode
, D.AtubeAandAcollimatorsA-AAnswerAB
WhenAoneAisAusingAaAthird-
generationACTAscanner,AitAisAimportantAthatAreferenceAdetectorsApositionedAatAtheAperipheralA
portionsAofAtheAdetectorAarrayAbeAexposedAto:
A
A.AhomogeneousAradiation
B.AunattenuatedAradiation
C.AmonochromaticAradiation
D.AremnantAradiationA-AAnswerAD
InA1979,AtheAscientistsA__________AandA__________AsharedAtheANobelAPrizeAforAtheirAres
earchAinAcomputedAtomography
A
A.AWatsonAandACrick
B.AOlendorfAandAHounsfield
C.AHounsfieldAandACormack
D.AHounsfieldAandAAmbroseA-AAnswerAC
TheAtypeAofAcompensatingAfilterAusedAatAtheAx-rayAtubeAofAaACTAscannerAisAcalledAa:
A
A.Akernel
B.AwaterAbath
C.Abow-tieAfilter
D.AwedgeAfilterA-AAnswerAC
TheAinteractionAbetweenAx-
rayAandAmatterAthatAisAresponsibleAforAtheAproductionAofAtheAscatterAradiationAabsorbedAbyA
theApatientAandAdetectorsAis:
A
A.AComptonAeffect.
B.Abremsstrahlung.
C.Aphotoelectric.