Principles and Techniques 6th Edition
By Joen Iannucci & Laura Jansen Howerton
Chapters 1-35 | Complete latest update
,Chapteri01:iRadiationiHistory
Iannucci:iDentaliRadiography,i6thiEdition
MULTIPLEiCHOICE
1. Radiationiisidefinedias
a. aiformiofienergyicarriedibyiwavesioristreamsiofiparticles.
b. aibeamiofienergyithatihasitheipoweritoipenetrateisubstancesiandirecordiimageish
adowsioniaireceptor.
c. aihigh-
energyiradiationiproducedibyitheicollisioniofiaibeamiofielectronsiwithiaimetalitar
getiinianix-rayitube.
d. aibranchiofimedicineithatidealsiwithitheiuseiofix-rays.
ANSWER:i A
Radiationiisiaiformiofienergyicarriedibyiwavesioristreamsiofiparticles.iAnix-
rayiisiaibeamiofienergyithatihasitheipoweritoipenetrateisubstancesiandirecordiimageishadowsioni
aireceptor.
X-radiationiisiaihigh-
energyiradiationiproducedibyitheicollisioniofiaibeamiofielectronsiwithiaimetalitargetiinianix-
rayitube.iRadiologyiisiaibranchiofimedicineithatidealsiwithitheiuseiof
x-rays.
DIF: Recall REF:iiiPagei2 OBJ:i 1
TOP:i CDA,iRHS,iIII.B.2.iDescribeitheicharacteristicsiofix-radiation
MSC:i NBDHE,i2.0iObtainingiandiInterpretingiRadiographsi|iNBDHE,i2.1iPrinciplesiofiradiophysicsiandir
adiobiology
2. Airadiographiisidefinedias
a. aibeamiofienergyithatihasitheipoweritoipenetrateisubstancesiandirecordiimageish
adowsioniaireceptor.
b. aipictureionifilmiproducedibyitheipassageiofix-raysithroughianiobjectioribody.
c. theiartiandiscienceiofimakingiradiographsibyitheiexposureiofianiimageireceptoritoix-
rays.
d. aiformiofienergyicarriedibyiwavesioriaistreamiofiparticles.
ANSWER:i B
Anix-
rayiisiaibeamiofienergyithatihasitheipoweritoipenetrateisubstancesiandirecordiimageishadowsioni
aireceptor.i Airadiographiisiaipictureionifilmiproducedibyitheipassageiofix-
raysithroughianiobjectioribody.iRadiographyiisitheiartiandiscienceiofimakingidentaliimagesibyith
eiexposureiofiaireceptoritoix-
rays.i Radiationiisiaiformiofienergyicarriedibyiwavesioristreamsiofiparticles.
DIF: Comprehension REF:iiiPagei2
OBJ:i1iTOP:i CDA,iRHS,iIII.B.2.iDescribeitheicharacteristicsiofix-
radiation
MSC:i NBDHE,i2.0iObtainingiandiInterpretingiRadiographsi|iNBDHE,i2.1iPrinciplesiofiradiophysicsiandir
adiobiology
3. Youripatientiaskediyouiwhyidentaliimagesiareiimportant.iWhichiofitheifollowingiisitheico
rrectiresponse?
a. Anioraliexaminationiwithidentaliimagesilimitsitheipractitioneritoiwhatiisiseenicli
nically.
,b. Allidentalidiseasesiandiconditionsiproduceiclinicalisignsiandisymptoms.
, c. Dentaliimagesiareinotiainecessaryicomponentioficomprehensiveipatienticare.
d. Manyidentalidiseasesiareitypicallyidiscoveredionlyithroughitheiuseiofidentalii
mages.
ANSWER:i D
Anioraliexaminationiwithoutidentaliimagesilimitsitheipractitioneritoiwhatiisiseeniclinically.iManyi
dentalidiseasesiandiconditionsiproduceinoiclinicalisignsiandisymptoms.iDentaliimagesiareiainecess
aryicomponentioficomprehensiveipatienticare.iManyidentalidiseasesiareitypicallyidiscoveredionlyi
throughitheiuseiofidentaliimages.
DIF: Application REF:iiiPagei2 OBJ:i 2
TOP:i CDA,iRHS,iIII.B.2.iDescribeitheicharacteristicsiofix-radiation
MSC:i NBDHE,i2.0iObtainingiandiInterpretingiRadiographsi|iNBDHE,i2.5iGeneral
4. Theix-rayiwasidiscoverediby
a. HeinrichiGeissler
b. WilhelmiRoentgen
c. JohanniHittorf
d. WilliamiCrookes
ANSWER:i B
HeinrichiGeissleribuiltitheifirstivacuumitubeiini1838.i WilhelmiRoentgenidiscoveredithe
x-
rayioniNovemberi8,i1895.iJohanniHittorfiobservediini1870ithatidischargesiemittedifromitheineg
ativeielectrodeiofiaivacuumitubeitravelediinistraightilines,iproducediheat,iandiresultediiniaigreeni
shifluorescence.iWilliamiCrookesidiscoverediinitheilatei1870sithaticathodeiraysiwereistreamsiof
ichargediparticles.
DIF: Recall REF:iiiPagei2 OBJ:i 4
TOP:i CDA,iRHS,iIII.B.2.iDescribeitheicharacteristicsiofix-radiation
MSC:i NBDHE,i2.0iObtainingiandiInterpretingiRadiographsi|iNBDHE,i2.5iGeneral
5. WhoiexposeditheifirstidentaliradiographiinitheiUnitediStatesiusingiailiveiperson?
a. OttoiWalkoff
b. WilhelmiRoentgen
c. EdmundiKells
d. WestoniPrice
ANSWER:i C
OttoiWalkoffiwasiaiGermanidentistiwhoimadeitheifirstidentaliradiograph.iWilhelmiRoentgeniwas
iaiBavarianiphysicistiwhoidiscovereditheix-
ray.i EdmundiKellsiexposeditheifirstidentaliradiographiinitheiUnitediStatesiusingiailiveiperson.iiiP
riceiintroduceditheibisectingitechniqueiini1904.
DIF: Recall REF:iiiPagei4 OBJ:i 5
TOP:i CDA,iRHS,iIII.B.2.iDescribeitheicharacteristicsiofix-radiation
MSC:i NBDHE,i2.0iObtainingiandiInterpretingiRadiographsi|iNBDHE,i2.5iGeneral
6. Currentifastiradiographicifilmirequires
%ilessiexposureitimeithanitheiinitialiexposureitimesiusediini1920.
a. 33
b. 98
c. 73