TEST BANK FOR Radiation Physics Iannucci Dental Radiography, 6th Edition QUESTIONS AND ANSWERS.pdf

Test Bank For Dental Radiography Pri
n n n n n




nciples And Techniques, 5th Edition,
n n n n n




Joen Iannucci, Laura Howerton
n n n




A+

,Chapter 01: Radiation History
n n n


Iannucci:nDentalnRadiography,n5thnEdition



MULTIPLEnCHOICE

1. Radiationnisndefinednas
a. anformnofnenergyncarriednbynwavesnor nstreamsnofnparticles.
b. anbeamnofnenergynthatnhasnthenpower ntonpenetratensubstancesnandnrecordn
imagenshadowsnonnanreceptor.
c. anhigh-
energynradiationnproducednbynthencollisionnofnanbeamnofnelectronsnwithnanmet
alntargetninnannx-rayntube.
d. anbranchnofnmedicinenthatndealsnwithnthenusenofnx-rays.
ANS:n A

Radiationnisnanformnofnenergyncarriednbynwavesnornstreamsnofnparticles.nAnnx-
raynisnanbeamnofnenergynthatnhasnthenpower ntonpenetratensubstancesnandnrecordnimagenshadowsno
nnanreceptor.

X-radiationnisnanhigh-
energynradiationnproducednbynthencollisionnofnanbeamnofnelectronsnwithnanmetalntargetninnannx-
rayntube.nRadiologynisnanbranchnofnmedicinenthatndealsnwithnthenusenof

x-rays.

DIF: Recall REF:n Page n2 OBJ:n n 1

TOP:n CDA,nRHS,nIII.B.2.nDescribe nthe ncharacteristicsnofnx-radiation

MSC:n NBDHE,n2.0nObtainingnandnInterpretingnRadiographsn|nNBDHE,n2.1nPrinciplesnof nradiophysicsnandnradi
obiology

2. Anradiographnisndefinednas
a. anbeamnofnenergynthatnhasnthenpower ntonpenetratensubstancesnandnrecordn
imagenshadowsnonnanreceptor.
b. anpicturenonnfilmnproducednbynthenpassagenofnx-raysnthroughnannobjectnornbody.
c. thenartnandnsciencenofnmaking nradiographsnbynthenexposurenofnannimagenreceptorn
tonx-rays.
d. anformnofnenergyncarriednbynwavesnor nanstreamnofnparticles.
ANS:n B

Annx-
raynisnanbeamnofnenergynthatnhasnthenpower ntonpenetratensubstancesnandnrecordnimagenshado
wsnonnanreceptor.n Anradiographnisnanpicturenonnfilmnproducednbynthenpassagenofnx-
raysnthroughnannobjectnornbody.nRadiographynisnthenartnandnsciencenofnmaking ndentalnimagesn
bynthenexposurenofnanreceptor ntonx-
rays.n Radiationnisnanformnofnenergyncarriednbynwavesnornstreamsnofnparticles.

, DIF: Comprehension REF:n Page n2
OBJ:n 1nTOP:n CDA,nRHS,nIII.B.2.nDescribe nthe ncharacteristicsnofnx-
radiation

MSC:n NBDHE,n2.0nObtainingnandnInterpretingnRadiographsn|nNBDHE,n2.1nPrinciplesnof nradiophysicsnandnradi
obiology

3. Your npatientnaskednyounwhyndentalnimagesnarenimportant.nWhichnofnthenfollowing nisn
thencorrectnresponse?
a. Annoralnexaminationnwithndentalnimagesnlimitsnthenpractitioner ntonwhatnisn
seennclinically.
b. Allndentalndiseasesnandnconditionsnproducenclinical nsignsnandnsymptoms.
c. Dentalnimagesnarennotnannecessaryncomponentnofncomprehensivenpatientncare.
d. Manyndentalndiseasesnarentypicallyndiscoverednonlynthroughnthenusenofn
dentalnimages.
ANS:n D

Annoralnexaminationnwithoutndentalnimagesnlimitsnthenpractitioner ntonwhatnisnseennclinically.nMa
nyndentalndiseasesnandnconditionsnproducennonclinical nsignsnandnsymptoms.n Dentalnimagesnaren
annecessaryncomponentnofncomprehensivenpatientncare.nManyndentalndiseasesnarentypicallyndisc
overednonlynthroughnthenusenofndentalnimages.

DIF: Application REF:n Page n2 OBJ:n n 2

TOP:n CDA,nRHS,nIII.B.2.nDescribe nthe ncharacteristicsnofnx-radiation

MSC:n NBDHE,n2.0nObtainingnandnInterpretingnRadiographsn|nNBDHE,n2.5nGeneral

4. Thenx-raynwasndiscoverednby
a. HeinrichnGeissler
b. WilhelmnRoentgen
c. JohannnHittorf
d. WilliamnCrookes
ANS:n B

HeinrichnGeissler nbuiltnthenfirstnvacuumntubeninn1838.n n WilhelmnRoentgenndiscoverednthe

x-
raynonnNovember n8,n1895.n JohannnHittorfnobservedninn1870nthatndischargesnemittednfromnthe
n negativen electroden ofn a n vacuum n tuben traveledn inn straightn lines,n producedn heat,n andn resultedn i


nnangreenishnfluorescence.nWilliamnCrookesndiscoveredninnthenlaten1870snthatncathodenraysnw
erenstreamsnofnchargednparticles.

DIF: Recall REF:n Page n2 OBJ:n n 4

TOP:n CDA,nRHS,nIII.B.2.nDescribe nthe ncharacteristicsnofnx-radiation

MSC:n NBDHE,n2.0nObtainingnandnInterpretingnRadiographsn|nNBDHE,n2.5nGeneral

, 5. WhonexposednthenfirstndentalnradiographninnthenUnitednStatesnusing nanlivenperson?
a. OttonWalkoff
b. WilhelmnRoentgen
c. EdmundnKells
d. WestonnPrice
ANS:n C

OttonWalkoffnwasnanGermanndentistnwhonmadenthenfirstndentalnradiograph.n WilhelmnRoentge
nnwasnanBavariannphysicistnwhondiscoverednthenx-
ray.n EdmundnKellsnexposednthenfirstndentalnradiographninnthenUnitednStatesnusing nanlivenperso
n.n Pricenintroducednthenbisecting ntechniqueninn1904.

DIF: Recall REF:n Page n4 OBJ:n n 5

TOP:n CDA,nRHS,nIII.B.2.nDescribe nthe ncharacteristicsnofnx-radiation

MSC:n NBDHE,n2.0nObtainingnandnInterpretingnRadiographsn|nNBDHE,n2.5nGeneral




6. Currentnfastnradiographicnfilmnrequiresn
%nlessnexposurentimenthanntheninitialn
exposurentimesnusedninn1920.
a. 33
b. 98
c. 73


d. 2
ANS:n D

Currentnfastnradiographicnfilmnrequiresn98%nlessnexposurentimenthanntheninitialnexposurentimesnuse
dninn1920.

DIF: Comprehension REF:n Page n5
OBJ:n 6nTOP:n CDA,nRHS,nIII.B.2.nDescribe nthe ncharacteristicsnofnx-
radiation

MSC:n NBDHE,n2.0nObtainingnandnInterpretingnRadiographsn|nNBDHE,n2.5nGeneral