, TEST lBANK l: lTITLE lOF lTEXTBOOK: lDENTAL
lRADIOGRAPHY, lPRINCIPLES lAND lTECHNIQUES,
lJOEN lIANNUCCI l& lLAURA lJANSEN lHOWERTON, l6TH
lEDITION
,Chapter l01: lRadiation lHistory
MULTIPLE lCHOICE
1. Radiation lis ldefined las
a. a lform lof lenergy lcarried lby lwaves lor lstreams lof lparticles.
b. a lbeam lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord
limage lshadows lon la lreceptor.
c. a lhigh-energy lradiation lproduced lby lthe lcollision lof la lbeam lof lelectrons
lwith la lmetal ltarget lin lan lx-ray ltube.
d. a lbranch lof lmedicine lthat ldeals lwith lthe luse lof lx-rays.
ANS: l A
Radiation lis la lform lof lenergy lcarried lby lwaves lor lstreams lof lparticles. lAn lx-ray lis la lbeam
lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord limage lshadows lon la
lreceptor.
X-radiation lis la lhigh-energy lradiation lproduced lby lthe lcollision lof la lbeam lof lelectrons lwith
la lmetal ltarget lin lan lx-ray ltube. lRadiology lis la lbranch lof lmedicine lthat ldeals lwith lthe luse
lof
x-rays.
DIF: Recall REF: l Page l2 OBJ: l l 1
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.1 lPrinciples lof
lradiophysics land lradiobiology
2. A lradiograph lis ldefined las
a. a lbeam lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord
limage lshadows lon la lreceptor.
b. a lpicture lon lfilm lproduced lby lthe lpassage lof lx-rays lthrough lan lobject lor lbody.
c. the lart land lscience lof lmaking lradiographs lby lthe lexposure lof lan limage lreceptor
lto lx-rays.
d. a lform lof lenergy lcarried lby lwaves lor la lstream lof lparticles.
ANS: l B
An lx-ray lis la lbeam lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord
limage lshadows lon la lreceptor. l A lradiograph lis la lpicture lon lfilm lproduced lby lthe
lpassage lof lx-rays lthrough lan lobject lor lbody. lRadiography lis lthe lart land lscience lof
lmaking ldental limages lby lthe lexposure lof la lreceptor lto lx-rays. l Radiation lis la lform lof
lenergy lcarried lby lwaves lor lstreams lof lparticles.
DIF: Comprehension REF: l Page l2 OBJ:
l 1 lTOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-
radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.1 lPrinciples lof
lradiophysics land lradiobiology
3. Your lpatient lasked lyou lwhy ldental limages lare limportant. lWhich lof lthe lfollowing lis
lthe lcorrect lresponse?
a. An loral lexamination lwith ldental limages llimits lthe lpractitioner lto lwhat lis
lseen lclinically.
b. All ldental ldiseases land lconditions lproduce lclinical lsigns land lsymptoms.
, c. Dental limages lare lnot la lnecessary lcomponent lof lcomprehensive lpatient lcare.
d. Many ldental ldiseases lare ltypically ldiscovered lonly lthrough lthe luse lof
ldental limages.
ANS: l D
An loral lexamination lwithout ldental limages llimits lthe lpractitioner lto lwhat lis lseen
lclinically. lMany ldental ldiseases land lconditions lproduce lno lclinical lsigns land lsymptoms.
l Dental limages lare la lnecessary lcomponent lof lcomprehensive lpatient lcare. lMany ldental
ldiseases lare ltypically ldiscovered lonly lthrough lthe luse lof ldental limages.
DIF: Application REF: l Page l2 OBJ: l l 2
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.5 lGeneral
4. The lx-ray lwas ldiscovered lby
a. Heinrich lGeissler
b. Wilhelm lRoentgen
c. Johann lHittorf
d. William lCrookes
ANS: l B
Heinrich lGeissler lbuilt lthe lfirst lvacuum ltube lin l1838. l l Wilhelm lRoentgen ldiscovered lthe
x-ray lon lNovember l8, l1895. l Johann lHittorf lobserved lin l1870 lthat ldischarges lemitted
lfrom lthe lnegative lelectrode lof la lvacuum ltube ltraveled lin lstraight llines, lproduced lheat,
land lresulted lin la lgreenish lfluorescence. lWilliam lCrookes ldiscovered lin lthe llate l1870s
lthat lcathode lrays lwere lstreams lof lcharged lparticles.
DIF: Recall REF: l Page l2 OBJ: l l 4
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.5 lGeneral
5. Who lexposed lthe lfirst ldental lradiograph lin lthe lUnited lStates lusing la llive lperson?
a. Otto lWalkoff
b. Wilhelm lRoentgen
c. Edmund lKells
d. Weston lPrice
ANS: l C
Otto lWalkoff lwas la lGerman ldentist lwho lmade lthe lfirst ldental lradiograph. l Wilhelm
lRoentgen lwas la lBavarian lphysicist lwho ldiscovered lthe lx-ray. l Edmund lKells lexposed lthe
lfirst ldental lradiograph lin lthe lUnited lStates lusing la llive lperson. l Price lintroduced lthe
lbisecting ltechnique lin l1904.
DIF: Recall REF: l Page l4 OBJ: l l 5
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.5 lGeneral
6. Current lfast lradiographic lfilm lrequires l % lless lexposure ltime lthan lthe linitial
lexposure ltimes lused lin l1920.
a. 33
b. 98
c. 73
lRADIOGRAPHY, lPRINCIPLES lAND lTECHNIQUES,
lJOEN lIANNUCCI l& lLAURA lJANSEN lHOWERTON, l6TH
lEDITION
,Chapter l01: lRadiation lHistory
MULTIPLE lCHOICE
1. Radiation lis ldefined las
a. a lform lof lenergy lcarried lby lwaves lor lstreams lof lparticles.
b. a lbeam lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord
limage lshadows lon la lreceptor.
c. a lhigh-energy lradiation lproduced lby lthe lcollision lof la lbeam lof lelectrons
lwith la lmetal ltarget lin lan lx-ray ltube.
d. a lbranch lof lmedicine lthat ldeals lwith lthe luse lof lx-rays.
ANS: l A
Radiation lis la lform lof lenergy lcarried lby lwaves lor lstreams lof lparticles. lAn lx-ray lis la lbeam
lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord limage lshadows lon la
lreceptor.
X-radiation lis la lhigh-energy lradiation lproduced lby lthe lcollision lof la lbeam lof lelectrons lwith
la lmetal ltarget lin lan lx-ray ltube. lRadiology lis la lbranch lof lmedicine lthat ldeals lwith lthe luse
lof
x-rays.
DIF: Recall REF: l Page l2 OBJ: l l 1
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.1 lPrinciples lof
lradiophysics land lradiobiology
2. A lradiograph lis ldefined las
a. a lbeam lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord
limage lshadows lon la lreceptor.
b. a lpicture lon lfilm lproduced lby lthe lpassage lof lx-rays lthrough lan lobject lor lbody.
c. the lart land lscience lof lmaking lradiographs lby lthe lexposure lof lan limage lreceptor
lto lx-rays.
d. a lform lof lenergy lcarried lby lwaves lor la lstream lof lparticles.
ANS: l B
An lx-ray lis la lbeam lof lenergy lthat lhas lthe lpower lto lpenetrate lsubstances land lrecord
limage lshadows lon la lreceptor. l A lradiograph lis la lpicture lon lfilm lproduced lby lthe
lpassage lof lx-rays lthrough lan lobject lor lbody. lRadiography lis lthe lart land lscience lof
lmaking ldental limages lby lthe lexposure lof la lreceptor lto lx-rays. l Radiation lis la lform lof
lenergy lcarried lby lwaves lor lstreams lof lparticles.
DIF: Comprehension REF: l Page l2 OBJ:
l 1 lTOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-
radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.1 lPrinciples lof
lradiophysics land lradiobiology
3. Your lpatient lasked lyou lwhy ldental limages lare limportant. lWhich lof lthe lfollowing lis
lthe lcorrect lresponse?
a. An loral lexamination lwith ldental limages llimits lthe lpractitioner lto lwhat lis
lseen lclinically.
b. All ldental ldiseases land lconditions lproduce lclinical lsigns land lsymptoms.
, c. Dental limages lare lnot la lnecessary lcomponent lof lcomprehensive lpatient lcare.
d. Many ldental ldiseases lare ltypically ldiscovered lonly lthrough lthe luse lof
ldental limages.
ANS: l D
An loral lexamination lwithout ldental limages llimits lthe lpractitioner lto lwhat lis lseen
lclinically. lMany ldental ldiseases land lconditions lproduce lno lclinical lsigns land lsymptoms.
l Dental limages lare la lnecessary lcomponent lof lcomprehensive lpatient lcare. lMany ldental
ldiseases lare ltypically ldiscovered lonly lthrough lthe luse lof ldental limages.
DIF: Application REF: l Page l2 OBJ: l l 2
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.5 lGeneral
4. The lx-ray lwas ldiscovered lby
a. Heinrich lGeissler
b. Wilhelm lRoentgen
c. Johann lHittorf
d. William lCrookes
ANS: l B
Heinrich lGeissler lbuilt lthe lfirst lvacuum ltube lin l1838. l l Wilhelm lRoentgen ldiscovered lthe
x-ray lon lNovember l8, l1895. l Johann lHittorf lobserved lin l1870 lthat ldischarges lemitted
lfrom lthe lnegative lelectrode lof la lvacuum ltube ltraveled lin lstraight llines, lproduced lheat,
land lresulted lin la lgreenish lfluorescence. lWilliam lCrookes ldiscovered lin lthe llate l1870s
lthat lcathode lrays lwere lstreams lof lcharged lparticles.
DIF: Recall REF: l Page l2 OBJ: l l 4
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.5 lGeneral
5. Who lexposed lthe lfirst ldental lradiograph lin lthe lUnited lStates lusing la llive lperson?
a. Otto lWalkoff
b. Wilhelm lRoentgen
c. Edmund lKells
d. Weston lPrice
ANS: l C
Otto lWalkoff lwas la lGerman ldentist lwho lmade lthe lfirst ldental lradiograph. l Wilhelm
lRoentgen lwas la lBavarian lphysicist lwho ldiscovered lthe lx-ray. l Edmund lKells lexposed lthe
lfirst ldental lradiograph lin lthe lUnited lStates lusing la llive lperson. l Price lintroduced lthe
lbisecting ltechnique lin l1904.
DIF: Recall REF: l Page l4 OBJ: l l 5
TOP: l CDA, lRHS, lIII.B.2. lDescribe lthe lcharacteristics lof lx-radiation
MSC: l NBDHE, l2.0 lObtaining land lInterpreting lRadiographs l| lNBDHE, l2.5 lGeneral
6. Current lfast lradiographic lfilm lrequires l % lless lexposure ltime lthan lthe linitial
lexposure ltimes lused lin l1920.
a. 33
b. 98
c. 73
