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EssentialsxofxDentalxRadiographyx9thxEditionxByxEvelynxThomson,OrlenxJohnsonx–
xTestxBank
Samplex Questions
TestxBankx
Chapterx1
MultiplexChoice
,1. WhoxwasxawardedxthexfirstxNobelxPrizexforxphysicsxinx1901,xforxhisxexperimentalxworkxwithxr
adiation?
2. W.xJ.xMorton
3. O.xWalkhof
4. W.xD.xCoolidge
5. W.xC.xRoentgen
6. Whoxisxcreditedxwithxintroducingxthexbitewingxradiograph?
7. F.xW.xMcCormack
8. H.xR.xRaper
9. G.xM.xFitzgerald
10. C.xE.xKells
11. Whoxdevelopedxthexhotxcathodexrayxtube?
12. W.xD.xCoolidge
13. W.xA.xPrice
14. H.xR.xRaper
15. W.xH.xRollins
16. Thexdevelopmentxofxradiationxprotectionxasxaxsciencexisxcreditedxto:
17. A.xCieszyński.
18. W.xD.xCoolidge.
19. W.xH.xRollins.
20. F.xMouyen.
21. WhatxNewxOrleansxdentistxfirstxmadexpracticalxusexofxx-raysxinxthextreatmentxofxdentalxpatients?
22. H.xR.xRaper
23. G.xM.xFitzgerald
,24. F.xMouyen
25. C.xE.xKells
26. Earlyxresearchersxworkingxinxthexfieldxofxradiographyxwerexnotxawarexthatxcontinuedxexposurextoxx
-raysxproducedxaccumulationsxofxradiationxefectsxinxthexbodyxbecausexx-raysxarexinvisible.
27. Bothxthexstatementxandxreasonxarexcorrectxandxrelated.
28. BothxthexstatementxandxreasonxarexcorrectxbutxNOTxrelated.
29. Thexstatementxisxcorrect,xbutxthexreasonxisxNOT.
30. ThexstatementxisxNOTxcorrect,xbutxthexreasonxisxcorrect.
31. NEITHERxthexstatementxNORxthexreasonxisxcorrect.
32. 7.xThexmostxsignificantxadvancementxinxthexearlyxdaysxofxradiographyxcamexinx1913xwhenxW.xD.xC
oolidge:
33. becamexthexfirstxtoxalertxthexprofessionxofxthexdangersxofxradiationxexposurexandxadvocatedxforxt
hexsciencexofxradiationxprotection.
34. exposedxaxprototypexofxaxdentalxradiograph,xsettingxthexstagexforxpreventivexoralxhealthxcare.
35. developedxaxvariable,xhighxkilovoltagexx-rayxmachinexcompatiblexwithxthexparallelingxtechnique.
36. introducedxanxx-rayxtubexthatxallowedxforxanxx-
rayxoutputxthatxcouldxbexpredeterminedxandxaccuratelyxcontrolled.
37. Thexfirstxdentalxradiographxwasxproducedxusingxanxexposurextimexof:
38. 0.5xsecond.
39. 1xminute.
40. 5xminutes.
41. 25xminutes.
42. 1xhour.
43. Whatxcomponentxofxthexdentalxx-rayxmachinexbestxlimitsxthexsizexofxthexx-
rayxbeamxtoxthexapproximatexsizexofxtheximagexreceptor?
44. Axpointedxcone
, 45. Anxopenxroundxcylinder
46. AxrectangularxPID
47. Axslitxcollimator
48. Panoramicxradiologyxbecamexpopularxinxthe:
49.x 1930s.
50.x 1940s.
51.x 1950s.
52.x 1960s.
53. 1970s.
54. WhichxofxthexfollowingxisxNOTxtruexregardingxconexbeamxvolumetricximaging?
55. Itximagesxaxsinglexselectedxplanexofxtissues.
56. Itxisxbasedxonxcomputedxtomography.
57. Itxusesxlessxradiationxthanxaxpanoramicxradiograph.
58. Itxisxdesignedxspecificallyxforximagingxdentalxapplications.
59. Itxisxpurportedxtoxbecomexthexgoldxstandardxforximagingxcertainxoralxconditions.
60. Earlyxdentalxfilmxrequiredxlongxexposurextimesxbecause:
61. itxwasxhand-wrapped.
62. thexemulsionxwasxonlyxonxonexside.
63. glassxplatesxwerexusedxasxthexbase.
64. thexpacketsxwerexnotxmoisturexresistant.
65. EachxofxthexfollowingxisxanxadvantagexofxdigitalximagingxEXCEPTxone.xWhichxonexisxthexE
XCEPTION?
66. Itxreducesxradiationxoverxfilm-basedxradiography.
67. Itxeliminatesxthexneedxforxthexdarkroomxandxprocessingxchemistry.