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BU Dental Radiology Final Exam Review Chapter 1-24 Latest Update Actual Exam 2024

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BU Dental Radiology Final Exam Review Chapter 1-24
Latest Update Actual Exam 2024
Radiationz-zCORRECTzANSWER-Energyzcarriedzbyzwaveszorzazstreamzofzparticles

WilhelmzConradzRoentgenz-zCORRECTzANSWER-Discoveredzx-rays

WilliamzH.zRollinsz-zCORRECTzANSWER-Developedzthezfirstzx-rayzunit

Electronsz-zCORRECTzANSWER-Negativelyzchargedzparticles

Radioactivityz-zCORRECTzANSWER-
Processzbyzwhichzcertainzunstablezatomszorzelementszundergozspontaneouszdisintergration,zorzdecay,zinza
nzeffortztozattainzazmorezbalancedznuclearzstate

X-raysz-zCORRECTzANSWER-Travelzinzwaveszwithzazspecificzfrequencyzatzthezspeedzofzlight

Neutronsz-zCORRECTzANSWER-Acceleratedzparticleszwithzazmasszofz1zandznozelectricalzcharge

ElectromagneticzRadiationz-zCORRECTzANSWER-
Manzmadezorznaturllyzoccuring,zwavelikezenergy,znozmass/weight,ztravelszatzspeedzofzlight

ScatterzRadiationz-zCORRECTzANSWER-
Detrimentalztozbothzpatientzandzoperator.zFormzofzsecondaryzradiation,zresultszfromzx-
rayzbeingzdeflected,ztravelsztozallzpartszofzpatientszbodyzandzdentalzoperatory.

InsulatingzOilz-zCORRECTzANSWER-Surroundszthezx-
rayztubezandztransformerszinsideztheztubehead;zpreventszoverheatingzbyzabsorbingzthezheatzcreatedzbyzth
ezproductionzofzx-rays

,StepzUpz-zCORRECTzANSWER-
Usedztozincreasezthezvoltagezfromzthezincomingz110zorz220zlinezvoltageztozthez65,000ztoz100,z000zvoltszus
edzbyzthezhighzvoltagezcircuit

Electronszstrikeztheztungstenztarget,ztheirzenergyzofzmotionz(kineticzenergy)ziszconvertedztozx-
rayzenergyzandzheat.zWhatzpercentziszconvertedztozx-raysz-zCORRECTzANSWER-
Lesszthanz1%...thezremainingz99%ziszlostzaszheat

Densityz-zCORRECTzANSWER-Thezoverallzdarknesszorzblacknesszofzazfilm

Contrastz-zCORRECTzANSWER-
Howzsharplyzdarkzandzlightzareaszarezdifferentiatedzorzseparatedzonzfilm...differencezinzdegreeszofzblackne
sszbetweenzadjacentzareas

ExposurezTimez-zCORRECTzANSWER-Measuredzinzimpulses;zintervalzofztimezduringszwhichzx-
rayszarezproduced

Position-IndicatingzDevicez(PID)z-zCORRECTzANSWER-Aimszandzshapeszthezx-
rayzbeam;zopenzended,zleadzlinedzcylinderzthatzextendszfromzthezopeningzofzthezmetalzhousingzofztheztub
ehead.zSometimeszreferredztozaszthezcone.

Anodez-zCORRECTzANSWER-Convertszelectronszintozx-rayzphotons.

Qualityz-zCORRECTzANSWER-Thezpenetratingzability,zorzmeanzenergyzofzthezx-rayzbeam

Voltageziszincreasedzelectronszmovezfromzthezcathodeztozthezanodezwithz-zCORRECTzANSWER-
Withzmorezspeed;zvoltagezdetermineszthezspeedzofzelectronszthatztravelzfromztheznegativezcathodeztozthe
zpositivezanode.

LeadzCollimatorz-zCORRECTzANSWER-Restrictszsizezofzx-rayzbeam

Productzofzmilliampereszandzexposureztimezisz-zCORRECTzANSWER-Milliampere-seconds

, DifferencezbetweenzcollimatorzandzPIDz-zCORRECTzANSWER-Collimatorzrestrictszsizezofzx-
rayzbeamzPIDzaimszandzshapeszx-rayzbeam

Nonstochasticzeffzfectzexamplesz-zCORRECTzANSWER-
Erythema,zhairzloss,zcataractzformationzandzdecreasedzfertility

TotalzDosez-zCORRECTzANSWER-Quantityzofzradiationzrecieved

Cellszthatzarezsensitiveztozradiationzrecievezmorezdamage,zexampleszarez-zCORRECTzANSWER-
Rapidlyzdividingzcellszandzyoungzcells

ShortzTermzRadiationzEffectsz-zCORRECTzANSWER-
Associatedzwithzlargezamountszorzradiationzabsorbedzinzazshortzperiodzofztime

Latentzperiod,zmorezradiationzandzthezfasterzthezdosezratezmeansz-zCORRECTzANSWER-
Thezshorterzthezlatentzperiod

Traditionalzunitzofzradiationzmeasurement,zunitzofzdose,zisztermedz-zCORRECTzANSWER-radz-
zradiationszabsorbedzdose

Cellzthatziszmostzsensitiveztozradiationzisz-zCORRECTzANSWER-Blood

Naturallyzoccuringzbackgroundzradiationzincludesz-zCORRECTzANSWER-Cosmiczandzterrestrialzradiation

Dentalzx-
rayzmachineszoperatingzabovez70kVpzrequireszazminimumztotalzofzwhatzaluminumzfiltrationzandzunderz70z
kVpzrequiresz-zCORRECTzANSWER-Overz2.5zmm,zUnderz1.5zmm

AluminumzFiltersz-zCORRECTzANSWER-Filterszoutzlowzenergy,zlongzwavelengthzx-rayszfromzthezx-rayzbeam

ThyroidzCollarz-zCORRECTzANSWER-
Mayzexistszaszazseparatezshieldzorzaszpartzofzazleadzapron;zusedzinzintraoralzfilmsznotzextraoralzfilms

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Institution: BU Dental Radiology
Course: BU Dental Radiology

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Uploaded on: October 3, 2024
Number of pages: 20
Written in: 2024/2025
Type: Exam (elaborations)
Contains: Questions & answers

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radiation
wilhelmzconradzroentgen
radioactivity
bu dental radiology final exam review chapter 1 24
ionizationzandzfreezradicalzformation

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BU Dental Radiology Final Exam Review Chapter 1-24 Latest Update Actual Exam 2024

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