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RTE Physics Final Exam Questions and Answers
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RTE Physics Final Exam Questions and Answers
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RTE Physics Final Exam Questions andAnswers
A iihigh iiquality iiradiograph iishould iialways iidemonstrate: ii- iiCorrect iiAnswers ii-minimum
iimagnification
Higher iispeed iiimage iireceptors iigenerally iiproduce iiimages iiwith ii- iiCorrect iiAnswers ii-
increased iinoise
The iiinherent iibase iidensity iiplus iifog iidensity iiin iifilm iiis ii- iiCorrect iiAnswers ii-0.1-0.3
What iiis iithe iiformula iifor iioptical iidensity? ii- iiCorrect iiAnswers ii-Optical iiDensity ii= iilog
ii10 ii(Io ii/ iiIt) iitimes iiincident iilight ii/ iitransmitted iilight
If ii10% iiof iithe iiviewbox iilight iiis iitransmitted iithrough iian iiarea iiof iifilm, iiwhat iiis iithe
iioptical iidensity iiin iithat iiarea? ii- iiCorrect iiAnswers ii-1
The iibase ii+ iifog iiof iia iifilm iiis iishown iibelow iithe ii_____ iiof iithe iicharacteristic iicurve. ii-
iiCorrect iiAnswers ii-toe iiportion
An iiimage iireceptor iiwith ii_____ iican iibe iiused iiover iia iigreater iirange iiof iiexposures. ii-
iiCorrect iiAnswers ii-wide iilatitude
The iibest iiway iito iiminimize iimagnification iiis iito iiuse iia ii- iiCorrect iiAnswers ii-long iiSID
small iiOID ii
both iiA iiand iiB
Focal iispot iiblur iican iibe iireduced iiby iiusing ii- iiCorrect iiAnswers ii-a iismall iifocal iispot
Subject iicontrast iiis iiaffected iiby ii- iiCorrect iiAnswers ii-patient iithickness
Patient iithickness iiaffects iiimage iiquality iiby iiaffecting ii- iiCorrect iiAnswers ii-
magnification
radiographic iicontrast
focal iispot iiblur ii
all iiof iithe iiabove
, The iitechnologist iiprimarily iicontrols iiradiographic iicontrast iiby iivarying iithe ii- iiCorrect
iiAnswers ii-kilovoltage
Optical iidensity iiis iiprimarily iicontrolled iiby iichanging iithe ii- iiCorrect iiAnswers ii-mAs
Slow iispeed iiimage iireceptors iigenerally iiproduce iiimages iiwith ii- iiCorrect iiAnswers ii-
better iidetail
You iitake iian iiimage iiwith iia ii100 iispeed iiimage iireceptor iiat ii100 iimAs, iiyou iidecide iito
iiretake iithe iiimage iiwith iia ii200 iispeed iiimage iireceptor. iiwhat iiis iiyour iinew iimAs? ii-
iiCorrect iiAnswers ii-50 iimAs
What iiis iithe iimagnification iiFactor iiif iithe iiSID iiis ii72 iiand iithe iiSOD iiis ii70? ii- iiCorrect
iiAnswers ii-1.03
The iimagnification iifactor iiis ii1.2, iithe iiSID iiis ii72 iiwhat iiis iithe iiSOD? ii- iiCorrect
iiAnswers ii-60
The iimagnification iifactor iiis ii1.2, iithe iiSID iiis ii72 iiwhat iiis iithe iiOID? ii- iiCorrect iiAnswers
ii-12
Magnification iiis iidefined iias? ii- iiCorrect iiAnswers ii-size iidistortion
Which iikVp iiselection iiwould iiresult iiin iithe iimost iiscattered iix-rays iiin iithe iiimage-
forming iibeam? ii- iiCorrect iiAnswers ii-90 iikVp ii-higher iikVp iicreates iimore iiscatter
Approximately ii_____% iiof iithe iix-ray iibeam iiincident iion iithe iipatient iiis iitransmitted
iithrough iithe iipatient iiwithout iiinteraction iito iibecome iipart iiof iithe iiimage-forming iibeam.
ii- iiCorrect iiAnswers ii-0-9%
The iix-ray iiinteraction iithat iicontributes iito iithe iiclear iiparts iiof iithe iiimage iiis ii_____. ii-
iiCorrect iiAnswers ii-photoelectric iiinteraction
Compton iiscatter iicontributes iito ii- iiCorrect iiAnswers ii-image iinoise
The iithree iiprimary iifactors iiinfluencing iithe iiintensity iiof iiscatter iiin iithe iiimage-forming
iibeam iiare ii- iiCorrect iiAnswers ii-kVp, iifield iisize, iiand iipatient iithickness
Photoelectric iiinteractions iiincrease iiwhen ii_____ iiis iidecreased. ii- iiCorrect iiAnswers ii-
kVp
The iimost iicommonly iiused iibeam iirestricting iidevice iiis iithe ii- iiCorrect iiAnswers ii-
variable iicollimator
Lowering iikVp ii_____ iipatient iidose iiand ii_____ iiimage iicontrast. ii- iiCorrect iiAnswers ii-
increases, iiincreases
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