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General X-ray Machine Operator Exam Guide questions with answers 2024
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General X-ray Machine Operator Exam Guide questions with answers 2024
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General X-ray Machine Operator ExamGuide questions with answers 2024
collimator kdefinition k- kANSWER: k k➡ kA kbox-like kdevice kattached kunder kthe ktube khousing kthat
kallows kthe klimited koperator kto kvary kthe ksize kof kthe kradiation kfield k(a kvariable kaperature)
detent k- kANSWER: k k➡ kA kmechanism kthat ktends kto kstop ka kmoving kpart kin ka kspecific klocation
computed kradiography k(CR) k- kANSWER: k k➡ kSometimes kcalled k"filmless ksystems" kwhich
kproduce kimages kvia ka kdigital kformat kusing kcomputer ktechnology, keliminating kthe kneed kfor
kdarkrooms
image kreceptor ksystem k(IR) k- kANSWER: k k➡ kConsists kof kthe kX-ray kfilm kand kthe kfilm kholder,
kalso kknown kas ka kcassette
central kray k- kANSWER: k k➡ kA kline kin kthe kcenter kof kthe kX-ray kbeam kand kperpendicular kto kthe
klong kaxis kof kthe kX-ray ktube
attenuation k- kANSWER: k k➡ kthe kabsorption kof kx-ray kbeam kby kmatter
control kbooth k- kANSWER: k k➡ kThe kportion kof kthe kX-ray kroom kthat kis kprotected kfrom kscatter
kradiation kand ksafe kduring kexposures
grid kor kbucky k- kANSWER: k k➡ kA kdevice kto kprotect kthe kfilm kfrom kbeing kfogged kby kscatter
kradiation
remnant k(exit) kradiation k- kANSWER: k k➡ kthe kresulting kbeam kthat kexits kfrom kthe kpatient kand
kcreates kimage
,tube kport k- kANSWER: k k➡ kAn kopening kin kthe kX-ray ktube kwhere kX-rays kthat kare ktraveling kin ka
kuseful kdirection kexit
scatter kradiation k- kANSWER: k k➡ kphotons kthat kinteract kwith kthe kbody's kmatter kand ktravel kin ka
kdifferent kdirection
primary kradiation k- kANSWER: k k➡ kThe kX-ray kbeam kthat kleaves kthe ktube kand kis kunattenuated,
kexcept kby kair
longitudinal k- kANSWER: k k➡ kTube kmotion kalong kthe klong kaxis kof kthe ktable
transverse k- kANSWER: k k➡ kTube kmotion kacross kthe ktable, kat kright kangles kto klongitudinal
vertical k- kANSWER: k k➡ kTube kmotion kup kand kdown, kincreasing kor kdecreasing kthe kdistance
kbetween kthe ktube kand kthe ktable
Angle k(tilt, kroll) k- kANSWER: k k➡ kPermits kangulation kof kthe ktube kalong kthe klongitudinal kaxis kof
kthe ktable
Rotation k- kANSWER: k k➡ kAllows kthe kentire ktube kstand kto kturn kon kits kaxis
X-Ray ktube k- kANSWER: k k➡ kthe ksource kof kx-rays
phosphor kmaterial k- kANSWER: k k➡ kUsed kin ka kclosed kcassette krather kthan kon kfilm kto kobtain
kcomputed kradiography k(CR) kimages
ceiling ksupport ksystem k- kANSWER: k k➡ kmost kcommon, khas k2 ksets kof krails kthat kallow kfor
klateral kand klongitudinal kmovement, klock kand kraise kand klower kto kobtain kthe kcorrect kdistances
floor kto kceiling ksupport ksystem k- kANSWER: k k➡ kHas ka ksingle kcolumn kwith krollers kat keach
kend, kone kattached kto kthe kceiling-mounted krail kand kthe kother kattached kto ka kfloor-mounted krail
, What kare kthe kthree kparts kof kthe kexternal kpart kof kthe kx-ray ktube? k- kANSWER: k k➡ ksupport
kstructure, kprotective khousing, kand kglass kor kmetal kenclosure
What kare kthe kinternal kparts kof kthe kx-ray ktube? k- kANSWER: k k➡ kcathode kand kanode
cathode k- kANSWER: k k➡ ka knegatively kcharged kelectrode kthat kis kthe ksource kof kelectrons kin kan
kelectrical kdevice
anode k- kANSWER: k k➡ ka kpositively kcharged kelectrode kby kwhich kelectrons kleave kan kelectrical
kdevice. kIt kconducts kelectricity kand kradiates kheat kand kcontains kthe ktarget.
thermionic kemission k- kANSWER: k k➡ kis kthe kgiving koff kof kelectrons kfrom kthe ksurface kof ka khot
kmetal
(tungsten kfilament)
glass kor kmetal kenclosure k- kANSWER: k k➡ kEncloses kthe kentire kcathode kand kanode kassembly
kexcept kthe kstator
focusing kcup k- kANSWER: k k➡ ka krecessed karea kwhere kthe kfilament klies, kdirecting kthe kelectrons
ktoward kthe kanode
What kare kthe kprimary kparts kof kthe kcathode? k- kANSWER: k k➡ kfilament kand kfocusing kcup
filament k- kANSWER: k k➡ ka kvery ktightly kwound kwire, kwhen kheated kup kit kallows kelectrons kto
kbecome kfree
anode ktarget k- kANSWER: k k➡ karea kof kthe kanode kstruck kby kthe kelectrons kfrom kthe kcathode
protective khousing k- kANSWER: k k➡ ka kprotective kbarrier kagainst kleakage kand kscatter kradiation.
kIt kadditionally kisolates khigh kvoltages kand kaids kin ktube kcooling.
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