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CT REGISTRY REVIEW (MIC) NEWEST UPDATED MULTIPLE AND SINGLE CHOICE COMBO EXAM |QUESTIONS AND ANSWERS (100% CORRECT) & 100% SUCCESS GUARANTEED
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CT REGISTRY REVIEW (MIC) NEWEST UPDATED MULTIPLE AND SINGLE CHOICE COMBO EXAM |QUESTIONS AND ANSWERS (100% CORRECT) & 100% SUCCESS GUARANTEED

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  • August 18, 2024
  • 79
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • computed tomography for technologists
  • ct registry review mic newest update

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CT REGISTRY REVIEW (MIC) NEWEST
UPDATED MULTIPLE AND SINGLE CHOICE
COMBO EXAM |QUESTIONS AND ANSWERS
(100% CORRECT) & 100% SUCCESS
GUARANTEED




In order for an x-ray photon to be measured it must:
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v




1. enter the detector chamber
,v ,v ,v ,v




2. be absorbed by the detector material
,v ,v ,v ,v ,v ,v




3. be converted to a measurable event
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: 1,2,3 ,v ,v ,v




Which system component converts the projection attenuation data
,v ,v ,v ,v ,v ,v ,v ,


into the proper digital form for the array processor?
v ,v ,v ANS: ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


analog-to-digital converter
,v ,v ,v




Which of the following is NOT a function of a PACS system?
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v




a. reconstruction of the image from the raw data
,v ,v ,v ,v ,v ,v ,v ,v




b. long term data storage
,v ,v ,v ,v




c. digital distribution of images
,v ,v ,v ,v ,v




d. image display for the radiologist
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: reconstruction ,v ,v ,v ,v


of the image from raw data
,v ,v ,v ,v ,v




Which of the following is not part of the CT tube?
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v

,a. tungsten target
,v ,v




b. collimator
,v ,v




c. rotating anode
,v ,v




d. filament
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: collimator ,v ,v ,v




Which of the following is FALSE regarding CT systems?
,v ,v ,v ,v ,v ,v ,v ,v




1. they are limited to nonoblique transverse scanning
,v ,v ,v ,v ,v ,v ,v




2. they cannot generate a straight coronal or sagittal image
,v ,v ,v ,v ,v ,v ,v ,v ,v




3. hey have no moving parts
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: 1,2,3 ,v ,v ,v




Xrays are used in CT because:
,v ,v ,v ,v ,v




a. they are easily produced by the high frequency generator
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v




b. they are less harmful than the heating effects of microwave rad
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


iation
c. they penetrate the body according to specific attenuation charac
,v ,v ,v ,v ,v ,v ,v ,v ,v


teristics of each tissue ,v ,v ,v




d. the FDA imposes no limit on the dose to the patient
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,vAN
S: C ,v ,v ,v




Most of the commands from the technologists are received by the
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


: ANS: operators console
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v




Xrays are produced whenever fast moving electrons collide with
,v ,v ,v ,v ,v ,v ,v ,v ,v


any form of matter because:
,v ANS: The electron loses kin
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v

,etic energy which is converted into the emission of an x-
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


ray photon ,v




The mA determines the:
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: quantity of x-ray photons
,v ,v ,v ,v ,v ,v




Which of the following is a component NOT normally located in
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


the gantry of a modern CT system?
,v ANS: array processo
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


r


Tube interscan delay time refers to:
,v ANS: the time betwe ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


en the end of one scan and the start of the next scan during whic
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


h the tube will cool
,v ,v ,v ,v




Increased _______ will increase the likelihood that a given x-
,v ,v ,v ,v ,v ,v ,v ,v ,v


ray will penetrate a material
,v ,v ,v ,v




1. kV ,v




2. mA ,v




3. exposure time
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: 1 ,v ,v ,v




Which of the following are NOT commonly used on today's com
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


mercially available CT scanners? ,v ,v ,v




1. xenon detectors
,v ,v




2. fourth-generation technology
,v ,v




3. continous rotation technology
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: 1,2 ,v ,v ,v

, Which of the following statements is FALSE regarding occurrenc
,v ,v ,v ,v ,v ,v ,v ,v


es after an x-ray photon penetrates the detector aperture?
,v ,v ,v ,v ,v ,v ,v ,v ,v




1. the photon can pass through the detector unmeasured
,v ,v ,v ,v ,v ,v ,v ,v ,v




2. the photon is converted completely into a electron
,v ,v ,v ,v ,v ,v ,v ,v




3. the measured signal in enhanced by an amplifier
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: ,v ,v


2
,v




Scatter radiation is caused by: ANS: deflections from the
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,


original trajectory of an x-ray photon through the patient
v ,v ,v ,v ,v ,v ,v ,v ,v




What control does the operator have over the x-
,v ,v ,v ,v ,v ,v ,v ,v


rays in a CT exam? ,v ANS: the energy level and the quanti
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


ty of x-rays can be selected
,v ,v ,v ,v ,v




Which of the following is the standard that's used to achieve com
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


patibility for image transfer between various imaging modalities,
,v ,v ,v ,v ,v ,v ,v ,v


viewing stations, and printers in a hospital? ,v ANS: DICO ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


M


The enormous heat that builds up in the CT tube is caused by wh
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


at? ANS: Collision of the electron beam with the tungste
,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v


n target on the tube anode
,v ,v ,v ,v ,v




_________________ made helical imaging possible ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ,v ANS: ,v


Continuous rotation scanners
,v ,v ,v ,v




The patient table: ,v ,v

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