COMPLETE ACTUAL EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS ) ALREADY GRADED .PASS GUARANTEED.
What digital fluoroscopic imaging technique utilizes changing masks,
which provides information of changes in contrast media content
within a structure
1.Time interval difference imaging
2. Mask mode fluoroscopy
3. K -edge fluoroscopy
4. Synchronized fluoroscopy - ANSWER-1. Time interval difference
imaging
All of the following will directly influence the table-top exposure rate
except
1. Light in the fluoroscopy room
2. kVp
3. Target to panel distance
4. Filtration - ANSWER-1. Light in the fluoroscopy room
Attenuation of a radiation beam's intensity as it passes through an
absorber is governed by
1. Time
2. The specific mediums density
3. The energy of the radiation
,4. The thickness of the absorber traversed - ANSWER-2. The specific
mediums density
3. The energy or radiation
4. The thickness of the absorber traversed
What recording medium will result in the least recorded resolution
1. Spot films using a spot film camera
2. video tape recording
3. spot films using conventional cassettes
4. video disc recording - ANSWER-2. video tape recording
During the period when an individual receives an occupational dose,
they are _ considered to be a "member of the public"
1. sometimes
2. always
3. it depends
4. never - ANSWER-4.never
A person wearing a _ apron will reduce transmitted exposure to
approximately 99.9% of the incident scatter dose
1. 1.5 mm Pb equivalent
2. 0.50 mm Pb equivalent
3. 0.25 mm Pb equivalent
4. 1.0 mm Pb equivalent - ANSWER-2. 0.50 mm Pb equivalent
,If the input phosphor of an image intensifier measures 15 inches in
diameter and the output phosphor measures 1.0 inches, the
minification gain would be
1. 30
2. 225
3. 175
4. 300 - ANSWER-Minification Gain = {15(2) = 225} input screen
diameter (2) / {1.0 (2) = 1} output screen diameter (2) = 225/1= 225
What electronic system is designed to help maintain a consistent
level of image brightness
1. photo-emitter
2. automatic brightness stabilizer
3. camera control unit
4. vidicon - ANSWER-2. automatic brightness stabilizer
Energy subtraction as used in digital fluoroscopy exhibits less _ than
temporal subtraction 1. complexity
2. x-ray intensity
3. kVp
4. motion artifact - ANSWER-4. motion artifact
Bone marrow dose is measured
1. directly from bone marrow
2. as estimate from gonadal dose
3. as an estimate from ESE
4. directly from the beam - ANSWER-3. as an estimate from the ESE
, The Privacy Rule is meant to ensure that there is/are
1. security of electronic personal health information
2. standardization of electronic patient health data
3. limits PHI to a "need to know.." basis to carry out medical treatment
4. all the listed answers - ANSWER-4. all the listed answers
To provide illumination stability of the virtual image during
fluoroscopy, most modern units will automatically adjust radiation
levels for more dense and more radiolucent body parts. This
functionality is known as:
1. velling glare
2. image flare
3. automatic adaption
4. automatic brightness control - ANSWER-4. automatic brightness
control
The electronic signal which carries image information from a
television camera to a viewing monitor is termed the:
1. video signal
2. return beam
3. synchronization pulse
4. bandpass - ANSWER-1. video signal
If only one personnel monitoring device is worn, it must be located
1. under the apron at the collar level
2. outside the apron at the gonad level