Fluoroscopy exam Questions and Answers- Updated 2024
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Course
Fluoroscopy
Institution
Fluoroscopy
Fluoroscopy exam Questions and
Answers- Updated 2024
Total filtration permanently required in the useful fluoroscopic beam should not be less than -
Answer-2.5mm Aluminum
If X-ray source is below the table, useful beam exposure must be measured at what distance
above the table top - Answer-30 ...
light photons intercepting when electrons strike a fluorescent screen forms a... - Answer✔✔-
Real image
Fluoro with a grid in place affects exposure rates how - Answer✔✔-1.5-2 x higher
Greatest radiosensitivity of fetus occurs when - Answer✔✔-2-8 weeks gestation
The quantity of the beam is controlled by which unit of measurement - Answer✔✔-
miliamperage
Which fluoroscopic method gives patient dose reduction of up to to 95%? - Answer✔✔-video
disc recorder
100erg/gram is equivalent to? - Answer✔✔-1 rad
Fluoro units with AECs or CINE cameras must have physicist calibration how often - Answer✔✔-
every year
Which imaging modality has the best resolution - Answer✔✔-Radiograph
Compared to the input phosphor, the image output phosphor is... - Answer✔✔-Smaller and
brighter
As spot film size increases, what happens to the patient dose? - Answer✔✔-Patient dose
increases
Unit used to specify the quality of an X-ray beam - Answer✔✔-HVL
cycles per time unit in a TV camera is known as... - Answer✔✔-bandwidth
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