Chapter 36 Fluoroscopy Practice Exam
Questions and Answers- Updated 2024
T/F: A fluoroscopic exposure cannot be made until the carriage is returned to the full beam
intercept position. - Answer✔✔-True
T/F: Fluoroscopic x-ray tubes are designed to operate for longer periods of time at much lower
mA, as compared to a typical diagnostic tube. - Answer✔✔-True
T/F: The anode of the image intensification system is positioned outside the glass envelope,
immediately in front of the output screen. - Answer✔✔-False
T/F: Flux gain is a measurement of the increase in light photons caused by conversion efficiency
of the output screen - Answer✔✔-True
T/F: Brightness gain deteriorates with use. - Answer✔✔-True
T/F: Most automatic brightness control systems monitor the current between the cathode and
the anode of the image intensifier to maintain fluoroscopic image density and contrast. -
Answer✔✔-True
T/F: Most automatic brightness control systems have a relatively fast response time. -
Answer✔✔-False
Page 1/29
,EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024
T/F: Quantum mottle is blotchy or grainy appearance caused by excessive radiation to create a
uniform image. - Answer✔✔-False
T/F: A video monitor is an anode ray tube. - Answer✔✔-False
T/F: Video monitors can emit low energy x-rays. - Answer✔✔-True
T/F: The tabletop exposure rate should not exceed 10 R/min. - Answer✔✔-false
T/F: The minimum source-to-skin distance is 15" for stationary fluoroscopic equipment. -
Answer✔✔-True
T/F: The minimum source-to-skin distance is 12" for mobile fluoroscopic equipment. -
Answer✔✔-True
T/F: Magnification image intensifiers caused decreased patient dose. - Answer✔✔-False
T/F: The highest energy scatter from the patient during fluoroscopy occurs at a 45-degree angle
from the incident beam. - Answer✔✔-False
Fluoroscopy is a ____________radiographic examination.
a. dynamic
b. static
c. diagnostic
d. more than one of the above - Answer✔✔-d. more than one of the above
Fluoroscopy is the domain of the ______________.
Page 2/29
, EMILLECT 2024/2025 ACADEMIC YEAR ©2024 EMILLECT. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER, 2024
a. radiographer
b. radiologist
c. radiation physicist
d. radiography student - Answer✔✔-b. radiologist
Fluoroscopy is commonly used for observation of ______________.
a. the heart
b. a surgical procedure
c. the GI tract
d. all of the above - Answer✔✔-d. all of the above
The fluoroscopic x-ray tube and image receptor are mounted on a ___________________.
a. carriage
b. c-arm
c. platform
d. camera - Answer✔✔-b. c-arm
The carriage commonly supports the _______.
a, image intensifier
b. power drive controls
Page 3/29