Fundamentals of Fluoroscopy, Fluoroscopy Overview)
Questions With Complete Solutions
An operator should press the backward R button on the C-arm
when the patient is positioned: Correct Answers Prone and
looking away from the smiley face indicator on the C-arm
Compared to traditional radiography, a lower milliamperage
(mA) is needed during fluoroscopy to: Correct Answers Reduce
patient dose
Healthcare workers can reduce their occupational dose during
fluoroscopy procedures by wearing which of the following?
a.Lead apron
b.Thyroid shield
c.Sterile gloves
d.Lead gloves
e.Lead curtain Correct Answers a.Lead apron
b.Thyroid shield
d.Lead gloves
How does fluoroscopy differ from traditional radiography in
regard to image type? Correct Answers Fluoroscopy produces
images of moving structures
How does the dead man switch differ from the emergency shut-
off switch in an R/F room? Correct Answers Dead man switch
activates the x-ray beam, while the emergency shut-off switch
shuts down the entire room
, How is the x-ray beam activated during a fluoroscopic
procedure? Correct Answers Through a dead man switch (i.e.
foot pedal) or a hand exposure switch
In a C-arm system, the C-free space is the space between the:
Correct Answers X-ray tube and the image receptor (IR)
In a conventional R/F room, the table is composed of what
material? Correct Answers Radiolucent material
In an R/F room, the purpose of the Bucky tray is to: Correct
Answers Hold an image receptor plate in position for static
radiographic images
In an R/F room, the purpose of the lead curtain is to: Correct
Answers Block scatter radiation coming from the patient during
fluoroscopy
Interventional fluoroscopy provides physicians with which of
the following?
a.Imaging without the use of radiation
b.Real-time visualization for precise procedures
c.Retrospective images for post-analysis
d.Macroscopic overview of a specific body part Correct
Answers b.Real-time visualization for precise procedures
The exposure time is typically longer in fluoroscopy compared
to traditional radiography in order to: Correct Answers Allow
for the capture of dynamic moving images