RADT Exam 2 Questions with 100% Correct Answers 2024/2025
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Course
RADT
Institution
RADT
RADT Exam 2 Questions with 100% Correct Answers 2024/2025
Which of the following does not relate to MLC leakage or transmission - ANSWERSCerrobend used to increase speed of MLC
Which Kv X-Ray machine would be used to treat a skin cancer that was 2 cm in thickness - ANSWERSOrthovoltage Thera...
RADT Exam 2 Questions with 100%
Correct Answers 2024/2025
Which of the following does not relate to MLC leakage or transmission - ANSWERSCerrobend used to
increase speed of MLC
Which Kv X-Ray machine would be used to treat a skin cancer that was 2 cm in thickness -
ANSWERSOrthovoltage Therapy
If an electron beam does not demonstrate consistency in dose across the treatment what might be at
fault - ANSWERSScattering Foil
Average energy with which 60 Cobalt emits gamma rays used for radiation therapy treatments -
ANSWERS1.25
Not used for IGRT - ANSWERSOrthovoltage X-ray Unit
When were linear accelerators first commercially available - ANSWERS1950's
A beam flattening filter is placed in the path for the beam when _____ are used for treatment -
ANSWERSX-Rays (Photons)
What does a klystron or magnetron produce - ANSWERSMicrowave power
Trace the path of an electron in linear accelerator by selecting the best route... - ANSWERSElectron
gun---> accelerator guide--->bending magnet---> collimator
The patient arrives in the radiation oncology department able to stand and walk several steps at a time.
What is an appropriate transportation and transfer method? - ANSWERSWheelchair
, Recommended setup landmarks include - ANSWERSTattoos
Palpable Bony Points
Semipermanent ink maks
What is added daily in the treatment record - ANSWERSElapsed Days
Cumulative Dose
The period which radiation is delivered is - ANSWERSExposure time
Treatment beam shape and projection is verified through the process of - ANSWERSPortal imaging
Wedge systems include all of the following - ANSWERSUniversal
Virtual
Standard Tray Mounted
Multileaf Collimators used with IMRT may be used to accomplish - ANSWERSBeam shape
Compensate for missing tissue
Vary dose delivered across beam
The feathering technique may be used to accomplish what - ANSWERSDecrease the dose between
abutted fields
Angle between the central axes of two treatment beams is the - ANSWERSHinge angle
T or F
Kilovoltage x-rays can be used for therapeutic purposes - ANSWERSTrue
SAD stands for what and what is it? - ANSWERSSource to Axis Distance
Always 100 cm
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