MDCB TEST
LATEST
QUESTIONS
WITH ALL
CORRECT
Evatee 9/5/24 MDCB
, MDCB TEST LATEST QUESTIONS WITH ALL
CORRECT ANSWERS!!
What is the approximate density of healthy lung tissue? Answer - 0.30 g/cc
The accelerator component that injects electrons into the linear accelerator is:
Answer - an electron gun
Radiation damage to the fetus resulting in severe birth defects would most
often occur when radiation was delivered at which time post-fertilization?
Answer - 3 - 12 weeks
The decay constant for a radioactive source that has a half-life of 60 days is:
Answer - 0.012.
The function of a maze to a megavoltage treatment room is to: Answer -
minimize radiation levels at the door.
The anatomic location of the seminal vesicles is: Answer - superior to the
prostate and angled posteriorly near the rectum.
Two missed treatment days due to LINAC malfunction: Answer - may be
compensated by adding the same or even more fractions to the treatment
course with weekend treatment if possible.
For a 4-field box technique, which of the following will deliver the lowest dose
to the femoral heads? Answer - 100 source-to-surface distance (SSD), equal
dmax dose to all fields
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