Exam (elaborations)
RTE 1000 Final Exam - Radiation Protection
RTE 1000 Final Exam - Radiation Protection
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RTE 1000 Final Exam - RadiationProtection
NRC - ANS-Which of the following is not a type of dosimeter?
Disintegrate - ANS-An isotope may ____, wherein it emits particles in an attempt to
reach stability.
False - ANS-Primary and secondary barriers require 1/16 inches of lead equivalent.
Because one is to measure the fetus's dose and one is to measure the technologist's
dose. - ANS-Why would a pregnant RT wear 2 dosimeters?
A member of the radiology department - ANS-Who is the last person who should be
chosen to help/hold a patient during a radiographic procedure?
True - ANS-The whole body dose limit for the general public is 500 mrem or 5 mSv
annually.
Shoes - ANS-Which of the following is not a type of shielding equipment?
10 rad - ANS-At what level of exposure would cause a change in gonadal function?
False - ANS-Nuclear medicine is a modality that use x-rays to produce medical images.
Leukemia - ANS-What is one condition that has been linked to low-level radiation
exposure?
1896 - ANS-What year was the first fluoroscope invented?
Particles - ANS-Radiation is the act of emitting photons or ____?
Gamma rays. - ANS-Creation of _____ and beta particles is considered radioactive
decay or disintegration.
True - ANS-TLD's are more sensitive and accurate than film badges but can cost twice
as much as film badges.
, NRC - ANS-Who mandates the occupational dosimetry to keep radiation exposure
within limits recommended by the NCRP?
200 rad - ANS-How many rad is needed for erythema to occur to the skin?
True - ANS-The primary beam is given the most consideration because it contains the
highest amount of radiation.
False - ANS-Modern radiography uses only digital radiography to take images.
Timer - ANS-The pedal, pulse mode and ___ can help limit the exposure time in
fluoroscopy.
Thomas Edison - ANS-Who made the first fluoroscope?
False - ANS-ALARA stands for As Low As Reasonable Allowable.
True - ANS-Large amounts of scatter produced by patients during fluoroscopy can
greatly contribute to occupational radiation dose.
50 - ANS-Radiation workers are allowed ____ mSv per year.
Hearing loss - ANS-Which of the following is not caused by chronic exposure to ionizing
radiation even at low doses?
Between .50 and 1.0 mm - ANS-Mobile shielding should have how many mm of lead.
True - ANS-The shielding in an apron is used to protect the bulk of the chest area down
through the gonads on the anterior side.
Short exposure time - ANS-Which of the following is not part of the cardinal rule?
Keeping an extremity in a particular position. - ANS-Sandbags in a radiology
department are used for ____.
1 minute - ANS-A helical CT unit can complete an entire dynamic study in less than
____.
Nuclear Regulatory Commission. - ANS-The organization that sets construction
specifications for radiography exam rooms is the:
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