ASRT #1 fluoroscopy: radiation protection and safety Questions with Correct Answers 2024/2025
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ASRT
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ASRT
ASRT #1 fluoroscopy: radiation protection and safety Questions with Correct Answers 2024/2025
what represents the largest contributers to natural (bacjgriund radiation)? - Correct Answer radon and decay products
what delivers the largest amount of artificial radiation to the public? - Correct A...
ASRT #1 fluoroscopy: radiation protection and
safety Questions with Correct Answers
2024/2025
what represents the largest contributers to natural (bacjgriund radiation)? - Correct Answer radon
and decay products
what delivers the largest amount of artificial radiation to the public? - Correct Answer medical
procedures
medical radiation comes from what 3 sources? - Correct Answer the treatment of benign deseases,
diagnostic exams, and the treatment of malignant deseases.
on average, how many x ray exams does each person recieve? - Correct Answer 2
radioactivity is expressed using the ___ (Bq), or the ___ (Ci) - Correct Answer becquerel (Bq), or the
Curie (Ci)
radiation exposure units unclude the ___(c/kg) and the ___(R) - Correct Answer coulomb/kilogram,
Roentgen
the ___ is a unit of electrostatic charge - Correct Answer coulomb
___ is defined as energy imparted to matter by ionizing radiation per unit mass of irradiated material.
- Correct Answer absorbed dose
the measurement of absorbed dose is expressed in ___ or ___. - Correct Answer gray (Gy) or rad
___ gy equals ___ rad, and ___ rad equals ___ Gy - Correct Answer 1gy = 100rad, 1rad = 0.01Gy
dose equivalent is a measeurement used to indicate the biological damage to living tissue from an
absorbed radiation dose. - Correct Answer
dose equivalent is expressed in ___ - Correct Answer seivert, SV
, 1 sv = ___ rem - Correct Answer 100 rem
effective dose is expressed in ___ - Correct Answer mSv
radiation doses can be described as ___ or ___. - Correct Answer acute or chronic
acute radiation dose is ___ Gy or ___ rad and is delivered to the whole body during a short period of
time, causing observable biological effects within hours to weeks - Correct Answer 0.1 Gy, or 10 rad
___ radiation doses are relatively small amounts of radiation that are delivered over a long period of
time. - Correct Answer chronic
late effects can be catagorized as ___ or___. - Correct Answer somatic or genetic
somatic is effects that occur ___ - Correct Answer within in an exposed individual
What is the primary risk from the low radiation doses received in a medical or an occupational
setting? - Correct Answer
genetic effects are observed in ___ ___. - Correct Answer future generations
somatic effects are classified as either ___ or ___, based on the rate at which the dose received. -
Correct Answer acute or delayed
somatic effects can be defined as ___ or ___. - Correct Answer stochastic (probalistic, random in
nature), or nonstochastic (deterministic)
a radiation protection program reduces ___ radiation risk for nonradiation workers and helps prevent
___ radiation risk for the occupational worker. - Correct Answer stochastic , nonstochastic
Acute radiation syndrome invludes what 3 effects? - Correct Answer Bone marrow syndrome, GI tract
syndrome, or CNS syndrome
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