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Fluoroscopy Radiation Protection and Safety questions and answers $18.49   Add to cart

Exam (elaborations)

Fluoroscopy Radiation Protection and Safety questions and answers

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  • Course
  • Fluoroscopy
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  • Fluoroscopy

Fluoroscopy Radiation Protection and Safety questions and answers

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  • August 15, 2024
  • 38
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Fluoroscopy
  • Fluoroscopy
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BRAINBOOSTERS
Fluoroscopy: Radiation
Protection and Safety
questions and answers
Wilhelm Conrad Roentgen - answer Discovered x-rays in 1895
Who discovered x-rays?


Radon and its decay products - answer What is the largest contributor
of natural (background) radiation exposure


medical procedures - answer What delivers the largest amount of
artificial radiation to the public?


Radon in indoor air - answer What is the second leading cause of lung
cancer in the US after cigarette smoking?


Antoine Henri Becquerel - answer Who discovered radioactivity in
1896?

,the becquerel (Bq) - answer What is the unit for expressing radioactivity
in the International System of Units?


the curie (Ci) - answer What is the non-SI unit for expressing
radioactivity?


Radiation exposure units - answer What are coulomb/kilogram (C/kg)
and the roentgen (R)?


Coulomb - answer What is a unit of electrostatic charge?


The roentgen does not measure energy absorbed or dose - answer true


The roentgen describes how many ion pairs are formed in a given
volume of air when exposed to radiation. - answer true


Absorbed dose - answer defined as the energy imparted to matter by
ionizing radiation per unit mass of irradiated material.


Gray (Gy) - answer The SI unit expressing absorbed dose. Describes the
radiation dose absorbed by tissues following exposure to ionizing
radiation.


rad - answer non-SI, older term unit for absorbed dose

,One Gy equals - answer 100 rad


1 rad equals - answer 0.01 Gy


A 1-Gy dose is equal to - answer 1 joule of radiation energy absorbed
per kg or organ or tissue weight


The Gy is a unit used to measure the dose accumulated from multiple
exposures to any type of ionizing radiation. true or false - answer true


Equal doses of different types of radiation are not equally harmful to
the body. - answer true


The gray or rad is a measure of the relative biological effect on the body.
- answer false


Dose equivalent - answer a measurement used to indicate the biological
damage to living tissue from an absorbed dose.


sievert (Sv) - answer The dose equivalent is expressed in what SI unit?


roentgen equivalent man (rem) - answer What is the conventional unit
to express dose equivalent?

, One Sv equals ___ rem - answer 100


The rem measures _____. - answer radiation energy absorbed by a
person


a chest x-ray delivers a dose of - answer 0.1 mSv


The dose equivalent is an effective measurement in determining
relative harm or risk caused by a given dose of radiation compared with
other types of radiation. true or false - answer true


Effective dose is expressed using ____. - answer mSv


The ______ is averaged over the entire body, allowing for differences in
exposed tissues. - answer effective dose


The annual effective dose from naturally occurring radioactive materials
and cosmic radiation is estimated to be ______. - answer 3 mSv (300
mrem)


The average effective dose for a diagnostic X-ray examination is ___ and
____ for nuclear medicine procedures. - answer .39 mSv and .14 mSv

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