Radiation Safety new exam solved
questions and answers
When measuring radiation exposure what does a Roentgen measure? - Amount
of radiation we are exposed to
When measuring radiation dose, what does the RAD measure? - Amount of energy
absorbed into our body
What RAD stand for? - Radiation Absorbed Dose
What is the system international equivalent to a RAD? - Gray
When measuring radiation dose, what does a REM measure? - Amount of energy
absorbed that causes biological effect.
What does REM stand for? - Roentgen Equivalent Man
What is the system international equivalent to a REM? - Sievert
What is the difference between an exposure and a dose? - Exposure is the amount of
energy we are exposed to while dose is the amount of energy absorbed into our body.
Is a unit of energy - Photon
Why does the dental field use the measurement of a milliroentgen (mR) versus
Roentgen to measure radiation? - Because we use a little amount of radiation
Ionizing radiation present in the environment. - Background radiation
Two types of background radiation - Natural
Man made
Two types of natural radiation - Cosmic
Radon
Radiation from outer space including sun - Cosmic
A radioactive gaseous element that results from disintegration of radium present in
the soil. - Radon
Type of background radiation from radioactive waste from industry or nuclear testing
fallout. - Man made
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questions and answers
When measuring radiation exposure what does a Roentgen measure? - Amount
of radiation we are exposed to
When measuring radiation dose, what does the RAD measure? - Amount of energy
absorbed into our body
What RAD stand for? - Radiation Absorbed Dose
What is the system international equivalent to a RAD? - Gray
When measuring radiation dose, what does a REM measure? - Amount of energy
absorbed that causes biological effect.
What does REM stand for? - Roentgen Equivalent Man
What is the system international equivalent to a REM? - Sievert
What is the difference between an exposure and a dose? - Exposure is the amount of
energy we are exposed to while dose is the amount of energy absorbed into our body.
Is a unit of energy - Photon
Why does the dental field use the measurement of a milliroentgen (mR) versus
Roentgen to measure radiation? - Because we use a little amount of radiation
Ionizing radiation present in the environment. - Background radiation
Two types of background radiation - Natural
Man made
Two types of natural radiation - Cosmic
Radon
Radiation from outer space including sun - Cosmic
A radioactive gaseous element that results from disintegration of radium present in
the soil. - Radon
Type of background radiation from radioactive waste from industry or nuclear testing
fallout. - Man made
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