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Rick discovered that oxygen increases the cell-killing effect of a given dose of radiation. This is known as which of the following?


A) fractionation
B) mutagenesis
C) oxygen effect
D) reproductive failure

E) B) and C)
F) A) and D)

Correct Answer

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Which of the following is a measure of the ionization of air created by x- and gamma-radiation?


A) Roentgen (R)
B) rad
C) rem
D) curie

E) All of the above
F) B) and C)

Correct Answer

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Which of the following describes the energy that is absorbed in matter from any type of ionizing radiation, and is considered the unit of absorbed dose?


A) Roentgen (R)
B) rad
C) rem
D) curie

E) B) and C)
F) A) and D)

Correct Answer

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Which of the following is the SI unit for Roentgen (R) ?


A) coulomb/kilogram
B) gray
C) sievert
D) becquerel

E) None of the above
F) B) and C)

Correct Answer

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Which of the following is credited with the discovery of x-rays in 1895?


A) Antoine Henri Becquerel
B) Pierre and Marie Curie
C) Wilhelm Conrad Roentgen
D) Thomas Edison

E) B) and C)
F) All of the above

Correct Answer

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