Radiation Protection Chapter 4 multiple exam with correct answers

Radiation Protection Chapter 4 |||\\\ |||\\\ |||\\\ |||\\\




multiple exam with correct answers |||\\\ |||\\\ |||\\\ |||\\\




Which of the following factors must be multiplied to determine the EfD from an x-radiation
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exposure of an organ or body part? |||\\\ |||\\\ |||\\\ |||\\\ |||\\\ |||\\\




A. EqD x Wr x D
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B. Wt x Wr x ColEfD
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C. D x Wr x Wt
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D. D x C/kg - correct answer✔✔C. D x Wr x Wt
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Which of the following is the SI unit of radiation exposure that is used for x-ray equipment
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calibration?

A. C/kg
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B. DAP
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C. R
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D. Sv - correct answer✔✔A. C/kg
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The expression 10(-6) may be symbolically expressed as which of the following?
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A. P
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B. W
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C. S
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D. m - correct answer✔✔D. m
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In radiation protection systems no longer in use, a radiation dose to which occupationally
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exposed persons could be continously subjected without any apparent harmful acute effects,
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such as erythema of the skin, was known as a(n):
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, A. Air Kerma
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B. Effective dose
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C. Tolerance dose
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D. Weighted dose - correct answer✔✔C. Tolerance dose
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Early deterministic somatic effects of radiation include:
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1. Nausea and fatigue
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2. Blood and intestinal disorders
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3. Diffuse redness of the skin and shedding of its outer layer.
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A. 1 and 2 only
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B. 1 and 3 only
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C. 2 and 3 only
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D. 1, 2, and 3 - correct answer✔✔D. 1, 2, and 3
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Which of the following terms describes the amount of energy per unit mass transferred from
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an x-ray beam to an object in its path such as the human body?
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A. SI
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B. Exposure
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C. Equivalent dose
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D. Absorbed dose - correct answer✔✔D. Absorbed dose
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The total amount of radiant energy transferred by ionizing radiation to the body during a
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radiation exposure defines: |||\\\ |||\\\




A. Dose area product
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B. Effective dose
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C. Surface integral dose
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D. Total effective dose equivalent - correct answer✔✔C. Surface integral dose
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