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17 Cards in this Set
- Front
- Back
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Discovered X-Rays?
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Wilhelm Conrad Roentgen in 1895
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Who discovered Radioactivity and when?
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Antoine Henri Becquerel 1898
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Who discovered Isolated Radium and when?
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Pierre and Marie Curie 1898
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Who was the first known radiation death and when?
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Clarence Dally 1904
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What is the primary concern with Radiation?
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It is ionizing and causes harmful effects
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Whose responsibility is it to determine the need for the procedure?
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Physicians
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The degree to which the diagnostic study acccurately reveals the prescence or abscence of disease.
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Diagnostic Efficacy
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the upper boundary doses of of ionizing radiation that result in a negligible risk of bodily injury or genetic damage.
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Dose limits
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Alara stands for?
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As low as reasonable acheivable
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BERT stands for?
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Background Equivalent Radiation Time
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What are the units to describe effective dose?
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Rem and Sievert (Sv)
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1 Sv = how many Rem?
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100
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What is BERT used for?
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To compare radiation exposure to patient.
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If an atom loses an electron it forms what?
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an ion pair
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The amount of energy transferred to electrons by ionizing radiation is the basis of what concept?
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Radiation Dose
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What 2 interactions occur in the diagnostic range?
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Compton and Photoelectric effect
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What does compton effect (recoil) result in?
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Fog, no info reaches the film
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