CHAPTER ONE AND FOUR
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| radiation | show 🗑
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| show | breakdown of radioactive substances
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| ionizing | show 🗑
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| show | damage caused to cells, tissues, molecules within the body by radiation exposure
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| show | natural source of radiation from radioactive materials in the earth. ex uranium, thorium, potassium
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| show | gas produced from the decay of uranium that can pentrate soil and enter buildings through basement; small traces are found within the earth
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| extraterrestrial source | show 🗑
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| show | man-made; x-ray, airport surveillance; accounts for 65 mr. per year
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| patient dose | show 🗑
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| erythema | show 🗑
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| skin erythema dose | show 🗑
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| show | unit of exposure in air
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| exposure | show 🗑
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| RAD | show 🗑
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| show | traditional unit of effective dose; radiation equivalent in man; used to calculated occupational exposure; also uded for radiation protection purposes; takes into account the biological effects of radiation exposure
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| Gray | show 🗑
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| Sievert | show 🗑
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| LET | show 🗑
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| show | International Commission on Radiological Units and Measurement; created 1925; first standard of measurements
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| show | Roentgen announced his discovery of x-ray
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| show | Roentgen wrote a report call "a New kind of Ray"
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| show | Professor at Columbia University developed intensifying screens and use in conjunction with glass plates in 1896
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| show | Thomas Edison's assistant had to have his hands cut off because of cancer from holding the intensifying screens
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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