chapter 7,8
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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| show | true
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| can x-rays be focused with a lens? | show 🗑
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| show | transmit, absorb, or scatter
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| show | at the speed of light
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| show | false
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| show | false, they have a biologic effect.
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| show | heat and x-rays
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| show | anode and cathode
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| show | cathode
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| show | filament and focusing cup
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| show | two. one small and one large
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| show | electrons
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| show | equal all the way around.
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| how many focal spots are on the target in the anode? | show 🗑
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| show | useful beam from the window.
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| define leakage radiation. | show 🗑
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| define extrafocal radiation. | show 🗑
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| what is the function of the tube housing? | show 🗑
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| show | thermionic emission.
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| what controls filament circuit and measures tube current? | show 🗑
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| what alters x-ray beam wavelength? | show 🗑
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| compare filament and tube current. | show 🗑
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| What controls quantity? | show 🗑
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| show | kVp
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| show | increases.
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| show | long-wave radiation.
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| show | decreases.
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| what is the purpose of a grid? | show 🗑
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| a grid increases or decreases the amount of overall radiation to the IR? | show 🗑
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| define radiopaque. | show 🗑
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| define radiolucent. | show 🗑
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| show | radiation it leaves the patient's body.
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| what is the difference between scatter and secondary radiation? | show 🗑
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| show | longer.
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| define density. | show 🗑
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| show | source to IR distance.
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| define OID | show 🗑
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| If the OID increases, what happens to exposure? | show 🗑
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| show | mA x time = mAs
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| what factors affect contrast? | show 🗑
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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.
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.
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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Created by:
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