operation, QA, acquisition, and evaulation
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 | TFT DEL size
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| show | an object is placed at an angle on the detector (object not flat)
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| show | grid cutoff
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| show | number of bits per pixel which has an effect on the gray scale
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| a technique of 85kV and 10mAs with no grid. what mAs is needed with a 8:1 grid | show 🗑
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| what gird ratio is similar to the air gap technique | show 🗑
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| show | SID/SOD
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| formula for heat units | show 🗑
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| show | 1.35
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| multiplier for three phase 12 pulse | show 🗑
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| show | 29.2
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| old mAs is 10 with a 6:1 grid. find new mAs with a 16:1 grid | show 🗑
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| purpose of fuses on the xray circuit | show 🗑
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| what is an autotransformer | show 🗑
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| show | positive
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| show | negative
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| show | quantity
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| show | quality
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| what type of histogram is used for extremities | show 🗑
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| show | type 2
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| show | type 3
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| primary coil of the high voltage transformer receives what current | show 🗑
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| show | 70 kVp
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| three causes for tube failure | show 🗑
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| show | vaccuum
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| show | additive and inherent filtration
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| less than 1% of the energy from electrons are turned into this | show 🗑
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| show | actual and effective focal spot
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| show | 1. heat dissipation
2. high melting point
3. high atomic number
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| show | electron cloud within the x-ray tube is the product
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| what is aec used for | show 🗑
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| circuit device that permits electrons to flow in one direction | show 🗑
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| show | 220 volts
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| what percent of voltage ripple happens in a 3 phase 12 pulse have | show 🗑
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| show | less than 1%
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| 3 parts of the x-ray circuit | show 🗑
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| what is located between the secondary coil of the high voltage transformer and the x-ray tube | show 🗑
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| how is pixel size determined | show 🗑
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| show | the time needed for the x-ray tube to turn off
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| show | ionizing chamber and phototimer
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| what does bit depth identify | show 🗑
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| what effects spatial resolution | show 🗑
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| show | OID and SID
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| elongation and foreshortening are effected by | show 🗑
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| show | brightness, contrast, and noise
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| show | percentage of detected incoming x-ray photons
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| show | magnification, elongation, and foreshortening
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| show | DQE
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| focal spot blur is greatest | show 🗑
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| true or false: SID has no effect on contrast | show 🗑
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Created by:
smshelton2
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