oral rad PIMA
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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| Ideal temp for developer | 68 degrees
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| if temp for developer is low x-rays will be | lighter
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| if temp of developer is high it | allow shorter time for developing
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| main purpose for fixer | to remove the silver halide crystals which has been exposed to x-ray
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| develop time is 5 mins at 68 degrees fixing time will be | 10min
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| for routine film processing the best method is | time-temp processing
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| processing solutions test | step wedge device
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| safelight placed | 4ft
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| fim emilsion hardend during | drying
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| purpose of fast speed radiographic film | short exposure time
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| T or F film speed is determined by silver halide crystals in emulsion, The larger the size the faster the speed faster... | true
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| periapical films show | entire tooth including apex, show the supporting structure around the tooth, come in various sizes
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| purpose of led foil is to | protect the film from back scattered radiation
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| latent image | before exposure
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| film size 1 used for | FMX of children under 6
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| density of radiographis to dark why? | overexposing and overdeveloping
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| correct processing order | develop, fix, rinse, wash
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| thin black lines | static electricity
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| white lines or marks | scratched emulsion
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| black shadow | light leak
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| smudged film | fingermarks
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| reticulation | different temp. of developing and rinse waters
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| white spots | premature fixer
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| brownish-yellow stains | improper washing
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| dark spots | premature developer
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| fixing solution disposed by | label hazerdous have waste disposal company dispose of it
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