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AEC

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
AEC was introduced in 1942 by _____________.   show
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The single function of an AEC is to eliminate the need for the radiographer to set an exposure ____.   show
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During the use of AEC, ___ and ____ may still be set manually.   show
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show ionization chambers  
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show positioning  
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All AEC systems permit the adjustment of the amount of ______ necessary to send the exposure termination signal.   show
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The ____ controls should not be used to compensate for patient part thickness or kVp changes.   show
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Poor positioning skills result in an _____ repeat rate when using AEC.   show
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AEC problems with subject density and contrast occur whenever an ____ density is present or when an ____ density is lacking.   show
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show avoided  
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The ____ ____ _____ is the length of time necessary for the AEC to respond to the ionization and send a signal to terminate the exposure.   show
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The backup time should be set at ____ percent of the anticipated manual exposure time.   show
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show 600; 50  
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______ combine an AEC system with a technique chart that is computerized to correspond to anatomical procedures.   show
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show repeatable  
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