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Identify and briefly describe the functions of a
total digital radiography system.
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Describe the general advantages of digital
radiography compared to film/screen radiography.
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Describe the general function of the receptor
within a total digital radiography system.
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Describe the general function of the image
management component within a total digital radiography system.
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Describe the general function of the image
processing component within a total digital radiography system.
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Describe the general function of the memory and
storage component within a total digital radiography system.
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Describe the general function of the display and
display control component within a total digital radiography system.
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Describe the general function of the
communications network within a total digital radiography system.
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Describe the general function of the patient
information system with respect to a digital radiography system.
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Describe and explain the general function of a
direct digital radiography receptor.
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Describe and explain the imaging process using a
stimualible phosphor digital radiography receptor.
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Compare the advantages and disadvantages of
direct and stimualible phosphor receptor systems.
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Illustrate and describe the concept of dynamic
range for a radiography receptor.
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Sketch and explain the factors that limit the
dynamic range (latitude) of radiographic film.
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Sketch and compare the dynamic range (latitude)
of film and digital radiography receptors.
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Describe some advantages and possible
disadvantages of the wide dynamic range of digital radiography receptors.
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Identify and briefly describe the factors in a
digital radiography system that have an effect on contrast sensitivity and image
contrast.
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Identify and briefly describe the factors in a
digital radiography system that have an effect on blurring and visibility of
detail.
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Identify and describe the principle factor that
affects image noise in digital radiography.
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Describe the process that a radiographer should
follow to insure a proper balance between patient exposure and image noise in
digital radiography.
