Module 2
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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After scanning the PSP's bar code, the software of the plate-reading device associates what? | show 🗑
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Scanning the bar code is extremely important to ensure that the __________ is linked to the correct __________ and tells the computer software what type of __________ ________ to use for an image of a particular __________ structure. | show 🗑
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show | Bar-Code sticker; Cassette-Based
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show | An individual patient and a specific exam
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show | A rotating polygonal mirror and point scanner
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show | Light Guide; Photomultiplier Tube
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The photomultiplier tube of a PSP plate reader converts the light into an __________ __________ which is then ___________ by the _________. | show 🗑
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show | laser beam; Phosphors; Phosphor layer; Energy; Light; Latent Image
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show | Light guide; Light; Photomultiplier tube; ADC; Digital Signal
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Any remaining energy left on a PSP plate after digitizing the light photons is removed during the ________ process when exposing the plate to ______ ______ ______ removes the remaining __________. | show 🗑
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show | Plate Reader or image detector (what the hell is an "image detector"?)
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show | Pixel
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The Detector Element (DEL) in a Flat Panel Detector collects ________ that are extracted from the ___________ ________ and are converted into a ____________ _______ by an _______. This is the process that creates the image that is displayed on the monitor | show 🗑
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________ size controls the recorded detail or spatial resolution for Flat Panel Detectors and cannot be changed by the Technologist. | show 🗑
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CCD's and CMOS both need a __________ to convert __________ photons into __________. | show 🗑
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show | Light; Electrons; Silicon; Light
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With CCD's, when the electrons are released in proportion to the light striking it, __________ of charged ___________ are moved one row at a time by __________ the ___________ of adjacent _________. | show 🗑
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As the computer analyzes the image data that the ADC extracts from the PSP plate, a key step for the PSP receptor is recognizing _____________ ________ _________. | show 🗑
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show | Entire plate; Both
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What can happen if the PSP plate reader does not recognize exposure or collimation border? | show 🗑
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show | Exposure; Receptor
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The X axis of a histogram is the __________ line representing _____________ ___________. | show 🗑
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show | Vertical; Number of pixels per exposure.
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A Type 3 Histogram is unique because it takes into account a significant ___________ object such as a ___________ hip or stomach full of __________. | show 🗑
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With the Type 3 histogram, the attenuating object adds an additional ____________ to an otherwise normally distributed histogram. | show 🗑
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show | Two or more predefined histogram data values
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show | Patient
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Due to Automatic rescaling, the technologist has no visual cue of __________________. | show 🗑
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show | Technologists; Exposure to a receptor
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show | A histogram analysis of the distribution of radiation intensities.
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show | Receptor
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Fuji and Konica call their EI's an _____ _______, which represents a ___________ ___________. | show 🗑
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show | EI; Exposure Index
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show | Inversely proportional
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With Fuji, Konica and Phillips the higher the exposure received would do what with their EI's and what is the EI used by each? | show 🗑
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show | lgM = logarithm of the Histogram Median
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For Agfa, as the exposure increases what happens to their exposure indicators? | show 🗑
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show | REX; Directly proportional
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The Siemens Flat Panel Detector uses an Exposure indicator value of _______. | show 🗑
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If a PSP plate is processed with the wrong anatomical menu what can happen? | show 🗑
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Optimal EI ranges for PSP systems are best set by the _____________ who can evaluate the level of acceptable __________ which is very similar to the way images are evaluated in a __________ environment. | show 🗑
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A device that may be linked directly to the x-ray unit that measures the actual patient entrance skin dose with accurately calibrated equipment is a ______ ______ _________. | show 🗑
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The DAP meter is useful in determining _________ ________ dose but does not indicate the amount of ___________ received by the ___________ ___________. | show 🗑
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show | No
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Film digitizers can contribute additional _____________ to digitized images if the digitizer isn't ____________ __________ or when there is ___________ or ________ on the film. | show 🗑
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show | Degrade; Subsequent Images
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show | EI; Miscalculated; Underexposed; Contrast and Brightness
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show | Exposures; Technique and Subject Factors
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show | Entire; Exposed; Collimated Border
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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.
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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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