Test 1
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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| Two areas os activity are designed to ensure the best possible diagnosis at an acceptable radiation dose and with minimum cost. These areas are ______________ and _____________. | show 🗑
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| Quality assurance deals with ___________. | show 🗑
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| show | Scheduling, reception, and preparation
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| QA also involves image interpretation. Did the patient's ultimate disease or condition agree with the radiologist's diagnosis? This is called _______________. | show 🗑
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| show | Radiologist
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| A program of ________ is designed to ensure that the radiologist is provided with an optimal image produced through good equipment performance and resulting in minimal patient radiation exposure. | show 🗑
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| show | Instrumentation and equipment
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| show | QC
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| show | Manufacturer's representative
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| An acceptable QC program consists of three steps: ____________, ________________, and ______________. | show 🗑
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| As with QA, QC requires a team effort, but QC is principally the responsibility of the _________________. | show 🗑
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| Perphaps the most important patient protection characteristic of a radiographic imaging system is _______________ of the x-ray beam. | show 🗑
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| State statutes require that general purpose radiographic units have a minimum total filtration of ___________. | show 🗑
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| show | 2%
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| With a PBL collimator, the x-ray beam must not be larger than the image receptor except in the _________________. | show 🗑
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| show | Focal-Spot size
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| show | Pinhole camera, star pattern, and slit camera
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| show | Focal-spot size
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| The ____________ should be evalauated anually or whenever high-voltage generator component have changed significantly. | show 🗑
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| show | 4%
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| The measured kVp should be within ____ of the indicated kVp. | show 🗑
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| Exposure timer accuracy should be within ___ of the indicated time for exposure times greater than ___. | show 🗑
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| show | 20%; 10 ms or less
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| Regardless of the material thickness and the absolute exposure time, the optical density of the processed image should be __________. | show 🗑
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| show | 6 s or 600 mAs
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| show | 10%
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| show | +/- 5%
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| show | Photometer
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| show | 1500 cd/m^2; +/- 10%
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| show | 3 to 5 R/min; 10 rad
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| For interventional procedures, a skin dose of ________ is not uncommon but should be avoided if possible. | show 🗑
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| Federal law and most state statutes require that under noraml operation, the ESE shall not exceed ___________. | show 🗑
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| show | 20 R/min
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| Measurements for exposure rates are made with a __________ that these levels are not exceeded. | show 🗑
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| show | Lucite, aluminum, copper, lead filters
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| Proper exposure of the cassette spot film depends on the _____, ________, and _____________________________. | show 🗑
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| show | 200 mR
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| show | film, personnel interaction, and patient dose
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| show | output phosphor
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| show | 100 mR
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| Each system functions in the manner of the phototimer of a radiographic imaging system, producing constant image brightness on the video or flat panel monitor, regardless of the ___________ or ___________ of the antaomy. | show 🗑
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| show | annually
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| With incrementing from one tomographic section to the next, the section level should be accurate to within ________. | show 🗑
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| show | +/- 1mm
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| Digital image receptors have unique artifacts associated with ______________. | show 🗑
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| Environmental radiation can contribute to _____________. | show 🗑
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| show | 5%
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| show | Quality management
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| The terms ______________ and _____________ are used to encompass all activities related to quality management, including utilization and risk management, infection control, surgical case review, medication usage evaluation, and heatlh record. | show 🗑
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| show | Quality management
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