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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| show | Outcome analysis
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| All of these QA activities require attention from the imaging team, but they are principally the responsibility of the _____________. | show 🗑
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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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| show | Acceptance testing, routine performance monitoring, and maintenance
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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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| Misalignment must not exceed _____ of the source-to-image receptor distance (SID). | show 🗑
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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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| The spatial resolution of a radiographic imaging system is determined principally by the ____________ of the x-ray tube. | show 🗑
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| Three tools are used for measurement of foacl-spot size: ___________, ____________, and ____________. | show 🗑
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| ____________ should be evaluated annually or whenever an x-ray tube is replaced. | show 🗑
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| The ____________ should be evalauated anually or whenever high-voltage generator component have changed significantly. | show 🗑
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| A variation in kVp of approximately _____ is necessary to affect image optical density and radiographic contrast. | show 🗑
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| show | 10%
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| show | 5%; 10ms
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| Accuracy of ____ is acceptable for exposure times of ______. | show 🗑
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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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| If the phototimer fails, the backup timer should terminate the exposure at ____ or _____, whichever occurs first. | show 🗑
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| Exposure linearity must be within ____ for adjacent mA stations. | show 🗑
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| show | +/- 5%
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| Viewbox illumination should be analyzed photometrically on an annual basis. This is done with an instrument called a _______, which measures light intensity at several areas of the illuminator. | show 🗑
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| show | 1500 cd/m^2; +/- 10%
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| The entrance skin exposure (ESE) for an adult averages ___ to ______ during fluoroscopy; this can result in a skin dose of _____ for many fluoroscopic examinations. | show 🗑
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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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| show | 10 R/min
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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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| An ESE of approximately _______ may be assumed for a cassette spot film. | show 🗑
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| show | film, personnel interaction, and patient dose
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| Photofluorospot images are recorded on film from the ____________ of an image-intesifier tube. | show 🗑
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| show | 100 mR
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| show | thickness; composition
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| Fluoroscopic AEC should be evaluated __________. | show 🗑
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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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| The variation in x-ray intensity should not exceed _____. | show 🗑
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| __________ is a process that monitors and evaluates the quality of the care and services provided to patients within a health care facility. | show 🗑
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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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| _____________ activites include work performed by various hospital committees and the medical staff, as well as other professional staff from various hospital departments. | show 🗑
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Or sort by any of the columns using the down arrow next to any column heading.
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