That's An Artifact, Jack!
You've Got Film Problems
QA/QC
Testing...1, 2, 3
Other Bushong makes no sense, nonsense
100
A static artifact is created during ______ of the film.
What is handling of the film
100
A greasy appearance of a film is usually caused by
What is inadequate washing
100
A QC program should include _____, routine performance monitoring, and maintenance.
What is acceptance testing
100
What is the testing device used to measure cassette screen-film contact?
What is the wire mesh test
100
The measured kVp should be within + or - _____% of the kVp indicated on the console.
What is 10
200
A cassette that is improperly positioned can cause a _______ artifact
What is grid cut-off artifact
200
A bi-color chemical stain on a radiograph is called_______. (two correct answers)
What is dichroic stains and curtain effect
200
True or False: Quality control is for x-ray tubes only?
What is False; it is for film processors, CT scanners and x-ray tubes.
200
What type of testing device is involved in positive beam limitation (PBL)?
What is collimation
200
Filtration is measured with _______ measurements.
What is half-value layer
300
What sort of screen film radiographic artifact is a guide-shoe mark?
What is processing artifact
300
Low humidity in a dark room can cause what type of specific static?
What is tree static
300
A quality assurance program monitors _______.
What is people.
300
Comparing the mR output at 50 mA @ 0.2 sec, 100 mA @ 0.1 sec, and 200 mA @0.05 sec is part of a test for _______.
What is linearity.
300
The collimator must be accurately alignmed to within + or - ____% of the SID.
What is 2
400
Kink mark artifacts are caused by what?
What is bending the film
400
What can cause image blur on the finished radiograph?
What is patient motion
400
Most quality control testing on radiographic equipment is done _______.
What is annually.
400
Following a good processor QC program reduces the need for _______ maintenance.
What is unscheduled maintenance
400
All general purpose radiographic units must have a minimum of ______ mm Al filtration.
What is 2.5 mm Al
500
Generally, most repeat exams are caused by _______ artifacts.
What is exposure artifacts
500
Thin lines on the leading or trailing edge of a film are _______?
What is guide-shoe marks
500
True or False: Quality Control testing should only be performed on a weekly or monthly basis.
What is False. Daily, weekly, monthly, and annual depending on the specific quality control.
500
It is acceptable to perform a(n) _______ test instead of measuring the focal spot size.
What is line pair test
500
The minimum HVL for an x-ray machine operated at 70 kVp is?
What is 2.0 mm Al
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