CLOSE DOOR 1 Flashcards
A cumulative timer is designed to________of the fluoroscopy beam on time.
Make the radiologist aware
Primary beam is _______.
The useful beam
The intensity of scatter radiation 1 meter from the patient is approximately____of the intensity of the beam to the patient.
0.1%
At the level of the table top, the intensity of fluoroscopic beam should not exceed______for each mA of operation at 80 kVp.
2.1 R/min
At controlled area is one occupied primarily by_______.
Radiology Personnel & Patients
A secondary barrier is designed to absorb_____radiation.
Leakage & Scattered
A quantity that reflects both dose and volume of tissue irradiated is the
Dose area products
Devices designed total accumulated radiation intensity are called ____
Dosimeter
A quality assurance program program monitors
People
A quality control program is for
Film processors
CTscanners
X-raysTubes
The determination of how consistently radiologists image interpretations match patients ultimate diagnosis is called __
outcome analysis
A QC program should include ___ routine performance monitoring and maintenance
acceptance testing
The first step of the QA recommended by the Joint Commission on Accreditation of Healthcare Organizations (JCAHO) is to ___
assign responsibility
Medical facilities have quality control programs in place in order to __
have JAHCO approval and accreditation
ensure quality patient care
receive payment from insurance carriers
Acceptance testing should never be done by a ___
manufacturer’s representative
Most quality control testing on radiographic equipment is done
annually
All general purpose radiographic units have a minimum of ___ mm Al filtration.
2.5
Collimator must be accurately aligned within + ____% on the SID.
2
Focal spot size measure with a
pinhole camera
slit camera
star patern
It is acceptable to perform a ___ test than measuring a focal spot size
Line pair