Exam 20: Screen-Film Radiographic Quality Control

A positive beam limitation (PBL)device is involved in?

A QC program should include _____,routine performance monitoring,and maintenance.

The minimum HVL for an x-ray machine operated at 70 kVp is?

Acceptance testing should never be done by a _____.

Processor crossover racks should be cleaned on a _____ basis.

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 _____.

The x-ray field must center accurately to within ____% of SID.

Medical facilities have quality control programs in place in order to _____.

Focal spot size is measured with _____.

Following a good processor QC program reduces the need for _____ maintenance.

What is the testing device used to measure cassette screen-film contact?

The determination of how consistently radiologists' image interpretations match patients' ultimate diagnoses is called _____.

It is acceptable to perform a(n)_____ test instead of measuring the focal spot size.

A quality assurance program monitors _____.

Quality control testing procedures should be performed on _____ basis.

The collimator must be accurately aligned to within ±_____% of the SID.

Processors should be monitored every day for _____.

A quality control program is for _____.

The first step of the QA recommended by the Joint Commission on Accreditation of Healthcare Organizations (JCAHO)is to _____.

Most quality control testing on radiographic equipment is done _____.