Question 1

Acceptance testing should never be done by a ______________________.

Accepted Answer

A)   medical physicist
B)   manufacturer's representative
C)   QC technologist
D)   radiologic engineer

Question 2

Comparing the mR output at 50 mA at 0.2 sec, 100 mA at 0.1 sec, and 200 mA at 0.05 sec is part of a test for ________________.

Accepted Answer

A)   reciprocity
B)   reproducibility
C)   linearity
D)   uniformity

Question 3

Quality control testing procedures should be performed on ______________ basis.

Accepted Answer

A)   a daily and weekly
B)   a monthly
C)   an annual
D)   All of the above

Question 4

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

Accepted Answer

A)   2
B)   5
C)   10
D)   12

Question 5

All general purpose radiographic units must have a minimum of _____ mm Al filtration.

Accepted Answer

A)   1.5
B)   2.0
C)   2.5
D)   3.0

Question 6

When a light in a viewbox is out, _____________________.

Accepted Answer

A)   that light bulb must be replaced
B)   all bulbs in the viewbox must be replaced
C)   all the bulbs must be matched to adjacent viewboxes
D)   All of the above must be done

Question 7

A quality assurance program monitors __________.

Accepted Answer

A)   films
B)   imaging equipment
C)   people
D)   processors

Question 8

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

Accepted Answer

A)   Dosimeter
B)   Wire-mesh
C)   Sensitometer
D)   Star pattern B

Question 9

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

Accepted Answer

A)   1.0 mm Al
B)   5.0 mm Al
C)   2.0 mm Al
D)   20 mm Al

Question 10

Probably the most important patient protection characteristic of a radiographic imaging system is ______________.

Accepted Answer

A)   filtration
B)   focal spot size
C)   accurate collimation
D)   high contrast resolution

Question 11

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

Accepted Answer

A)   line pair
B)   exposure linearity
C)   half-value layer
D)   wire mesh pattern

Question 12

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

Accepted Answer

A)   2
B)   3
C)   0.5
D)   1

Question 13

Filtration is measured with _____________ measurements.

Accepted Answer

A)   caliper
B)   photometer
C)   slit camera
D)   half-value layer

Question 14

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

Accepted Answer

A)   daily
B)   unscheduled
C)   scheduled
D)   preventive

Question 15

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

Accepted Answer

A)   acceptance testing
B)   outcome analysis
C)   calibration
D)   personnel monitoring

Question 16

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

Accepted Answer

A)   have TJC approval and accreditation
B)   ensure quality patient care
C)   receive payment from insurance carriers
D)   Do all of the above D

Question 17

A quality control program is for ____________________.

Accepted Answer

A)   film processors
B)   CT scanners
C)   x-ray tubes
D)   All of the above

Question 18

A positive beam limitation (PBL)  device is involved in __________________.

Accepted Answer

A)   collimation
B)   exposure control
C)   dose reduction
D)   protocol monitoring

Question 19

Focal spot size is measured with ________________.

Accepted Answer

A)   a pinhole camera
B)   a star pattern
C)   a slit camera
D)   All of the above

Question 20

The first step of the QA recommended by The Joint Commission (TJC)  is to __________________.

Accepted Answer

A)   collect and organize data
B)   take action to improve care
C)   assign responsibility
D)   assess and document actions C

Exam 20: Screen-Film Radiographic Quality Control

Acceptance testing should never be done by a ______________________.

Correct AnswerverifiedShow Answer

Comparing the mR output at 50 mA at 0.2 sec, 100 mA at 0.1 sec, and 200 mA at 0.05 sec is part of a test for ________________.

Correct AnswerverifiedShow Answer

Quality control testing procedures should be performed on ______________ basis.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

All general purpose radiographic units must have a minimum of _____ mm Al filtration.

Correct AnswerverifiedShow Answer

When a light in a viewbox is out, _____________________.

Correct AnswerverifiedShow Answer

A quality assurance program monitors __________.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedB

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

Correct AnswerverifiedShow Answer

Probably the most important patient protection characteristic of a radiographic imaging system is ______________.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Filtration is measured with _____________ measurements.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedD

A quality control program is for ____________________.

Correct AnswerverifiedShow Answer

A positive beam limitation (PBL) device is involved in __________________.

Correct AnswerverifiedShow Answer

Focal spot size is measured with ________________.

Correct AnswerverifiedShow Answer

The first step of the QA recommended by The Joint Commission (TJC) is to __________________.

Correct AnswerverifiedC

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B

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D

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C