Question 1

If the electronic timer of a high frequency generator is suspect,

Accepted Answer

A)  a standard spinning top test should be performed.
B)  the timer should be compared with a stop watch.
C)  an exposure time modifier should be calculated and incorporated into future exposures.
D)  a qualified service engineer should be called. D

Question 2

Select the FALSE statement from the choices below.

Accepted Answer

A)  Geometric problems include patient motion.
B)  Equipment malfunction involves radiographic/fluoroscopic equipment only.
C)  Density problems include mAs and grid selection choices.
D)  Contrast problems include kVp and collimation choices. B

Question 3

An image that demonstrates too little contrast would represent

Accepted Answer

A)  a procedural factor problem.
B)  an equipment malfunction problem.
C)  a technical factor problem.
D)  none of the above C

Question 4

Image critique is particularly challenging with current technology due to the problems centering around

Accepted Answer

A)  patient positioning.
B)  patient preparation procedures.
C)  the sophistication of the digital technologies used.
D)  new x-ray tube designs providing much higher resolution with decreased heat loading.

Question 5

The presence of the Moire effect on an image indicates a problem with

Accepted Answer

A)  a flat panel detector.
B)  the automatic film processor.
C)  a CR cassette and grid.
D)  the Bucky mechanism.

Question 6

Geometric problems dealing with distortion could be due to

Accepted Answer

A)  focal spot selection.
B)  x-ray tube alignment.
C)  collimation problems.
D)  inadequate mAs.

Question 7

An image is presented to the department quality control coordinator by a disgruntled radiologist that shows an asymmetrically narrowed ankle mortis on an AP projection.His dissatisfaction would be most likely classified as a

Accepted Answer

A)  technical factor distortion problem.
B)  procedural factor patient preparation problem.
C)  procedural factor patient positioning problem.
D)  technical factor tube alignment problem.

Question 8

Images that are grossly overexposed

Accepted Answer

A)  will have recorded detail.
B)  will have a low S#.
C)  will possess poor visibility of detail.
D)  will have a large EI value.

Question 9

Technical factor problems can include both

Accepted Answer

A)  equipment and technologist problems.
B)  procedural and room scheduling problems.
C)  equipment and image processing problems.
D)  photographic and geometric problems.

Question 10

Static marks on a film radiographic image represent

Accepted Answer

A)  a procedural factor problem.
B)  a recorded detail problem.
C)  a visibility of detail problem.
D)  an equipment malfunction problem.

Question 11

With film-screen radiography, the largest percentage of image quality problems center around

Accepted Answer

A)  film-screen contact.
B)  inconsistent film quality from manufacturers.
C)  automatic processing.
D)  darkroom errors.

Question 12

A photographic problem with visibility of detail would be likely due to

Accepted Answer

A)  improper SID.
B)  improper OID.
C)  inadequate kVp.
D)  improper focal spot selection.

Question 13

Generally speaking, the process of image analysis should start with

Accepted Answer

A)  the formulation of a hypothesis as to cause.
B)  a review of the entire image.
C)  the identification of patterns or cues.
D)  the selection of a final hypothesis as to a cause of the problem.

Question 14

Match the following choices with the appropriate statement as they relate to image critique.
-possible ethical ALARA violation

Accepted Answer

A)  improper patient preparation
B)  an S# of 50
C)  film-screen contact problem
D)  consistently low contrast images
E)  image cut-off along the long dimension of a cassetteF) presence of grid lines on imageG) white specks on final imagesH) hypothesis

Question 15

Match the following choices with the appropriate statement as they relate to image critique.
-equipment malfunction problem

Accepted Answer

A)  improper patient preparation
B)  an S# of 50
C)  film-screen contact problem
D)  consistently low contrast images
E)  image cut-off along the long dimension of a cassetteF) presence of grid lines on imageG) white specks on final imagesH) hypothesis

Question 16

Match the following choices with the appropriate statement as they relate to image critique.
-image receptor alignment problem

Accepted Answer

A)  improper patient preparation
B)  an S# of 50
C)  film-screen contact problem
D)  consistently low contrast images
E)  image cut-off along the long dimension of a cassetteF) presence of grid lines on imageG) white specks on final imagesH) hypothesis

Question 17

Match the following choices with the appropriate statement as they relate to image critique.
-possible explanation of image quality cues

Accepted Answer

A)  improper patient preparation
B)  an S# of 50
C)  film-screen contact problem
D)  consistently low contrast images
E)  image cut-off along the long dimension of a cassetteF) presence of grid lines on imageG) white specks on final imagesH) hypothesis

Question 18

An optimal diagnostic quality radiograph

Accepted Answer

A)  is always within acceptable limits.
B)  is always the same as a diagnostic image.
C)  always shows cues or patterns of underlying problems.
D)  may warrant an ALARA violation.

Question 19

Select the TRUE statement from the choices below.

Accepted Answer

A)  The art of image critique is the application of scientific knowledge to the analysis of an image.
B)  If an image is within acceptable limits, it is always of optimal image quality.
C)  Photographic problems involve the production of recorded detail.
D)  The cause of an unacceptable or suboptimal image includes technical factors only.

Question 20

All of the following are related EXCEPT

Accepted Answer

A)  exposure timer error.
B)  technical factor problem.
C)  equipment malfunction problem.
D)  procedural factor problem.

Exam 30: The Art of Image Critique

If the electronic timer of a high frequency generator is suspect,

Select the FALSE statement from the choices below.

An image that demonstrates too little contrast would represent

Image critique is particularly challenging with current technology due to the problems centering around

The presence of the Moire effect on an image indicates a problem with

Geometric problems dealing with distortion could be due to

An image is presented to the department quality control coordinator by a disgruntled radiologist that shows an asymmetrically narrowed ankle mortis on an AP projection.His dissatisfaction would be most likely classified as a

Images that are grossly overexposed

Technical factor problems can include both

Static marks on a film radiographic image represent

With film-screen radiography, the largest percentage of image quality problems center around

A photographic problem with visibility of detail would be likely due to

Generally speaking, the process of image analysis should start with

Match the following choices with the appropriate statement as they relate to image critique. -possible ethical ALARA violation

Match the following choices with the appropriate statement as they relate to image critique. -equipment malfunction problem

Match the following choices with the appropriate statement as they relate to image critique. -image receptor alignment problem

Match the following choices with the appropriate statement as they relate to image critique. -possible explanation of image quality cues

An optimal diagnostic quality radiograph

Select the TRUE statement from the choices below.

All of the following are related EXCEPT