Question 1

To conduct a film-screen contact test, the wire mesh test object is placed:

Accepted Answer

A)   On top of the loaded cassette.
B)   On the side of the film closest to the tubehead within the loaded cassette.
C)   On the side of the film farthest from the tubehead within the loaded cassette.
D)   Over the end of the PID.E) A) and D)
F) None of the above

Question 2

Safelighting can be checked with the ____ test.

Accepted Answer

A)   Wire mesh
B)   Fogging
C)   Coin
D)   StepwedgeE) All of the above
F) B) and D)

Question 3

To conduct the film-screen contact test, the position-indicating device (PID)  should have a ____-inch target-film distance.

Accepted Answer

A)   6
B)   12
C)   40
D)   72E) B) and C)
F) A) and B)

Question 4

The stepwedge technique for evaluating developer strength relies on exposing one exposed stepwedge film:

Accepted Answer

A)   Each day.
B)   Each week.
C)   Every time 20 films have been processed.
D)   Every time 40 films have been processed.E) B) and D)
F) A) and C)

Question 5

If the image of the coin appears on the processed radiograph after the coin test:

Accepted Answer

A)   The safelighting is correct.
B)   The safelighting is not safe to use with that type of film.
C)   Conduct the test again with the darkroom door closed rather than open.
D)   Conduct the test again with the safelight off rather than on.E) C) and D)
F) All of the above

Question 6

The clearing test is used to monitor:

Accepted Answer

A)   Developer strength.
B)   Fixer strength.
C)   Water bath temperature.
D)   Processing speed.E) C) and D)
F) None of the above

Question 7

A reference radiograph is compared with a radiograph taken each day for matched:

Accepted Answer

A)   Milliamperage
B)   kVp
C)   Color
D)   DensityE) B) and C)
F) B) and D) D

Question 8

A film-screen contact test is used to test the:

Accepted Answer

A)   Output of the x-ray machine.
B)   Quality of intraoral films.
C)   Cassette holder for extraoral films.
D)   Freshness of extraoral film.E) A) and C)
F) All of the above

Question 9

A reference radiograph is used to evaluate:

Accepted Answer

A)   The viewbox.
B)   Darkroom lighting.
C)   Safelighting.
D)   Developer strength.E) A) and B)
F) A) and C)

Question 10

If the densities seen on the daily radiographs appear darker than those seen on the reference radiographs, the developer solution is (1)  weak, (2)  too concentrated, (3)  cold, and/or (4)  too warm.

Accepted Answer

A)   1 and 3
B)   1 and 4
C)   2 and 3
D)   2 and 4E) B) and D)
F) A) and D)

Question 11

To conduct the coin test, the film and coin are exposed for:

Accepted Answer

A)   10 seconds.
B)   3 or 4 minutes.
C)   15 minutes.
D)   An entire workday.E) A) and B)
F) None of the above B

Question 12

Extraoral intensifying screens should be cleaned:

Accepted Answer

A)   Daily
B)   Weekly
C)   Monthly
D)   YearlyE) A) and B)
F) None of the above

Question 13

A calibration test for accurate kilovoltage and milliamperage readings would most likely be performed to ensure that the dental ____ is functioning properly.

Accepted Answer

A)   X-ray machine
B)   Film
C)   Film processing
D)   DarkroomE) C) and D)
F) A) and B)

Question 14

During the light leak test for the darkroom:

Accepted Answer

A)   A flashlight should be used to check for light leaks.
B)   The overhead lights should be off, but the safelight should be on.
C)   All lights within the darkroom should be off.
D)   Light a match within the darkroom, and see if any light is visible from the outside.E) B) and D)
F) B) and C)

Question 15

If the processor is functioning properly, the results of the automatic processor test films will be that:

Accepted Answer

A)   The unexposed film appears clear and dry, and the film exposed to light appears black and dry.
B)   The unexposed film appears clear and wet, and the film exposed to light appears black and wet.
C)   The unexposed film appears black and dry, and the film exposed to light appears clear and dry.
D)   The unexposed film appears black and wet, and the film exposed to light appears clear and wet.E) A) and D)
F) B) and D)

Question 16

To perform the coin test, the film and coin are exposed to:

Accepted Answer

A)   The safelight.
B)   The darkroom ceiling or white light.
C)   The light with the darkroom door open.
D)   No light at all.E) C) and D)
F) B) and C)

Question 17

If the film clears in ____ minutes, the chemistry is of adequate strength.

Accepted Answer

A)   2
B)   6
C)   8
D)   14E) A) and D)
F) C) and D)

Question 18

According to the test for dental x-ray film, if the processed film appears clear with a slight blue tint, the film:

Accepted Answer

A)   Has expired.
B)   Is fresh and has been properly stored and protected.
C)   Has been improperly stored.
D)   Has been exposed to radiation.E) A) and B)
F) All of the above

Question 19

Extraoral intensifying screens that appear visibly scratched should:

Accepted Answer

A)   Be cleaned with commercially available cleaner.
B)   Have antistatic solution applied.
C)   Be replaced.
D)   Be polished and then reused.E) All of the above
F) None of the above C

Question 20

Which of the following statements is true of the evaluation of the film-screen contact test?

Accepted Answer

A)   Areas of poor film-screen contact appear darker than good contact areas.
B)   Areas of poor film-screen contact appear lighter than good contact areas.
C)   If the wire mesh image on the film exhibits varying densities, good film-screen contact has taken place.
D)   Both a and c.E) A) and B)
F) All of the above

Exam 10: Quality Assurance in the Dental Office

To conduct a film-screen contact test, the wire mesh test object is placed:

Correct AnswerverifiedShow Answer

Safelighting can be checked with the ____ test.

Correct AnswerverifiedShow Answer

To conduct the film-screen contact test, the position-indicating device (PID) should have a ____-inch target-film distance.

Correct AnswerverifiedShow Answer

The stepwedge technique for evaluating developer strength relies on exposing one exposed stepwedge film:

Correct AnswerverifiedShow Answer

If the image of the coin appears on the processed radiograph after the coin test:

Correct AnswerverifiedShow Answer

The clearing test is used to monitor:

Correct AnswerverifiedShow Answer

A reference radiograph is compared with a radiograph taken each day for matched:

Correct AnswerverifiedD

A film-screen contact test is used to test the:

Correct AnswerverifiedShow Answer

A reference radiograph is used to evaluate:

Correct AnswerverifiedShow Answer

If the densities seen on the daily radiographs appear darker than those seen on the reference radiographs, the developer solution is (1) weak, (2) too concentrated, (3) cold, and/or (4) too warm.

Correct AnswerverifiedShow Answer

To conduct the coin test, the film and coin are exposed for:

Correct AnswerverifiedB

Extraoral intensifying screens should be cleaned:

Correct AnswerverifiedShow Answer

A calibration test for accurate kilovoltage and milliamperage readings would most likely be performed to ensure that the dental ____ is functioning properly.

Correct AnswerverifiedShow Answer

During the light leak test for the darkroom:

Correct AnswerverifiedShow Answer

If the processor is functioning properly, the results of the automatic processor test films will be that:

Correct AnswerverifiedShow Answer

To perform the coin test, the film and coin are exposed to:

Correct AnswerverifiedShow Answer

If the film clears in ____ minutes, the chemistry is of adequate strength.

Correct AnswerverifiedShow Answer

According to the test for dental x-ray film, if the processed film appears clear with a slight blue tint, the film:

Correct AnswerverifiedShow Answer

Extraoral intensifying screens that appear visibly scratched should:

Correct AnswerverifiedC

Which of the following statements is true of the evaluation of the film-screen contact test?

Correct AnswerverifiedShow Answer

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D

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B

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C

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