Question 1

Which of these statements is FALSE?

Accepted Answer

A)   The coin test monitors darkroom safelighting.
B)   Processing solutions must be replenished to keep optimal.
C)   The fresh film test can be used to monitor the quality of each box of film.
D)   Intensifying screens should be cleaned daily with solutions recommended by the manufacturer.E) B) and C)
F) A) and D)

Question 2

A device consisting of increasing increments of an absorbing material is called a "reference film."

Accepted Answer

A) True 
 B)False

Question 3

When not in use, the x-ray unit support arm should be placed in the open position.

Accepted Answer

A) True 
 B)False

Question 4

When not in use, should the PID be pointing up?

Accepted Answer

No. When not in use, the suppo...

Question 5

In automatic processing, the most likely cause of damp films is that:

Accepted Answer

A)   the water level too high.
B)   the dryer was not operating correctly.
C)   distilled water was not used.
D)   the rinse spray was too forceful.E) B) and C)
F) A) and D)

Question 6

Operator competency can reduce patient radiation exposure.

Accepted Answer

A) True 
 B)False

Question 7

Quality control is the planning, implementation, and evaluation of procedures used to produce high-quality radiographs with maximum diagnostic information while minimizing radiation exposure.

Accepted Answer

A) True 
 B)False

Question 8

The expiration date manufacturers place on radiograph film boxes indicates that films:

Accepted Answer

A)   should not be used for patient exposures after this date.
B)   may be safely used for one additional month after this date.
C)   may be safely used for a 6-month period after this date.
D)   may be used safely after performing a quality control test.E) None of the above
F) C) and D)

Question 9

Dental x-ray machine tube head stability should be tested annually.

Accepted Answer

A) True 
 B)False

Question 10

Each of the following conditions is necessary for safelighting EXCEPT one. Which one is the EXCEPTION?

Accepted Answer

A)   Adequate bulb wattage
B)   Appropriate filter color
C)   Safe distance from working area
D)   Black darkroom wallsE) B) and D)
F) B) and C)

Question 11

Establishing a quality control program for radiographic procedures helps to increase the quality of radiographs produced and decrease the incidence of retake radiographs.

Accepted Answer

A) True 
 B)False

Question 12

What is the key to peak performance of an automatic processor?

Accepted Answer

The answer of What is the key to peak performance...

Question 13

Keeping a log of retakes can help identify the radiographer who needs continuing education.

Accepted Answer

A) True 
 B)False

Question 14

How long after closing the darkroom door and turning off the lights would light leaks become visible?

Accepted Answer

Approximately 5 minutes. It ta...

Question 15

The dental radiographer can play a role in monitoring the x-ray machine.

Accepted Answer

A) True 
 B)False

Question 16

Each of the following statements regarding testing for darkroom light leaks is correct EXCEPT one. Which one is the EXCEPTION?

Accepted Answer

A)   All lights, including the safelight, should be turned off.
B)   White-light leaks may be marked with tape or chalk so that they can subsequently be sealed.
C)   White-light leaks are visible as soon as the lights in the darkroom are turned off.
D)   Possible sources of light leaks include around the entry door and around pipes leading into the darkroom.E) None of the above
F) B) and C)

Question 17

In the coin test, how long is a coin placed on top of the unwrapped film?

Accepted Answer

Two to three minutes. This tim...

Question 18

Each of the following is a quality control measure EXCEPT one. Which one is the EXCEPTION?

Accepted Answer

A)   Dental x-ray machine output test
B)   Safelight evaluation
C)   Patient compliance determination
D)   Test for darkroom light leaksE) B) and C)
F) None of the above

Question 19

What is a reference film?

Accepted Answer

A reference film is a radiogra...

Question 20

What is the name of the device made of layered metal steps of varying thickness used to determine film density and contrast?

Accepted Answer

A step wedge allows the radiog...

Exam 19: Quality Control and Environmental Safety in Dental Radiography

What is the key to peak performance of an automatic processor?

Correct AnswerverifiedShow Answer

Each of the following is a quality control measure EXCEPT one. Which one is the EXCEPTION?

Correct AnswerverifiedShow Answer

The expiration date manufacturers place on radiograph film boxes indicates that films:

Correct AnswerverifiedShow Answer

Quality control is the planning, implementation, and evaluation of procedures used to produce high-quality radiographs with maximum diagnostic information while minimizing radiation exposure.

Correct AnswerverifiedShow Answer

A device consisting of increasing increments of an absorbing material is called a "reference film."

Correct AnswerverifiedShow Answer

Which of these statements is FALSE?

Correct AnswerverifiedShow Answer

In the coin test, how long is a coin placed on top of the unwrapped film?

Correct AnswerverifiedTwo to three minutes. This tim...View AnswerShow Answer

How long after closing the darkroom door and turning off the lights would light leaks become visible?

Correct AnswerverifiedApproximately 5 minutes. It ta...View AnswerShow Answer

Operator competency can reduce patient radiation exposure.

Correct AnswerverifiedShow Answer

What is a reference film?

Correct AnswerverifiedA reference film is a radiogra...View AnswerShow Answer

The dental radiographer can play a role in monitoring the x-ray machine.

Correct AnswerverifiedShow Answer

Each of the following statements regarding testing for darkroom light leaks is correct EXCEPT one. Which one is the EXCEPTION?

Correct AnswerverifiedShow Answer

What is the name of the device made of layered metal steps of varying thickness used to determine film density and contrast?

Correct AnswerverifiedA step wedge allows the radiog...View AnswerShow Answer

Keeping a log of retakes can help identify the radiographer who needs continuing education.

Correct AnswerverifiedShow Answer

Dental x-ray machine tube head stability should be tested annually.

Correct AnswerverifiedShow Answer

In automatic processing, the most likely cause of damp films is that:

Correct AnswerverifiedShow Answer

When not in use, should the PID be pointing up?

Correct AnswerverifiedNo. When not in use, the suppo...View AnswerShow Answer

When not in use, the x-ray unit support arm should be placed in the open position.

Correct AnswerverifiedShow Answer

Each of the following conditions is necessary for safelighting EXCEPT one. Which one is the EXCEPTION?

Correct AnswerverifiedShow Answer

Establishing a quality control program for radiographic procedures helps to increase the quality of radiographs produced and decrease the incidence of retake radiographs.

Correct AnswerverifiedShow Answer

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Two to three minutes. This tim...
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Approximately 5 minutes. It ta...
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Correct Answer
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Correct Answer
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A reference film is a radiogra...
View Answer

Correct Answer
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A step wedge allows the radiog...
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No. When not in use, the suppo...
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Correct Answer
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