Radiation Health and Safety UPDATED
Questions and CORRECT Answers
A thermometer should be suspended in which solution during conventional dental image
processing?
A. Developer
B. Fixer
C. Rinse
D. Water Bath - CORRECT ANSWER - A.
The ideal temperature for the developer solution when manually processing dental images should
be:
A. 62
B. 64
C. 66
D. 68 - CORRECT ANSWER - D.
The warmer the developer solution:
A. the better the quality of the image receptor will be.
B. the slower the visible image will occur.
C. the faster the image receptor will develop.
D. the longer the image receptor will need to remain in the fixer - CORRECT ANSWER -
C.
Which of the following is a correct characteristic of the developing solution?
,A. The developer removes any non-energized silver bromide crystals from the image receptor.
B. The developer solution reduces the silver bromide crystals to black metallic silver.
C. The developer solution causes the radiopaque areas on the image receptor to appear.
D. The developer solution hardens the protective layer of the image receptor covering the
emulsion. - CORRECT ANSWER - B.
When processing conventional dental images, when is the dental auxiliary able to first view the
image on the image receptor under white light without causing distortion?
A. After the developer solution.
B. After the initial rinse.
C. After the image receptor has been washed and dried.
D. After a few minutes in the fixer solution. - CORRECT ANSWER - D.
How should the dental auxiliary compensate if the developer solution is 10 degrees too warm
when processing image receptors?
A. Increase the fixing time.
B. Increase the developing time.
C. Decrease the fixing time.
D. Decrease the developing time. - CORRECT ANSWER - D.
How will image receptors appear if they have been left in the fixer solution overnight?
A. Clear.
B. Dark.
C. Fogged.
D. Yellow-brown. - CORRECT ANSWER - A.
,A straight radiopaque border on the upper edge of an image receptor is the result of:
A. fixer solution cutoff.
B. developer solution cutoff.
C. an image receptor not being developed for the proper time.
D. too little water in the water bath. - CORRECT ANSWER - B.
Which of the following causes reticulation
A. removing the image receptor too quickly from the outer packet.
B. Drastic temperature changes between the developer and the rinse.
C. Allowing the image receptors to touch during the drying cycle.
D. An imbalance of the chemicals in the developer solution. - CORRECT ANSWER - B.
How would a light leak in the darkroom be detected?
A. Annual inspection check by the State Board of Health.
B. By performing a coin-fog test.
C. By conducting a crabtree test.
D. by performing a visual comparison test. - CORRECT ANSWER - B.
When the dental auxiliary is performing a wet reading, which of the following steps must be
followed in order to avoid causing distortion?
a. the image receptor must be returned to the developer immediately after viewing the image
receptor
b. the image receptor must be returned to the fixer after the dentist has viewed the image receptor
c. the image receptor must be rinsed immediately following the wet reading
d. the image receptor must be dried prior to the wet reading being performed. - CORRECT
ANSWER - B.
, Which of the following is ran daily through the rollers of an automatic processing machine to
ensure that there is no residue left in the rollers?
A. A traditional unexposed intraoral image receptor.
B. A clearing film.
C. A cleaning film.
D. A step wedge film. - CORRECT ANSWER - C.
How will fixer spots appear on a processed radiograph?
A. Yellow spots.
B. Dark spots.
C. White spots.
D. Brown spots. - CORRECT ANSWER - C.
Which of the following is a true statement that will aid the assistant in the mounting of image
receptors in a full mouth series?
A. The mental foramen will appear in the mandibular molar periapical image receptor.
B. The coronoid process will appear int he maxillary molar periapical image receptor.
C. The genial tubercles will appear in the maxillary central periapical image receptor.
D. The tuberosity will appear in the mandibular molar periapical image receptors. - CORRECT
ANSWER - B.
Which of the following images should include the retromolar pad area found in the dentition?
A. Maxillary premolar periapical.
B. Molar bite-wing.
Questions and CORRECT Answers
A thermometer should be suspended in which solution during conventional dental image
processing?
A. Developer
B. Fixer
C. Rinse
D. Water Bath - CORRECT ANSWER - A.
The ideal temperature for the developer solution when manually processing dental images should
be:
A. 62
B. 64
C. 66
D. 68 - CORRECT ANSWER - D.
The warmer the developer solution:
A. the better the quality of the image receptor will be.
B. the slower the visible image will occur.
C. the faster the image receptor will develop.
D. the longer the image receptor will need to remain in the fixer - CORRECT ANSWER -
C.
Which of the following is a correct characteristic of the developing solution?
,A. The developer removes any non-energized silver bromide crystals from the image receptor.
B. The developer solution reduces the silver bromide crystals to black metallic silver.
C. The developer solution causes the radiopaque areas on the image receptor to appear.
D. The developer solution hardens the protective layer of the image receptor covering the
emulsion. - CORRECT ANSWER - B.
When processing conventional dental images, when is the dental auxiliary able to first view the
image on the image receptor under white light without causing distortion?
A. After the developer solution.
B. After the initial rinse.
C. After the image receptor has been washed and dried.
D. After a few minutes in the fixer solution. - CORRECT ANSWER - D.
How should the dental auxiliary compensate if the developer solution is 10 degrees too warm
when processing image receptors?
A. Increase the fixing time.
B. Increase the developing time.
C. Decrease the fixing time.
D. Decrease the developing time. - CORRECT ANSWER - D.
How will image receptors appear if they have been left in the fixer solution overnight?
A. Clear.
B. Dark.
C. Fogged.
D. Yellow-brown. - CORRECT ANSWER - A.
,A straight radiopaque border on the upper edge of an image receptor is the result of:
A. fixer solution cutoff.
B. developer solution cutoff.
C. an image receptor not being developed for the proper time.
D. too little water in the water bath. - CORRECT ANSWER - B.
Which of the following causes reticulation
A. removing the image receptor too quickly from the outer packet.
B. Drastic temperature changes between the developer and the rinse.
C. Allowing the image receptors to touch during the drying cycle.
D. An imbalance of the chemicals in the developer solution. - CORRECT ANSWER - B.
How would a light leak in the darkroom be detected?
A. Annual inspection check by the State Board of Health.
B. By performing a coin-fog test.
C. By conducting a crabtree test.
D. by performing a visual comparison test. - CORRECT ANSWER - B.
When the dental auxiliary is performing a wet reading, which of the following steps must be
followed in order to avoid causing distortion?
a. the image receptor must be returned to the developer immediately after viewing the image
receptor
b. the image receptor must be returned to the fixer after the dentist has viewed the image receptor
c. the image receptor must be rinsed immediately following the wet reading
d. the image receptor must be dried prior to the wet reading being performed. - CORRECT
ANSWER - B.
, Which of the following is ran daily through the rollers of an automatic processing machine to
ensure that there is no residue left in the rollers?
A. A traditional unexposed intraoral image receptor.
B. A clearing film.
C. A cleaning film.
D. A step wedge film. - CORRECT ANSWER - C.
How will fixer spots appear on a processed radiograph?
A. Yellow spots.
B. Dark spots.
C. White spots.
D. Brown spots. - CORRECT ANSWER - C.
Which of the following is a true statement that will aid the assistant in the mounting of image
receptors in a full mouth series?
A. The mental foramen will appear in the mandibular molar periapical image receptor.
B. The coronoid process will appear int he maxillary molar periapical image receptor.
C. The genial tubercles will appear in the maxillary central periapical image receptor.
D. The tuberosity will appear in the mandibular molar periapical image receptors. - CORRECT
ANSWER - B.
Which of the following images should include the retromolar pad area found in the dentition?
A. Maxillary premolar periapical.
B. Molar bite-wing.
