Title: Module 3 Quiz
Course: DEH 2530 Expanded Duties > Section: Module 3 - Pit and Fissure Sealants

Q: After rinsing and drying the teeth following etching, if the tooth becomes contaminated with saliva, the operator should…
- repeat tooth etching to assure no saliva contamination of the etched surface
- switch to a glass ionomer sealant material
- rinse the saliva from the etched tooth and continue sealant application
- inform the patient of what has occurred and reschedule the procedure
A: repeat tooth etching to assure no saliva contamination of the etched surface

Q: Dental sealants should be used as part of a preventive program that includes:
- Fluorides
- Dietary considerations
- Plaque control
- All of the above
A: All of the above

Q: Enamel that has been etched has the appearance of being:
- Shiny
- Frosty
- Wet
- Slightly yellow
A: Frosty

Q: In which of the following situations should sealants not be used?
- Obvious dental decay or any proximal surface decay
- Primary teeth that will be lost soon
- Poor patient cooperation in the dental chair or a lack of pits and fissures
- All of the above
A: All of the above

Q: Light-cured sealant materials have been shown to provide superior retention and are preferred over chemically-cured sealants for that reason.
- True
- False
A: False

Q: Light-cured sealants require a two-part mixture before placement and curing on the tooth.
- True
- False
A: False

Q: Properly placed dental sealants are ___ effective in protecting development of cavities in sealed tooth surfaces
- 70%
- 80%
- 90%
- 100%
A: 100%

Q: The first step in placing dental sealants is to _____ the surface.
- Etch
- Isolate
- Clean
- Prime
A: Clean

Q: The most common cause of sealant loss is…
- use of unfilled material
- use of outdated material
- moisture contamination during placement
- bruxism
A: moisture contamination during placement

Q: Which of the following is the best method for removing excess material from a polymerized sealant? 
- Using a spoon excavator
- Using a finishing bur with a hand piece
- Using prophy paste and a rubber cup
- None of the above
A: Using a finishing bur with a hand piece