Pit & Fissure Sealants

Which of following methods of protecting the occlusal surfaces of teeth removes the least amount of enamel?

• Preventive resin restorations

• Prophylactic odontonomy

• Dental sealants

• Small amalgam restorations

Which of the following is the most critical step in the placement of resin based pit and fissure sealants?

• Material selection

• Light curing

• Isolation

• Cleaning the tooth surface

What is the appropriate curing time for light cured sealant materials?

• 10 seconds

• 20 seconds

• 30 seconds

• 60 seconds

When placing the sealant material it is important to:

• Use the maximum amount of material to insure full occlusal coverage.

• Use all of the material in the dispenser.

• Use the minimum amount of the material to cover all the pits and fissures.

• Use air to move the material around.

After placing the sealant, it is necessary to evaluate the procedure by doing which of the following?

• Exploring for voids or bubbles.

• Checking how securely the sealant is attached to the tooth surface.

• Checking the occlusion for premature contacts.

• All of the above.

Which of the following is the most appropriate method for removing excess material from a polymerized sealant?

• Scraping with a sharp instrument.

• Using a finishing bur with a hand piece.

• Using prophy paste and a brush.

• All of the above.

What is the recommended time for acid etching before placing a pit and fissure sealant?

• 30 seconds

• 60 seconds

• 90 seconds

• 20 seconds

Which of following images is NOT a method of isolation of the teeth?

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The image displayed best fits which stage in the pit and fissure sealant procedure?

• Bonding application

• Sealant placement

• Post etch

• Clean tooth

The image displayed best fits which stage in the pit and fissure sealant procedure?

• Clean tooth

• Check occlusion

• Apply bonding

• Apply etch