Coronal Polishing

The purpose of coronal polishing is to remove plaque and stains from the coronal surfaces of the teeth.

• True

• False

The abrasive agent used during coronal polishing actually removes a small amount of the fluoride-rich outer enamel layer.

• True

• False

Polishing does not improve the uptake of professionally applied fluoride; therefore, polishing is (a)   before fluoride application.

Dental amalgam black stain is an example of which of the following types of tooth stain?

• Exogenous intrinsic stain

• Exogenous extrinsic stain

• Endogenous extrinsic stain

• Endogenous intrinsic stain

Which of the following represents an endogenous stain?

• Dental Amalgam incorporated into tooth structure

• Blueberries

• Tetracycline

• Coffee

The air-polishing technique uses a specially designed handpiece with a nozzle that delivers a high-pressure stream of warm water with which additive?

• Calcium tungstate

• Calcium hydroxide

• Sodium hypochlorite

• Sodium bicarbonate

Air-powder polishing removes (a)   gingival extrinsic stain.

Which statement is correct about polishing cups?

• They remove stain from the clinical crowns of teeth.

• They are made from gutta-percha.

• They are rotated rapidly to remove stain from teeth.

• They are available in a synthetic material for patients with latex allergies.

When would bristle brushes be used?

• For exposed cementum

• For exposed dentin

• For deep pits and fissures on the enamel surfaces

• For interproximal subgingival areas

How should a bristle brush be used?

• Rotate rapidly before touching the tooth surface.

• Apply lightly to the tooth surface while revolving at the lowest speed.

• Place on the tooth while not rotating, and rotate slowly.

• Place on the tooth while not rotating, and rotate in a reverse direction.