Chapter 58 Quizs

What is the Theory of Selective Polishing?

• Polish the teeth that are visible.

• Polish occlusal surfaces of the teeth.

• Polish the teeth that have stains.

• Polish the facial surfaces of teeth.

What is the purpose of the coronal polishing technique?

• As a substitute for an oral prophylaxis

• To remove calculus, debris, stain, and plaque from teeth

• To remove plaque and stains from the coronal surfaces of the teeth

• To be performed by any dental assistant

What can result from using the prophy angle at a high speed?

• It can cause frictional heat that can damage the tooth.

• It can remove dentin.

What is the most common technique for stain removal?

• Scaler

• Toothbrush

• Floss

• Rubber cup polishing

Which type of stain is incorporated into the tooth surface and cannot be removed easily if at all?

• Red wine

• Coffee

• Tetracycline

• Soft drinks

What will the operator ask the patient to do throughout the prophylaxis procedure?

• Wear safety glasses.

• Keep the eyes closed.

• Keep the mouth open wide.

• Maintain a head position at 12 o’clock.

Which is the least invasive option for removing dental stains that cannot be removed manually with a toothbrush or by coronal polishing during a prophylaxis?

• Tooth whitening

• Composite restoration

• Laminate veneers

• Enamel microabrasion

What does air-powder polishing remove?

• Supragingival extrinsic stain

• Supragingival intrinsic stain

• Subgingival extrinsic stain

• Subgingival calculus

Coronal polishing ____ the uptake of professionally applied fluoride and _____ the buildup of new deposits.

• decreases; decreases

• decreases; increases

• increases; decreases

• increases; decreases

How is the rubber cup placed?

• Flat against the tooth

• At a 45-degree angle against the tooth

• On each tooth for 10 seconds

• Parallel to the long axis