Midterm Review

Which statement is false concerning subgingival calculus?

• Contains mainly gram positive bacteria

• Mature calculus contains mainly inorganic compounds

• Subgingival calculus has a rough surface

• Subgingival calculus is linked to periodontitis.

Dental plaque is the same as material alba.

• TRUE

• FALSE

Which electric toothbrush uses sound waves to cause fluid motion?

• Oral B

• Rotadent

• Sonicare

• Crest disposable

The ______ ___ grasp is recommended for individuals who brush with excessive pressure.

(a)  

The method of manual toothbrushing recommended for clients wearing orthodontics is:

• Modified Bass

• Modified Stillman

• Charters

• Fones

The method for manual toothbrushing recommended for clients with gingival recession is:

• Modified Bass

• Modified Stillman

• Charters

• Fones

The bass toothbrushing technique angles the bristles at __ degrees towards the gingival margin.

• 15

• 45

• 90

• 125

Hard tissue lesions may form from aggressive toothbrushing. They are commonly located where?

• Lingual surfaces

• Incisal or Occlusal

• Interproximal

• At or near the CEJ

When the embrasure space is occupied with 75% gingiva, what type of embrasure is present?

• 1

• 2

• 3

• 4

Floss is ideal for clients with good manual dexterity and type _ embrasures.

• 1

• 2

• 3

• 4