Chapter 26: Patient’s Role in Nonsurgical Periodontal Therapy

1. Which of the following is the most frequently used aid for biofilm removal?

A. Wooden wedge

B. Dental floss

C. Interdental brush

D. Toothbrush

D. Toothbrush

2. All of the following are reasons to brush the tongue, except:

A. A coated tongue may contribute to periodontal disease.

B. Reducing bacteria on the tongue reduces the number of pathogens in the saliva.

C. Periodontal pathogens that produce methyl mercaptan accumulate within filiform papillae on the back of the tongue.

D. The tongue deposits bacteria at the gingival margin during talking and swallowing.

D. The tongue deposits bacteria at the gingival margin during talking and swallowing.

3. Which of the following interdental cleaning devices is effective in a type I embrasure space?

A. Dental floss

B. Wooden wedge

C. Interdental brush

D. End-tufted brush

A. Dental floss

4. Which of the following interdental cleaning devices would be the most effective in removing plaque biofilm from an interproximal root concavity?

A. Dental floss

B. Wooden wedge

C. Interdental brush

D. End-tufted brush

C. Interdental brush

5. Tufted dental floss is effective at removing plaque from all of the following situations, except:

A. Type II embrasures

B. Under the pontic of a fixed bridge

C. Class I furcation

D. Distal surface of the last tooth in the arch

C. Class I furcation

6. An end-tufted brush cleans effectively in all of the following situations, except:

A. Type I embrasure

B. Distal surface of last tooth in the arch

C. Lingual surface of crowded mandibular anterior teeth

D. Exposed furcation areas

A. Type I embrasure

7. A pipe cleaner can be recommended to clean in which type of embrasure space?

A. Type I

B. Type II

C. Type III

D. Type IV

C. Type III

8. Which of the following auxiliary cleaning aids is useful for cleaning furcation areas?

A. Toothpick in a holder (Perio-aid)

B. Power dental flosser

C. End-tufted brush

D. Both toothpick in a holder (Perio-aid) and end-tufted brush

D. Both toothpick in a holder (Perio-aid) and end-tufted brush

9. Your patient has 5 mm of recession of the gingival margin on the maxillary second premolar. The probing depths for this tooth range from 2 to 3 mm. The proximal surfaces are experiencing continued attachment loss. Clinically, you see heavy plaque on the proximal surfaces of the roots of this tooth. The patient flosses daily. What could be the cause of these problem areas?

A. The patient is not really flossing on a daily basis.

B. There must be calculus under that plaque biofilm.

C. Floss will not disrupt plaque biofilm in root concavities.

D. Perhaps food is impacting into the proximal spaces.

C. Floss will not disrupt plaque biofilm in root concavities.

10. Interdental aids are _____ for most patients.

A. Optional

B. Necessary

C. Painful

D. Expensive

B. Necessary

11. When it comes to plaque biofilm removal:

A. Manual and power toothbrushes are equally effective.

B. Manual toothbrushes are superior to power toothbrushes.

C. Power toothbrushes are superior to manual toothbrushes.

D. Toothbrushing alone is never sufficient.

A. Manual and power toothbrushes are equally effective.

12. Which of the following is not a type of power toothbrush?

A. Sonic action

B. Ionic action

C. Subsonic action

D. Ultrasonic action

C. Subsonic action

13. How fast is a mechanical action toothbrush?

A. 1,000-8,000 movements per minute

B. 25,000-100,000 movements per minute

C. 200 million movements per minute

D. Zero movements per minute

A. 1,000-8,000 movements per minute

14. Which of the following is not a general category of toothbrushing technique?

A. Vibratory motion

B. Vertical sweeping motion

C. Horizontal reciprocating motion

D. Lateral motion

D. Lateral motion

15. Your patient is a 70-year-old woman with type 1 embrasure spaces. She is motivated to comply with your recommendations, but reports that her dexterity has been reduced after a recent stroke. Which interdental aid do you recommend for her to try?

A. Tufted dental floss

B. Interdental brush

C. Floss holder

D. Toothpick in holder

C. Floss holder

16. The choice of interdental aid should take into account

A. Patient preference

B. Gag reflex

C. Cognitive ability

D. All of these are correct

D. All of these are correct

17. The _________ determines the type of interdental brush that should be used.

A. Patient's mouth size

B. Smallest interdental gap

C. Size of the embrasure space

D. Presence of concavities

C. Size of the embrasure space

18. End-tuft brushes:

A. Effectively reach around crowded teeth

B. Are useful for removing biofilm from an exposed furcation area

C. Work well to remove biofilm from type III embrasure spaces

D. All of these are correct

D. All of these are correct

19. Which of the following is true about wooden wedges?

A. The wedge should not be moistened before use.

B. The wedge should be discarded at the first sign of splaying.

C. Long-term use of wedges in type III embrasures may permanently harm papillae.

D. The wedge should be used where teeth are tightly spaced.

B. The wedge should be discarded at the first sign of splaying.

20. Which of the following is considered a volatile sulfur compound?

A. Methyl mercaptan

B. Methylene sulfide

C. Hydrogen sulfide

D. Both methyl mercaptan and hydrogen sulfide

D. Both methyl mercaptan and hydrogen sulfide

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