Power Toothbrushes

Self-Study Examination

Instructions: After studying the text answer the following true/false or multiple choice questions. Remember, there's only one answer to each question.

1.	Select the correct statements from below:

a) The greater effectiveness of the power toothbrush compared with a manual toothbrush is well documented.
b) Dental professionals are reluctant to accept power toothbrushes.
c) both of the above

2.	Why have the dental professionals not embraced the power toothbrush wholeheartedly?

a) dentists are not familiar with the clinical data
b) they do not trust the controlled clinical studies
c) they’re waiting for the practice-based studies
d) all of the above

3.	What makes one power toothbrush superior to another power toothbrush?

a) price
b) battery life
c) alternately rotating circular heads
d) manufacturer
e) ADA seal of approval

4.	Which of the following was not a conclusion of the practice-based study of power toothbrushes reported in the article?

a) better plaque removal and improved gingival condition
b) Nearly 90% of the patients indicated that they would continue to use the power toothbrush.
c) Only a small percent of the dental professionals said they would now be more likely to recommend a power toothbrush to their patients.
d) In the study even the patients who had excellent oral hygiene at the beginning benefited from switching to the power toothbrush.

5.	In order for a dentist to recommend a power toothbrush it is helpful if the dentist has direct experience with a power toothbrush.

a) true
b) false

6.	If you brush your teeth for two minutes at least twice a day, floss, and vist your dentist regularly, manual brushes and electric toothbrushes are equally effective.

a) true
b) false

7.	A smaller brush head is generally better than a bigger brush head.

a) true
b) false

8.	What’s the optimum time one should spending brushing teeth?

a) 30 seconds
b) 60 seconds
c) 2 minutes
d) 5 minutes