Test your knowledge

1. Presence of erosive lesions often positively correlates with:

a)

Caries activity

b)

Fast drinking habit

c)

High buffering capacity of saliva

d)

Low salivary flow rate

2. Which of the following common foods and drinks may have an erosive effect?

a)

Milk

b)

Bread

c)

Honey

d)

Sports drinks

3. Which of the following clinical findings may be a sign of erosion?

a)

Teeth covered with plaque and a high gingival bleeding index

b)

Deep, dark coloured cavities in approximal areas

c)

Rounded cusps and grooves on molars and incisal edges

d)

Molars and incisal edges which seem to be cut in an occlusal line

4. Which of the categories below does not describe tooth wear?

a)

Attrition

b)

Caries

c)

Erosion

d)

Abrasion

5. Which of the following is not an initial sign of erosive tooth wear?

a)

Initial loss of surface texture (perikymata)

b)

Localised silky and shiny tooth surfaces

c)

Exposure of deeper parts of dentine

d)

Sometimes dull surfaces

6. What kind of toothbrush is recommended for people at risk of erosion or patients with erosion?

a)

a soft toothbrush

b)

a toothbrush of medium hardness

c)

a hard toothbrush

d)

No toothbrush, as you should not brush at all (too much abrasion)

7. Which of the following statements does not describe the benefits of BEWE?

a)

Gives guidance toward clinical management

b)

Helps to monitor the process as the amalgam-fillings “elevate” above the tooth

c)

Classifies clinical visible defects

d)

Matches clinical signs to risk levels

8. Which of the following factors need not be considered when diagnosing erosion?

a)

General health

b)

Salivary flow rate

c)

The clinical appearance of teeth

d)

Patient gender

9. Which of the following statements is not true regarding the BEWE diagnostic system?

a)

It is a tool which helps to guide the practitioner in erosion management

b)

It’s a simple scoring system that evaluates the severity of erosion

c)

It was created because of a lack of harmonisation in the erosion diagnosis methods

d)

The scores of all the teeth are recorded

10. Which of the following statements best describes the type of tooth wear, which might occur when a patient consistently brushes their teeth immediately before exposure to erosive agents?

a)

A reduction of the pellicle which reduces the protection against erosion from acidic foods and drinks

b)

Enamel wear due to attrition alone

c)

Abrasion due to softening of the enamel

d)

Increased vulnerability to erosion due to the softening of the dentine

After having answered all questions, you can start the automated evaluation by clicking on "Evaluation."