Test your knowledge



2. Which of the categories below does not describe tooth wear?
a)


b)


c)


d)








7. Which of the following is not one of the main biological factors related to erosion?
a)


b)


c)


d)





9. What is the estimated prevalence of signs of erosion in the Western population?
a)
20%


b)
30%


c)
50%


d)
70%




10. Erosion can be caused or aggravated by various extrinsic factors. Which of the following do not apply?
a)


b)


c)


d)



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