Question 200 · LDEK · Etiology and pathogenesis of caries
How long does it take for dental plague to return to the initial pH level after carbohydrates consumption, a level which does not initiate demineralization of dental hard tissues?
- A. 5-10 minutes.
- B. 10-15 minutes.
- C. 15-20 minutes.
- D. 20-30 minutes.
- E. 30-60 minutes.
Hint
Recall the shape of the Stephan curve and how long saliva needs to restore the resting pH.
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