Question 151 · LDEK · Caries in children
The process of enamel demineralization can be reversed or minimalized by:
1) increased flow of saliva;
2) higher density of saliva;
3) lower density of saliva;
4) presence of fluoride in saliva;
5) decreased level of phosphate ions and an increased level of calcium ions in saliva.
The correct answer is:
2) higher density of saliva;
3) lower density of saliva;
4) presence of fluoride in saliva;
5) decreased level of phosphate ions and an increased level of calcium ions in saliva.
The correct answer is:
- A. 1,2,3.
- B. 2,3,4.
- C. 3,4,5.
- D. 1,3,4.
- E. 2,3,5.
Hint
Think of the factors that clear sugars, buffer acids and supply ions for remineralization.
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