Question

what is the role of toothpastes in preventing cavities?how does tooth decay start where the ph of our mouth is decreased​

Answer 1

Explanation:

To prevent the tooth from getting affected with cavities, toothpastes are used. Toothpaste is a chemical combination of bases. ... Thus the role of toothpaste in protecting the teeth from cavities is to reduce the acidic attack by neutralization process.When the pH in the mouth falls below 5.5, tooth decay starts. Bacteria present in the mouth produce acid by degradation of sugar and food particles which remain in the mouth after eating. The acid produced in the mouth attack the enamel thereby, creating tooth decay.

Answer 2

Answer:

Q How does tooth decay start where the ph of our mouth is decreased?

When the pH in the mouth falls below 5.5, tooth decay starts. Bacteria present in the mouth produce acid by the degradation of sugar and food particles which remain in the mouth after eating. The acid produced in the mouth attack the enamel thereby, creating tooth decay

Q What is the role of toothpaste in preventing cavities?

To prevent the tooth from getting affected with cavities, toothpastes are used. Toothpaste is a chemical combination of bases. ... Thus the role of toothpaste in protecting the teeth from cavities is to reduce the acidic attack by neutralization process