with the help of labelled diagram show the Gradual decay of tooth
Answers
Answer:
Tooth decay is caused by plaque — a sticky layer of germs — in your mouth. The germs in plaque turn the sugar in food and drinks into acid, which can gradually damage your teeth.
Answer:
The tooth has hard outer covering called enamel. The part of tooth below enamel is called dentine inside which is the pulp cavity. The pulp cavity contains nerves and blood vessels.
The formation of small cavities (or holes) in the teeth due to the action of acid forming bacteria and improper dental care is called dental caries. This happens as follows: When we eat sugary food, the bacteria in our mouth act on sugar to produce acids. These acids dissolve the calcium salts from the tooth enamel and then from dentine forming small cavities in the tooth over a period of time in our mouth act on sugar to produce acids. These acids dissolve the calcium salts from the tooth enamel and then from dentine forming small cavities in the tooth over a period of time.
Explanation:
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