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Question
(b) What is meant by dental caries ? How are they caused ?
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Solution
1. The formation of small cavities in the teeth due to the action of acid forming bacteria and improper dental care is known as dental caries.
2. They are caused by acids formed by bacteria on eating sugary food and improper dental care.
3. Acids dissolve the calcium salts from the tooth enamel and then from dentine forming small cavities in the tooth over a period in our mouth that act on sugar to produce acids which dissolve the calcium salts from the tooth enamel and then from dentine forming small cavities in the tooth over a period.
4. If untreated, microorganisms may damage the pulp, causing inflammation and infection.
1. The formation of small cavities in the teeth due to the action of acid forming bacteria and improper dental care is known as dental caries.
2. They are caused by acids formed by bacteria on eating sugary food and improper dental care.
3. Acids dissolve the calcium salts from the tooth enamel and then from dentine forming small cavities in the tooth over a period in our mouth that act on sugar to produce acids which dissolve the calcium salts from the tooth enamel and then from dentine forming small cavities in the tooth over a period.
4. If untreated, microorganisms may damage the pulp, causing inflammation and infection.
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