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Questions and Answers
What is the primary cause of tooth decay?
What is the primary cause of tooth decay?
- Acids from bacteria removing minerals in the tooth's enamel
- Hardening of plaque into tartar
- Formation of plaque due to eating sugars and not cleaning teeth well (correct)
- Swelling and irritation of the pulp from bacteria
What is the first stage of cavities according to the text?
What is the first stage of cavities according to the text?
- Formation of dental plaque
- Bacteria and acid reaching the layer called dentin
- Erosion causing tiny openings in the enamel (correct)
- Hardening of plaque into tartar
Why does the layer called dentin become more sensitive to acid?
Why does the layer called dentin become more sensitive to acid?
- Acids from bacteria removing minerals in the tooth's enamel
- Formation of plaque due to eating sugars and not cleaning teeth well
- Wearing away of the enamel allowing bacteria and acid to reach dentin (correct)
- Hardening of plaque into tartar
What creates a shield for bacteria on the teeth?
What creates a shield for bacteria on the teeth?
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What causes pain in the tooth due to tooth decay?
What causes pain in the tooth due to tooth decay?
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