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Definition
| Bacteria evade removal by brushing and saliva and damage the enamel and deeper structures of teeth. Most cavities occur on molars and premolars. |
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| A general name for disease of the teeth, including cavities and caries. |
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| Inflammation of the deeper structures of the teeth (periodontal ligament, jawbone, and cementum). Poor oral hygiene is usually to blame. |
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| Inflammation of the surface portion of the gums, around and between the crowns of the teeth. Plaque and tartar buildup can lead to gingivitis. |
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| A sticky, colorless film made of bacteria and the substances they secrete. Plaque develops quickly on teeth after eating sugary food, but can be easily brushed off. |
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Definition
| If plaque is not removed, it mixes with minerals to become tartar, a harder substance. Tartar requires professional cleaning for removal. |
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| The upper teeth protrude significantly over the lower teeth. |
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Definition
| The lower teeth protrude significantly past the upper teeth. |
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| Stress, anxiety, or sleep disorders can cause teeth grinding, usually during sleep. A dull headache or sore jaw are symptoms. |
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Definition
| When one or more teeth become sensitive to hot or cold, it may mean the dentin is exposed. |
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