Date post: | 15-Aug-2015 |
Category: |
Healthcare |
Upload: | anasmith021989 |
View: | 5 times |
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Tooth decay starts out as a black-coloured hole in the tooth enamel, and then can spread down into the dentin (layer under enamel), and eventually down into the pulp (nerve of the tooth). Once decay reaches the pulp of the tooth, this is when patients often feel a lot of pain.