![]() |
| Facts: | |
| v | We have 32 permanent teeth, arranged in pairs in the upper and lower jaws. |
| v | A tooth has two parts - crown and root. Crown stays above the gum while the root stays below the gum line. |
| v | The hard white covering of the tooth is enamel, hardest material of the body. |
| v | Plaque forming bacteria produce an acid, which erodes the enamel and leads to cavities. |
| v | Wisdom tooth is a third molar which appears in early teens or late twenties. |
|
|||||||||||||||