Permanent 3rd Molar 17-25th Yr

The permanent third molar usually appears in the 17-25th year of life and is part of the secondary, or permanent, teeth. The third molars (sometimes called wisdom teeth) follow the second molars in the arrangement of the teeth from the midline of the mouth. The permanent teeth usually begin to appear at six years of age, but the set may not be completed until the third molars appear between 17 and 25 years of age. Sometimes these wisdom teeth become wedged in abnormal positions within the...

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    Full Permanent 3rd Molar 17-25th Yr Description

    [Continued from above] . . . jaws and fail to erupt. These teeth are termed impacted. The molars have somewhat flattened surfaces and specialize in grinding food.