The roots of a tooth, which extend below the gum line and anchor a tooth into the jawbone, have nerves and blood vessels that carry nutrients to the core (pulp) of the tooth. The roots are covered by cementum, a solid, tough tissue that helps keep the tooth firmly in its socket.
Last Revised: May 29, 2013
Author: Healthwise Staff
Medical Review: Adam Husney, MD - Family Medicine & Steven K. Patterson, BS, DDS, MPH - Dentistry
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