Insulating sensitive structures like dental roots and eyes from rapid temperature fluctuations in the nasal cavity.

It is also sometimes associated with dental pain from dental root or ligament damage or infection, in which case tap sensitivity can be noted.

Successful identification remained elusive until a comparison was made of dental X-rays taken of the presumed victim with a partial dental root found among the fragments.

Endodontic retreatment describes a dental root canal procedure that is carried out on a tooth that has previously had root canal treatment.

They appear to be ancient fossil grinding molars with one end showing holes for dental roots to the jawbone, and the other possible grinding surface, like for ruminants.

Rosenberg SW, Kolodney H, Wong GY, et al.: Altered dental root development in long-term survivors of pediatric acute lymphoblastic leukemia.