Pain can occur around a nonvital tooth because the nerve cells in the pulp frequently regenerate.

Question

Quizplus · Accepted Answer

In a nonvital tooth the nerves do not regenerate;however pain may persist because the nerve tissues in the periodontal ligament and surrounding bone tissue are still alive.This applies to a tooth whose pulp has been severely damaged through disease as well as an endodontically treated tooth whose pulp cavity has been completely debrided of all traces of nerve tissue and filled with root canal filling material.

Pain Can Occur Around a Nonvital Tooth Because the Nerve