ADA NBDHE Dental Hygienist

Category - Scientific Basis for Dental Hygiene Practice

What is calcified mesenchymal tissue that covers the surface of the root preceding and during the eruption process?
  1. Papillary
  2. Gingiva
  3. Periodontal ligament
  4. Cementum
Explanation
Answer: D - Cementum is calcified mesenchymal tissue that covers the surface of the root preceding and during the eruption process. Its main function is to attach the fibers of the periodontal ligament to the tooth.
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