Assertion: cementum | /r/HasProperty | calcified covering
Facets:
Source sentences:
text: Cementum is the calcified covering that protects the root portion of the tooth and is not typically visible.
text: Cementum is a calcified substance which protects the root of the tooth.
text: Cementum is the calcified mesenchymal tissue that forms the outer covering of the tooth root.