tertiary dentin formation. reparative dentinogenesis and reactive dentinogenesis. odontoblast and dental pulp stem cell

schematic diagram tertiary dentin formation reparative dentinogenesis reactive odontoblast dental pulp stem cell histopathology caries enamel dentine complex destruction adj spread cavitation tooth decay progress vessel illustration anatomical education gingiva nerve oral anatomy mouth structure canal periodontal surgery dentistry infection inflammation intense stimulus mild localized tissue reactionary regenerated