A 4-year old child has a normal complemented of primary teeth but they are gray and exhibit extensive occlusal and incisal wear. Radiographic examination indicates extensive deposits of secondary dentin in these teeth. Most likely this condition is______________? A. Neonatal…

Taurodontism is characterized by_____________? A. HypercementosisB. Elongated wide pulp canals and short roots C. Obliterated pulp chambers with secondary dentine deposition D. Rootless teeth with thin shell of enamel