The tooth’s outer layers, which are the enamel and cementum, usually protect the nerve from exposure. However, fillings — especially deep ones — can get close to the nerve endings and cause ...

For each tooth, durability and anchorage are functions of the complex interface between six different tissues; each alone is ...

Biologists and forensic scientists count cementum rings (these microscopic structures encircle a tooth's root and vary in shade and thickness by season) in teeth for the same reason. Now ...

Rabbit teeth are made of dentine, enamel, cementum and pulp, the same structural components as other animal teeth. The soft dentine is worn away more quickly than the hard enamel, creating a sharp ...