Why do our teeth have nerves?

Originally Answered: Why do we have nerves in our teeth? Teeth are made from various tissues that form different layers. The outer layer is the enamel which is purely mineral (and is the hardest substance in our body!). Then comes the dentine which is also mineral but has a higher organic component. read more

Teeth have nerves the same reason most of the rest of our body has nerves. So the animal is aware of potential damage, so it can be avoided, or dealt with. Without nerves in our teeth we would have no idea, for instance, if what we were biting was too hard for our teeth. read more

Discussion in 'Biology & Genetics' started by MacGyver1968, Dec 9, 2007. read more

'If your bite is not quite right after dental work, or if your teeth shift, you can sense it immediately,'' he said. The nerves also let the teeth perceive heat, cold and pain and protect them from harm, Dr. Meyer said. These sensations can warn of decay. ''Often, if there is a large cavity, the tooth becomes sensitive to sweets,'' he said. read more