When disc brakes for high performance cars arrived on the scene we began to hear of warped brake discs on road going cars, with the same analyses and diagnoses. Typically, the discs are resurfaced to cure the problem and, equally typically, after a relatively short time the roughness or vibration comes back.
As a result, the cheek teeth, like the incisors, have evolved to continuously grow throughout life. In other rodents, the diet of tubers, seeds, and grain requires little chewing, resulting in little wear of the cheek teeth.
The adult mouth contains 32 permanent teeth, consisting of the following teeth types: 1  4 third molars (also called wisdom teeth) 2  4 second molars (also called 12-year molars) 3  4 first molars (also called 6-year molars)  4 second bicuspids (also called second 1  premolars) 4 first bicuspids (also called first premolars)