Tooth erosion
The gradual loss of the normally hard surface of the tooth due to chemical, not bacterial, processes.
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- Tooth numbering
(1) is the patient’s upper right molar and follows around the upper arch to the upper left third molar (16), descending to the lower left third molar (17) and follows around the lower arch to the lower right third molar (32). The Universal/National System is used primarily in the United States whereas the International Standards […]
- Tooth root
The lower two-thirds of a tooth. The roots are normally buried in bone, and they serve to anchor the tooth in position. The roots are covered with a thin layer of bone, and they are inserted into sockets in the bone of the jaw.
- Tooth root sensitivities
Oversensitivity of exposed roots of teeth to cold, hot, and sour foods because those roots are no longer protected by healthy gum and bone. Chronic gum disease contributes to toothache due to root sensitivities. The roots are the lower 2/3 of the teeth that are normally buried in bone. The bacterial toxins dissolve the bone […]
- Tooth, cracked, syndrome
A toothache caused by a broken tooth (tooth fracture), without associated caries (cavities) or advanced gum disease. Biting on the area of tooth fracture can cause severe, sharp pains. Tooth fractures are usually caused by chewing or biting hard objects, such as hard candies, pencils, nuts, or ice. Treatment usually involves protecting the tooth with […]
- Tooth, wisdom
One of the large molars in the very back of the jaw. The human jaw has changed in size over the course of evolution, and wisdom teeth are no longer needed, but they continue to erupt in many individuals. If the jaw is too small to accommodate them, they may cause pain or crowd other […]