Abrasion is the loss of tooth structure by mechanical forces from a foreign element. If this force begins at the cementoenamel junction, then progression of tooth loss can be rapid since enamel is very thin in this region of the tooth. Once past the enamel, abrasion quickly destroys the softer dentin and cementum structures. Types of teeth Molars are used for grinding up foods Carnassials are used for slicing food. ... Tooth enamel is the most highly mineralized and hardest substance of the body [1]. Among enamel, dentin, and cementum, enamel is the dental tissue of a tooth which usually is visible in the mouth and must be supported by underlying dentin. ... Dentin (BE: dentine) is the name of substance between the enamel (crown) or cementum (root) of a tooth and the pulp chamber. ... Types of teeth Molars are used for grinding up foods Carnassials are used for slicing food. ...

Possible sources of this wearing of tooth are toothbrushes, toothpicks, floss, and any dental appliance frequently set in and removed from the mouth. The appearance is commonly described as V-shaped when caused by excessive pressure during tooth brushing. The toothbrush is a brush used to clean teeth. ... A toothpick is a piece of wood or other substance to remove food from the teeth after a meal. ... The term Free/Libre and Open Source Software (FLOSS or sometimes FOSS) is a hybrid term for both free software and open source software. ...

The teeth most commonly affected are premolars and canines. The premolar teeth or bicuspids are transitional teeth located between the canine and molar teeth. ... A canine may refer to: a canine tooth. ...

See Also

• Erosion
• Abfraction
• Bruxism

Abfraction is the loss of tooth structure from flexural forces. ... Bruxism (derived from Greek βρυγμός, male noun - grinding [teeth]) is grinding of the teeth. ...

References

• The Journal of Contemporary Dental Practice (http://www.thejcdp.com/issue001/gandara/introgan.htm)
• Summit, James B., J. William Robbins, and Richard S. Schwartz. "Fundamentals of Operative Dentistry: A Contemporary Approach." 2nd edition. Carol Stream, Illinois, Quintessence Publishing Co, Inc, 2001. ISBN 0867153822.