Cavities

Cavities
Holes in the two outer layers of a tooth called the enamel and the dentin. The enamel is the outermost white hard surface and the dentin is the yellow layer just beneath enamel. Both layers serve to protect the inner living tooth tissue called the pulp, where blood vessels and nerves reside. Small cavities may not cause pain, and may be unnoticed by the patient. Larger cavities can collect food, and the inner pulp of the affected tooth can become irritated by bacterial toxins, foods

Medical dictionary. 2011.

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  • Cavities — Cavity Cav i*ty, n.; pl. {Cavities}. [L. cavus hollow: cf. F. cavit[ e].] 1. Hollowness. [Obs.] [1913 Webster] The cavity or hollowness of the place. Goodwin. [1913 Webster] 2. A hollow place; a hollow; as, the abdominal cavity. [1913 Webster] An …   The Collaborative International Dictionary of English

  • cavities — cav·i·ty || kævÉ™tɪ n. hole, empty space; caries, tooth decay (Pathology) …   English contemporary dictionary

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  • peripodial cavities — (ARTHROPODA: Insecta) A cavity formed during metamorphosis when the imaginal disc becomes invaginated beneath the larval epidermis …   Dictionary of invertebrate zoology

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