| 释义 |
DictionarySeecuticleenamel cuticle
cuticle [ku´tĭ-k'l] 1. a layer of more or less solid substance covering the free surface of an epithelial cell.2. the narrow band of epidermis extending from the nail wall onto the nail surface; called also eponychium and perionychium.enamel cuticle primary cuticle.primary cuticle a film on the enamel of unerupted teeth, considered to be the final product of degenerating ameloblasts after completion of enamel formation. Called also enamel cuticle and Nasmyth's membrane.e·nam·el cu·ti·clethe primary enamel cuticle, consisting of two extremely thin layers (the inner one clear and structureless, the outer cellular), covering the entire crown of newly erupted teeth and subsequently abraded by mastication; it is evident microscopically as an amorphous material between the attachment epithelium and the tooth. Synonym(s): adamantine membrane, cuticula dentis, dental cuticle, membrana adamantina, Nasmyth cuticle, Nasmyth membrane, skin of teethprimary enamel cuticle A thin membrane of tissue consisting primarily of basal lamina that is produced by ameloblasts and covers the erupting tooth, which is worn away by chewing and cleaning.e·nam·el cu·ti·cle (ĕ-namĕl kyūti-kĕl) Two extremely thin layers (the inner one clear and structureless, the outer cellular), covering the entire crown of newly erupted teeth and subsequently abraded by mastication. Nasmyth, Alexander, English dentist, 1789-1849. Nasmyth cuticle - two extremely thin layers covering the entire crown of newly erupted teeth and subsequently abraded by mastication. Synonym(s): enamel cuticle; Nasmyth membraneNasmyth membrane - Synonym(s): Nasmyth cuticlee·nam·el cu·ti·cle (ĕ-namĕl kyūti-kĕl) Primary enamel cuticle, consisting of two extremely thin layers (the inner clear and structureless, the outer cellular), covering entire crown of newly erupted teeth and subsequently abraded by mastication; evident microscopically as an amorphous material between the attachment epithelium and the tooth.
Synonym(s): adamantine membrane, cuticula dentis, dental cuticle, membrana adamantina, primary cuticle, skin of teeth. |