enamel epithelium

enamel epithelium
in the developing tooth, the inner or internal layer of cells (ameloblasts) of the enamel organ that deposit the organic matrix of enamel, plus the outer or external layer of cuboidal cells. The reduced enamel epithelium is the remains of both layers after enamel formation is complete.

Medical dictionary. 2011.

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  • Outer enamel epithelium — The cervical loop area: (1) dental follicle cells, (2) dental mesenchyme, (3) Odontoblasts, (4) Dentin, (5) stellate reticulum, (6) outer enamel epithelium, (7)inner enamel epithelium, (8) ameloblasts, (9) enamel. Latin epithelium enameleum… …   Wikipedia

  • Reduced enamel epithelium — The reduced enamel epithelium, sometimes called reduced dental epithelium, overlies a developing tooth and is formed by two layers: a layer of ameloblast cells and the adjacent layer of cuboidal cells (outer enamel epithelium) from the dental… …   Wikipedia

  • Inner enamel epithelium — The inner enamel epithelium, also known as the internal enamel epithelium, is a layer of cells located on the rim nearest the dental papilla of the enamel organ in a developing tooth. This layer is first seen during the bell stage.The location of …   Wikipedia

  • Enamel organ — The enamel organ, also known as dental organ, is a cellular aggregation seen in histologic sections of a developing tooth. It lies above a condensation of ectomesenchymal cells called the dental papilla. Historically, enamel organ has been the… …   Wikipedia

  • Enamel knot — In tooth development, the enamel knot is a localization of cells on an enamel organ that appear thickened in the center of the inner enamel epithelium. The enamel knot is frequently associated with an enamel cord. The enamel knot as signaling… …   Wikipedia

  • Enamel cord — The enamel cord, also called enamel septum, is a localization of cells on an enamel organ that appear from the outer enamel epithelium to an enamel knot. The function of the enamel cord and the enamel knot is not known, but they are believed to… …   Wikipedia

  • Epithelium — The outside layer of cells that covers all the free, open surfaces of the body including the skin, and mucous membranes that communicate with the outside of the body. By contrast the endothelium is the layer of cells lining the closed internal… …   Medical dictionary

  • enamel organ — noun : an ectodermal ingrowth from the dental ridge that forms a cap with two walls separated by a reticulum of stellate cells, encloses the anterior part of the developing dental papilla and the cells of the inner enamel layer adjacent to the… …   Useful english dictionary

  • Enamel niche — The enamel niche is a structure that appears in a histologic slide of a developing tooth from sectioning the slide in a single plane. The enamel organ looks to be connected to the oral epithelium by two or more strands of dental lamina. The… …   Wikipedia

  • enamel cord — a vertical extension of the enamel knot in a developing tooth, connecting the enamel knot with the outer dental epithelium, a temporary structure which disappears before enamel formation begins …   Medical dictionary

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