dental operculum


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operculum

 [o-per´ku-lum] (L.)
1. a lid or covering.
2. the folds of pallium from the frontal, parietal, and temporal lobes of the cerebrum overlying the insula. adj., adj oper´cular.
dental operculum the hood of gingival tissue overlying the crown of an erupting tooth.
trophoblastic operculum the plug of trophoblast that helps close the gap in the endometrium made by the implanting blastocyst.

dental operculum

Etymology: L, dens, tooth, operculum, a covering structure
a hood or flap of gingival tissue overlying the crown of an erupting tooth. This tissue is usually chewed away as the tooth erupts. It can become inflamed because of the inability to cleanse plaque, bacteria, biofilm, and debris from under the operculum. Also called operculitis.

dental operculum

The soft tissue overlying the crown of a partially erupted tooth.
See also: operculum

operculum

pl. opercula [L.]
1. a lid or covering.
2. the folds of pallium from the frontal, parietal and temporal lobes of the cerebrum overlying the insula.
3. gill cover in a fish.

dental operculum
the hood of gingival tissue overlying the crown of an erupting tooth.
trophoblastic operculum
the plug of trophoblast that helps close the gap in the endometrium made by the implanting blastocyst.