- theca cells
- theca-lutein cells lutein cells derived from the theca interna; called also paraluteal or paralutein c's.
Medical dictionary. 2011.
theca cells
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theca cell tumor — a fibroidlike tumor of the ovary containing yellow areas of lipoid material derived from theca cells. It may be associated with excessive production of estrogen and have a tendency to cystic degeneration. These tumors are rarely composed entirely … Medical dictionary
theca interna — theca in·ter·na in tər nə n the inner layer of the theca folliculi that is highly vascular and that contributes theca lutein cells to the formation of the corpus luteum * * * the inner, vascular layer of secretory cells of the theca folliculi.… … Medical dictionary
theca lutein cell — n any of the relatively deeply staining cells of the corpus luteum that are derived from cells of the theca interna, lack microvilli on the surface, and secrete estrone and estradiol as well as progesterone called also theca cell compare… … Medical dictionary
Theca of follicle — Infobox Anatomy Name = PAGENAME Latin = theca folliculi GraySubject = GrayPage = Caption = Mature late stage tertiary (Graffian) follicle Caption2 = Early folliculogenesis from primordial to early tertiary. Precursor = System = Artery = Vein =… … Wikipedia
Theca — A theca (plural thecae) refers to any case, covering, or sheath. In botany, the theca of an angiosperm is half of the anther. An anther and its filament form together a typical (or filantherous) stamen, part of the male floral organ.Each anther… … Wikipedia
theca-lutein cyst — an ovarian cyst in which the cells lining the cystic cavity are theca lutein cells … Medical dictionary
theca — [ θi:kə] noun (plural thecae si:) 1》 Anatomy the loose sheath enclosing the spinal cord. 2》 Anatomy the outer layer of cells of a Graafian follicle. 3》 Zoology a cup like or tubular structure containing a coral polyp. 4》 Botany each of the lobes… … English new terms dictionary
granulosa-theca cell tumor — an ovarian tumor predominantly composed of either granulosa cells (follicular cells) or theca cells, and often associated with excessive production of estrogen, with hyperplasia and carcinoma of the endometrium. When luteinized, i.e., having… … Medical dictionary
interstitial cells — (Leydig cells) the cells interspersed between the seminiferous tubules of the testis. They secrete androgen in response to stimulation by luteinizing hormone from the anterior pituitary gland. * * * 1. Leydig c s (def. 1). 2. a type of cells… … Medical dictionary
luteal cells — lutein cells the plump, pale staining, polyhedral cells of the corpus luteum; they include the granulosa lutein cells and the theca lutein cells … Medical dictionary
