ovarian follicle


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follicle

 [fol´ĭ-k'l]
a sac or pouchlike depression or cavity. adj., adj follic´ular.
atretic ovarian follicle an involuted ovarian follicle.
dental follicle the structure within the substance of the jaws enclosing a tooth before its eruption; the dental sac and its contents.
gastric f's lymphoid masses in the gastric mucosa.
graafian follicle see graafian follicle.
hair follicle one of the tubular invaginations of the epidermis enclosing the hairs, and from which the hairs grow.
Diagram of a hair follicle showing layers of hair schematically. From Copstead, 1995.
lymph follicle (lymphatic follicle)
2. lymphatic nodule (def. 2).
Naboth's f's (nabothian f's) Naboth's cysts.
ovarian follicle the ovum and its encasing cells, at any stage of its development.
primary ovarian follicle an immature ovarian follicle consisting of an immature ovum and the few specialized epithelial cells surrounding it.
primordial ovarian follicle an ovarian follicle consisting of an ovum enclosed by a single layer of cells.
sebaceous follicle a hair follicle with a relatively large sebaceous gland, producing a relatively insignificant hair.
solitary f's
1. areas of concentrated lymphatic tissue in the mucosa of the colon.
2. small lymph follicles scattered throughout the mucosa and submucosa of the small intestine. Called also solitary glands.
thyroid f's discrete cystlike units filled with a colloid substance rich in iodine; they constitute the lobules of the thyroid gland.
vesicular ovarian follicle graafian follicle.

o·var·i·an fol·li·cle

one of the spheroidal cell aggregations in the ovary containing an oocyte.

ovarian follicle

n.
A cavity in the ovary containing a maturing ovum surrounded by its encasing cells.

o·var·i·an fol·li·cle

(ō-var'ē-ăn fol'i-kĕl)
One of the spheric cell aggregations in the ovary containing an oocyte.

ovarian follicle

the group of cells that surrounds, envelops and probably nourishes the developing oocyte in most animals. see GRAAFIAN FOLLICLE. In vertebrates the ovarian follicle produces OESTROGEN.
References in periodicals archive ?
This may be associated with a small size of ovarian follicles. Considering that the CD68 glycoprotein modulates the phagocytic activity of macrophages in the ovary [59], it is possible to suggest that the increment in the number of macrophages in the periovarian VAT could be related to plausible ovarian follicles damage in hypothyroid rabbits that could affect their size.
Ovarian follicles in different stages of development (primary (1), preantral (2), and antral (3) follicles) and corpora lutea (4) were separated by a stroma (S).
Reducednumber of ovarian follicles was noted in the cortex and the dense fibrous stromal tissue of the medulla was filled with the congested vessels.
Ovarian follicles are destined for non-diapause under the diapause hormone-free condition during oogenesis, when all eggs that are laid will immediately proceed to embryogenesis.
A small percentage of the ovarian follicles in fetuses and newborns are in the process of development.
The unfavorable endocrine environment to which ovarian follicles are exposed could be at least partly responsible for a low percentage of pregnancies in clomiphene group because it affects oocyte quality & luteal phase efficiency (Bayalos & Lee, 1996).
Primary follicle An ovarian follicle consisting of an oocyte surrounded by a layer of cuboidal follicular (granulosa) cells.
Growth and replacement of the bovine ovarian follicles during the estrous cycle.
Modulation of ovarian follicle maturation and effects on apoptotic cell death in Holtzman rats exposed to 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) in utero and lactationally.