Chii hukuru follicle?

Follicle - a cyclical muitiro kuti kuitika ovaries pasi kudzorwa huta uye kwemakemikari anobudiswa enyika. The chikuru mashandiro raro kushanduka uye Kushandurwa follicle kuva zai ruzivo.

The chikuru pavaipfuura folliculogenesis ndiyo paumbwe chikuru (chepuraimari) follicle.

Hukuru follicles inoumbwa successively rwuchibuda nzendo:

- kutanga paumbwe boka duku antral follicles ,

- kukura kwezvinhu follicles diki

- kuibvisa pakati chikuru follicle,

- ovulation.

Tinogona kutaura kuti munhu akura hune follicle - zai, izvo zvinofanira sovulirovat. Saka, zviri pachena kuti vane matanho ose aya follicle inotungamirwa, pakupedzisira ovulate, i.e. zvingangoita pamuviri.

Paumbwe follicles duku kunotanga mazuva kumwedzi wokutanga. Zvisinei, kukura kwavo inotanga chete gormonozavisyaschuyu mudariro kuti anouya pakarepo pashure okuguma luteal chokutambudzika. Panguva iyoyowo zvinoderedza uwandu estradiol uye progesterone, asi uwandu follicle nekurukurirano kemikari (FSH) inowedzera.

Zvinofanira kucherechedzwa kuti chikuru follicle iri kukanganiswa zvinhu zvakawanda zvinogona kukonzera rufu rwake. Zvisinei, hadzi muviri rakagadzirwa zvokuti zvose zvayo pezvakaitwa chinangwa kuchengetedza zai uye mupfudze. Naizvozvo, chikuru follicle "kudzivirira" epidermal kukura chinhu uye rokuchinja kukura chinhu (TGF).

Mushure memazuva 5-7 mushure kutanga kutevera kutanga kuumbika follicles diki. Vanewo kunzi tertiary kana antral. Izvo pane chaizvo nhamba - vanenge 10 zvidimbu. danho iri rinonzi mangwanani folliculogenesis kuwanda kana kutanga paumbwe duku antral follicles . The dhayamita aya masangano madiki asingadi kupfuudza 5 mm. Vari munzvimbo ine "bead" pamusoro arikunze pakati ovary. Kwenguva yakati, chikamu follicle kuwedzera kukura uye kuri kuwedzera.

Somugumisiro, chikuru follicle achiumbwa pashure anenge 10 Mazuva kumwedzi, uye panguva ino miganhu yacho kusvika 15 millimeters. Vamwe vari follicles kuti vakakundikana kuwana zvakakodzera kurema kuti kubva atanga uye kufa. Somugumisiro, tinogona kugumisa kuti chikuru follicle kunogona kupfuura mumwe. Kana mazai maviri kana kupfuura yakura ayo zvino nourume, kutanga vakawanda pamuviri. Izvi hazvisi nyore, asi vari Pakadaro yakanyorwa. Kakawanda zviri iatrogenic zvinokonzera: zvinodhaka pachishandiswa mahormone, nemumuromo nhumbu kana IVF. Asi haina warambidzwa uye vasiri kukonzera kuzvarwa kwemapatya uye vatatu.

Kutungamirira nguva ovulation hune follicle anofanira kuwana dhayamita pamusoro millimeters anenge 20 (zvichida kupfuura). At nzvimbo follicle kuumba corpus luteum mbeu ane zvishoma duku pane nowakautangira.

Kana pakusangana hakuitiki, ipapo vhiki pashure kusunungurwa zai kubva ovary corpus luteum mbeu anotanga kutapudzwa ukuru - regresses. Pakazosvika nguva uterine endothelial kuramba ari corpus luteum mbeu, sezvinoita mutemo, akafa, uye panzvimbo yaro iri chete asara chikamu wakaputsika echogenicity.

Achitaura folliculogenesis, havagoni kugara pfungwa "anosimbirira follicle."

Persistent inonzi follicle, izvo zvinopfuura zvose zvorwendo folliculogenesis, kunze pakarepo ovulation. Ndezvipi zvikonzero zvingaita kuti chiitiko ichi haisi aizvinzwisisa. Zvisinei, vanachiremba tora kutsungirira sechinhu musiyano pakati ndozvakajairwa Chokwadi, kana isina kuramba achidzokorora.

Dzimwe nguva zvinoitika kuti vairamba follicle iri dzikwanise chiduku ovarian chikofu. Of varwere maari maiva chikofu, unofanira kuchengeta. Kana izvi haakonzeri zvichemo, mishonga haina kuzvireva.

Kazhinji, kuramba follicle ruptures pa ovulation, asi akava nepamuviri apo izvi zvisingaiti, nokuti uterine endometrium yakanyanya chitete muchibereko.