Ko te wāhanga follicular o te huringa paheketanga

wāhanga follicular - ko te wāhanga tuatahi o te huringa ovarian, āhuatanga nei i te tupu me te matuatanga o te ruahuru tenei.

wāhanga follicular ranei e kiia ana ko, estrogen, haamata te reira ki te ra tuatahi o te paheketanga me te pumau tae noa te kau, no te kahore i pakari te ovaries tetahi ranei e rave rahi dominants ruahuru. Ko te mutunga o tenei wāhanga - kano.

kia tino rerekē tōna roanga. More maha atu i te takaroa marama puta no te mea o te matuatanga puhoi o te ruahuru. Ko te take matua e pä te roanga o tenei tukanga ko te wa e te reira mo ki te tinana te whakatutuki i te taumata mōrahi o te estrogen.

E ai ki nga huringa mahi, me te morphological i roto i te ovaries taea te wehea huringa marama ki te wāhanga e whai ake nei:

1) wāhanga follicular;

2) Ovulatory;

3) luteal;

4) te paheketanga.

A huaina iho taua wāhanga o te huringa, e tika ana ki te kano te te follicular. Ko te tikanga, e te reira anake te hawhe tuatahi o te huringa, engari ka taea e ētahi wā te tango i te reira roa. Ko te wa huringa toharite - 28 ra. Tetahi ine i tenei tau anake meinga e te roanga o te wāhanga follicular.

āhuatanga wāhanga follicular e te tipu hua i roto i te ariā me te tuku o te estradiol me inhibin. Ko te kukū o enei piki hormones i roto i te tohanga nahanaha e kore anake, engari ano hoki i roto i te inu follicular. Wahi 2 ra i mua i paheke haamata whanaketanga ruahuru i tona okiokinga ranei puka primordial.

Just i tenei wa i roto i te kura kākano mate tinana kōwhai, i hanga e hoki i roto i te huringa o mua. Ko te hua o tenei tukanga - te hekenga koi i roto i te kukū o te estradiol, te taiaki, me inhibin (te muri e rua he whānuitanga iti).

I roto i nga ra 4-5 o tenei wāhanga o te dormancy tonu ki te haere ki waho me te whakawhanake i follicles primordial ovarian. taiaki ruahuru-whakaongaonga (FSH) tīmata ki te kaha ai tini pūtau, e faarahi mahi rawa. Nā tēnei, i roto i te haapuairaa i te hanganga o androgens e synthesized estrogens pūtau interstitial.

Follicles i hanga i tenei wāhi e kore e te tikanga i te paparanga kotahi o ngā pūtau follicular e karapoti ana i te oocyte. I roto i te tua, he tautau iti o te wai follicular reira i waenganui i enei pūtau. Ruahuru-whakaongaonga taiki tīmata ki te e tohe te ahua o te maha noa nui o receptors mō receptors LH, me te ake. A faarahi te reira i to ratou tūtohutanga ki luteinizing taiki.

āhuatanga te wāhanga follicular e te meka e te huringa 6-7 ra, ka tīmata tetahi o nga follicles puta ki te nuinga. Just ka atu whakawhanakehia ia me a muri ovulates e pā ana ki te huringa 13-15 ra. Hoki te ruahuru tino āhuatanga e te mahi mitotic teitei o ngā pūtau follicular, te haaputuputuraa teitei o te taiaki-i roto i te folllikulyarnoy wai.

follicles Non-tino i te ōwehenga nui o androgens me estrogens, a reira ta e i roto i te pūtau follicular heke mahi aromatase. Taua regress follicles kore-ngoi (atresia). Androgens - he take matua i roto i kukume atresia.

Mutunga, me te waenganui wāhanga follicular o te huringa te paheketanga āhuatanga e te hua ara nui i roto i te ariā o te estradiol me inhibin B, e tika ana ki te inhibition o te hanga o te taiaki-i te repe, ka mutu te tupu o follicles hou. arata'i hoki tupu o estradiol ki te hua i roto i te secretion o luteinizing taiki me te hua i roto i te tūtohutanga ovarian ki gonadotropins. I tua atu, i te ihirangi tiketike o te estrogen ai tupu endometrial. E huaina taua huringa "wāhanga tini".