Iprogesterone yi-hormone yemvelo ye-steroid, ehlanganiswayo kubini besifazane kwaye, ngokungaqhelekanga njengoko kubonakala ngathi, kwimizimba yabantu. Nangona kunjalo, indima yeprogesterone emzimbeni wesini obuthakathaka iphezulu kakhulu, ngakumbi ngexesha lokuthwala umntwana. Akuyona into yokuba i-progesterone ibizwa ngokuba yi-hormone yokukhulelwa.
Uphi iprogesterone?
Kubasetyhini, i-progesterone yabelwe ngokukodwa kumzimba ophuzi, i-little-to the adlands, kunye nokukhulelwa-kwi-placenta. Kwisiqingatha sokuqala somjikelezo wokuya esikhathini (malunga neentsuku ezili-14), izinga le hormone lincinci. Ngokulandelayo, ngexesha lokuvuthwa, enye ye-olican follicles iba ngumzimba ophuzi, i-progesterone esebenzayo. Ngeli thuba, abafazi banokunyuka okwenyuka kumgangatho weqondo lokushisa. Ukuba kwakungenakho ukukhulelwa, umzimba ophuzi ugqiba ngokukhawuleza, ukuhlanganiswa kweprogesterone kunciphisa - ukuhamba kwesimo kwenzeka.
Indima yeprogesterone ekukhulelweni
Xa umfazi ekhulelwe, umzimba ophuzi uvelisa i-progesterone malunga neveki ezili-16. Emva koko lo msebenzi udlula i-placenta ekhulile. Ngoko iprogesterone emzimbeni womfazi okhulelweyo uyaphendula ntoni?
Imisebenzi yeprogesterone:
- ilungiselela isibeleko sombungu;
- kunciphisa ukulungelelwa kwesibeleko ukuba kusebenze isivumelwano, ukwenzela ukuba iqanda lomntwana lingavumi;
- iguqulela inkqubo yomnyoba yomama olindelekileyo;
- ichaphazela ukukhula kwesibeleko;
- ukuphazamisa umjikelezo omtsha wokuhamba, xa ukhulelwa;
- ilungiselela iingcambu zentombazana yamathumbu;
- ukwandisa umveliso we-sebum.
Kule ndlela kulandela ukuba ukulahleka okukhulu kweprogesterone akukwazi ukukhokelela ekuphumuleni kwexesha elide, kodwa ngokubanzi kwenza ukuba ukukhulelwa kungenakwenzeka.
Yiyiphi eminye imisebenzi eyenziwa yi progesterone?
Kubalulekile ukwazi ukuba i-progesterone ye-hormone ixanduva, ngaphezu kokugcina ukukhulelwa. Okokuqala kwaye okubaluleke kakhulu, kunciphisa umngcipheko wokwakha izifo zesisu nesifo esilungeleyo sesisu (i-myoma, i-endometriosis) kunye nezilonda ze-mammary. Ukongezelela, i-hormone ibeka umgangatho weeshukela egazini kwaye iphucula ukutshintshwa kwayo, ifuthe ukutshintshiselwa kwe-calcium kunye nokulandelela izinto, ilawula uxinzelelo lwegazi.