implantarea ovulului|NIDAȚIA: când apare, cât durează, simptome,isekai ojisan season 2

Pentru a ramane insarcinata trebuie ca un ovul (eliberat de ovar lunar in cadrul ciclului menstrual) sa fie fertilizat de spermatozoizi din lichidul seminal ejaculat de barbat in vaginul femeii (in cadrul unui contact sexual in care nu se foloseste niciun mijloc de contraceptie). Fertilizarea are loc in trompa uterina.。 See more

Implantarea ovulului in uter. Implantarea incepe de obicei la aproximativ 6 zile de la fertilizare si dureaza 3-4 zile pana se finalizeaza. Dupa ce ovulul a fost implantat in uter, incepe sa produca hormoni specifici sarciimplantarea ovululuinii。

Daca fecundarea a avut loc, dupa aproximativ 6-7 zile, implantarea ovululuiare loc implantarea ovulului fecundat la nivelul endometrului. De asemenea, se produce secretia de HCG (gonadotropina corionica umana), un hormon esential in。

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