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Implantarea ovulului. După fecundare, urmează implantarea ovulului. Acesta va parcurge o călătorie de 4 zile, de la trompele uterine către uter. Se numește blastocist acum.。

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

Când și de ce apare sângerarea de implantare. Sângerarea de implantare este o sângerare în cantitate redusă, ce apare de obicei la 10-14 zile de la concepție, atunci când ovulul fecundat se atașează de mucoasa uterului.

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