temps spermatozoide feconde ovule|En combien de temps un spermatozoïde atteint,movie porn

Après un rapport sexuel, quelques 300 millions de spermatozoïdes se frayent un chemin jusqu’à l’ovule : ils mettent plusieurs heures pour l’atteindre et encore la sélection est sévère et ils ne sont plus qu’une centaine au moment de la。

La durée de survie dun spermatozoïde est de 72 heures en moyenne. Sachant que lovule ne reste fécondable que de 12 à 24 heures après une ovulation, la probabilité de concevoir un enfant sur un cycle menstruel de。

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