During a single ejaculation, between are released into the upper vagina near the cervix. The natural environment of the vagina is highly acidic (pH of roughly 3.8 to 4.5), which serves to protect the female body from harmful bacteria. However, this acidity is toxic to sperm. Seminal fluid is alkaline, acting as a temporary protective buffer to help the sperm survive the initial immersion. 2. Navigating the Cervical Mucus
Contrairement aux idées reçues, la fécondation n'est pas forcément instantanée après le rapport sexuel. Sperme Dans Le Vagin Video
Sperm must pass through the cervix. During ovulation, cervical mucus becomes thinner and more hospitable, allowing easier passage. Uterine Transit: During a single ejaculation, between are released into
À base de lévonorgestrel : À prendre le plus tôt possible, idéalement dans les 72 heures (3 jours) après le rapport. Seminal fluid is alkaline, acting as a temporary