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Quantos dias após a relação ocorre a gravidez? Se você teve relação no dia fértil e seu óvulo já estava liberado, a fecundação pode acontecer em até 2 horas! Esse é o tempo que o espermatozoide leva pra chegar até o óvulo. Depois disso, o óvulo fecundado começa a viagem até o útero — isso leva em média 5 dias. Chegando lá, ele precisa se implantar na parede do útero. Isso pode levar mais 2 dias. Ou seja: a gravidez começa a se consolidar mesmo 7 dias depois da relação.
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O óvulo pode “decidir” quem entra? Você provavelmente já ouviu que, na fecundação, o espermatozoide mais rápido vence. Mas a ciência mostra que não é tão simples assim. Pesquisas na área de biologia reprodutiva indicam que o óvulo humano pode ter um papel ativo nesse processo, liberando sinais químicos que atraem certos espermatozoides — fenômeno chamado quimiotaxia. Isso mostra que não é só velocidade… existe compatibilidade biológica envolvida. 📚 Referências científicas: Pesquisa publica
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