(资料图片仅供参考)
性交后怀孕的时间取决于精子和卵子的状态。无法确定确切时间，但可以预测大致范围，如下所示：
1.排卵：通常一个卵细胞可以在体内存活48小时，等待受精。此时同房0.5小时左右，精子进入体内，1小时左右可能怀孕，但此时不会通过检查得知，属于较快的情况；
2、不排卵：如果女性没有同房排卵，精子先进入体内，一般可以等96个小时，也就是4天。一次性生活后，精子可留在阴道、子宫腔和输卵管内进行受精或卵子成熟。如果卵子在96小时内排出并成功受精，
排卵后4天可能怀孕。
本文到此结束，希望对你有所帮助。
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