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怀孕期间咸饭多少天
更新时间: 2020-11-04 00:00:00  

咸饭是说早孕反应,恶心呕吐。一般怀孕以后40多天出现早孕反应。

早孕反应是指在妊娠早期(停经六周左右),孕妇体内绒毛膜促性腺激素(HCG)增多,胃酸分泌减少及胃排空时间延长,导致头晕、乏力、食欲不振、喜酸食物或厌恶油腻、恶心、晨起呕吐等一系列反应。这些症状一般不需特殊处理,妊娠12周后随着体内HCG含量的下降,症状多自然消失,食欲恢复正常。

关键词: 怀孕 期间 多少

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