天气预报 > 其他 > 准妈妈孕期多少天
准妈妈孕期多少天
更新时间: 2020-11-04 00:00:00  

准妈妈的孕期是280天,即40周左右。孕期就是怀孕周数,医学上的孕期是指从末次月经的第一天(并不是从同房的那天算起)开始,到分娩结束,孕期代谢旺盛,代谢产物增加,而且胎儿的代谢产物亦要经母体肾脏排出,因此肾脏的负担加重。

关键词: 妈妈 孕期 多少

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