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怀孕38周正常羊水是多少

更新时间: 2020-11-05 00:00:00     

怀孕38周正常羊水的指数都在8~18厘米之间,量在1000~1500毫升之间。

羊水是水状液体,包围衬垫著羊膜内的胚胎。羊水让胚胎能够自由活动,不会让子宫壁压的太紧。羊水也提供浮力。此外,由于水的比热容高,羊水能提供胎儿一个恒定温度的环境,羊水也在生产时润滑阴道。

关键词: 怀孕 正常 羊水 多少

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