胎儿的尿液粪便去哪了? 不会吃了吧?

2016-12-15 KK健康 健康科普中心

我们知道,胎儿是在子宫内半透明的羊水中生存成长,而所需的营养物质和氧都是通过胎盘、脐带与母体进行物质交换。既然有了吃喝,那么,拉撒的东西又去哪了呢?胎儿的尿液会直接排到羊水中吗?这是否意味着未出生的胎儿在出生前7个月都会喝自己的尿液以及接触到自己的粪便呢?专家解答:正是如此!(天啦!这个答案实在让人睡不着,只能感谢上苍让我们那时六根清净!记忆全无!)为了解答大家的疑惑,现在我们来讲解一下未出生的胎

我们知道,胎儿是在子宫内半透明的羊水中生存成长,而所需的营养物质和氧都是通过胎盘、脐带与母体进行物质交换。既然有了吃喝,那么,拉撒的东西又去哪了呢?

胎儿的尿液会直接排到羊水中吗?这是否意味着未出生的胎儿在出生前7个月都会喝自己的尿液以及接触到自己的粪便呢?

专家解答:正是如此!(天啦!这个答案实在让人睡不着,只能感谢上苍让我们那时六根清净!记忆全无!)

为了解答大家的疑惑,现在我们来讲解一下未出生的胎儿的消化系统到底是怎样进行循环的!

吃喝:


胎儿和母体进行物质交换主要是通过胎盘上的绒毛。因为胎盘内有大量的绒毛,而绒毛内含有毛细血管,这些毛细血管与脐带内的血管互通,所以绒毛之间则充满了母体的血液。

拉撒:

胎儿在2个多月后基本成型这时就会尿尿,一直持续到落地,而他们的尿液会直接排到羊水中。羊水则是围绕在胎儿四周的水状液体,作用是提供浮力,衬垫胎儿,稳定的温度环境也离不开它。

这也太恶心了吧?当然!现实情况并非想象的那么不堪。虽然羊水中含有大量的尿液,但是尿液和成人相比就要好很多很多了,起码不会有太多的废物,并且胎儿吸收的仅是必要的养分,胎儿的尿液即使喝到嘴里,除了味道不好之外,并没有什么细菌病毒,所以不会对胎儿造成什么不良影响。而尿液排到羊水中后,母体会通过血液循环不断带走羊水中多余的废弃物质尿酸、尿素等,保证胎儿的生长环境是适宜的。所以大家不必担心“很久以前的自己”会喝到真正意义上的“尿液”。

那么胎儿会拉粑粑吗?

事实上胎儿发育所需要的营养是由脐带输入的,这些营养都是母体对食物消化吸收后,提取的精华物质,因此是没有什么食物残渣的,胎儿的胃肠系统不需要消化食物,也就不会积存一般的硬性粪便。

当然新陈代谢过程中,胎儿也会产生一些废弃物质,因此胎儿的肚囊内是有粪便的,然而不是普通的大便,却更像是深绿色的粘液。

通常情况下,一个正常的胎儿在生产之前是不会排胎便的,但是如果由于其他原因发生胎儿缺氧时,会使肛门括约肌放松而提前排出胎便。在生产时观察羊水的颜色,若呈现黑绿色粘液,便可知道在生产过程中曾发生了缺氧现象。结果就不必多说了,自己脑补吧!

喝到含有自己粪便的水虽然不会对胎儿身体造成不利的影响,但是读到这里,也许每个人都会想,但愿当年呼吸绵长出来的快……

还是不要想多了,现在健康的你就是当年排除万难坚强成长的最好证明!

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    2017-01-18 ys2323

    哈哈哈哈哈哈哈!

    0

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    2016-12-17 Homburg
  4. [GetPortalCommentsPageByObjectIdResponse(id=171029, encodeId=36981e10294c, content=哈哈哈哈哈哈哈!, beContent=null, objectType=article, channel=null, level=null, likeNumber=49, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://cacheapi.medsci.cn/resource/upload/20160616/IMG5762A3665DC7B3997.jpg, createdBy=df0a1649089, createdName=ys2323, createdTime=Wed Jan 18 06:49:45 CST 2017, time=2017-01-18, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1449323, encodeId=c6021449323fe, content=<a href='/topic/show?id=b3e24e442bc' target=_blank style='color:#2F92EE;'>#尿液#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=24, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=47442, encryptionId=b3e24e442bc, topicName=尿液)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=66095470791, createdName=zhaohui6733, createdTime=Sat Dec 17 01:04:00 CST 2016, time=2016-12-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=1466787, encodeId=e0941466e8711, content=<a href='/topic/show?id=edd5e630426' target=_blank style='color:#2F92EE;'>#粪便#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=22, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=76304, encryptionId=edd5e630426, topicName=粪便)], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=03cc6863823, createdName=Homburg, createdTime=Sat Dec 17 01:04:00 CST 2016, time=2016-12-17, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=162996, encodeId=f87a162996f8, content=棒棒哒???????, beContent=null, objectType=article, channel=null, level=null, likeNumber=58, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=, createdBy=76491981781, createdName=1e184d7bm65(暂无匿称), createdTime=Thu Dec 15 10:30:28 CST 2016, time=2016-12-15, status=1, ipAttribution=)]
    2016-12-15 1e184d7bm65(暂无匿称)

    棒棒哒???????

    0