央广网北京5月26日音问 (记者 雷妍)憋尿不好,但总幸免不了一些不得不憋的地方:熟习、开会、开车、路上找不到茅厕……于是,不免有了这么的顾虑:憋尿,真能把膀胱憋爆炸吗?北京大学第三病院泌尿外科众人给出谜底:真是不成能。
北京大学第三病院泌尿外科刘帅、张树栋(主任大夫):
东说念主体的尿液由肾脏产生,经由输尿管插足膀胱,尿液在这里暂时储存,因此膀胱就雷合并个蓄池塘。
当尿液储存至约200ml时,膀胱会告诉大脑咱们需要排尿,就会产生“尿意”。如若这时在大家局势、高速路上不便捷排尿时,那么咱们的缔结就会罢休尿说念括约肌加强训斥,宝贵尿液流出去。仔细属意,这种肌肉训斥咱们不错嗅觉获得。
等尿液储存到约400ml时,膀胱就会被充满,尿意急迫,这时靠意志力如故不错再憋一会的。
当尿液进一步增多,膀胱会过度充盈,像吹气球相同。尿液容量储存到约800ml时,膀胱括约肌的舒张力达到极限,蓄池塘装满了。由于排尿反射在脊髓水平即可完成,渊博的膀胱内压会迫使尿说念括约肌失去自主罢休,掀开阀门,排出尿液,此时东说念主会不自主地排出尿液。
是以普通生理下,咱们念念通过意志力憋尿导致膀胱破掉真是不成能,破掉之前就依然尿裤子了。
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