排尿反射(micturition reflex)排尿是一种简单的反射活动,但经常在高级中枢控制下进行。当膀胱内贮尿量达到一定程度(400毫升左右),膀胱内压升高到15厘米水柱(13.6厘米水柱=1毫米汞柱)以上时,膀胱被动扩张,使膀胱壁内牵张感受器受到刺激而兴奋,冲动沿盆神经传入纤维传到骶髓的排尿反射初级中枢;同时由脊髓再把膀胱充胀的信息上传至大脑皮层的排尿反射高级中枢,并产生尿意。
...Function and regulation of aldosterone; Secretion of H+、NH3、K+; Micturition reflex. 清除率的概念及测定意义;醛固酮的作用和调节;H+、NH3、K+分泌;排尿反射。 The concept and practice of the sustainable healthy development of Nanjing urban rail transit construction are comprehe...
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此结果提示,PAG可能对大鼠脑桥排尿反射活动具有兴奋性调节作用。
The results suggest that the PAG may exert an excitatory influence on pontine micturition reflex of the rat.
结论建立新的人工反射弧能恢复sci患者排尿功能,实现自控性排尿。
Conclusions Establishing of an new artificial reflex arc may effective for controlled micturition in conical SCI.
躯体运动神经元同时支配MPG和EUS可能是人工体神经内脏神经反射弧控制排尿的主要神经解剖学基础。
Simultaneous reinnervation of MPG and EUS by one group of somatic motor neurons may be the major neural anatomy infrastructure for controllable voiding via the somatic-autonomic reflex arc.
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