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心-肾反射
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心-肾反射
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医学
心-肾反射
释
cardiac-renal reflex
心-肾反射
当大量输液或用气囊扩张等刺激,使胸腔内大静脉和心房内压增高时,心肺机械感受器兴奋,神经冲动沿迷走神经上传进入心血管中枢,经中枢整合后,使肾交感神经抑制,肾血流量增多,肾小球滤过率增加,肾小管重吸收水、钠减少而排出增多的过程。又称心-肾-神经反射(cardiac-renal-neural reflex)。
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