Department of Physiology, Zhejiang University School of Medicine
(二)集合管Collecting ducts
肾盏→肾盂→输尿管→膀胱
Department of Physiology, Zhejiang University School of Medicine
(二)肾血流量的调节
Regulation of blood flow in kidney
自身调节Autoregulation:
动脉血压变动在80~180mmHg(10.64~23.94kPa) 范围内,肾血流量仍能保持相对稳定
Department of Physiology, Zhejiang University School of Medicine
(三)近球小体Juxtaglomerular apparatus 近球细胞Juxtaglomerular cell:分泌肾素的颗粒 致密斑Macula densa:感受小管液中 Na+量的变化 间质细胞Interstitial cell:
Department of Physiology, Zhejiang University School of Medicine
Department of Physiology, Zhejiang University School of Medicine
三、肾脏功能概述
Introduction of Renal Function
(一)肾脏的泌尿功能 尿量:成人1000~2000m1/天------正常
2500m1/天-----多尿Polyuria 100500mI/天-----少尿Oliguria 〈100ml/天-----无尿Anuria