【名词&注释】
缺血性(ischemic)、肾小管(renal tubular)、呼吸困难(dyspnea)、食欲不振(loss of appetite)、肾小球滤过液(glomerular filtrate)
[单选题]正常情况下,肾小管将吸收肾小球滤过液(glomerular filtrate)总量的多少()
A. 10% B. 1% C. 90% D. 99% E. 50%