單項選擇題

正常人尿滲透壓一般多在下列哪項范圍內()

A.280~3200sm/kgH2O
B.320~4000sm/kgH2O
C.280-5000sm/kgH2O
D.600~10000sm/kgH2O
E.1000~20000sm/kgH2O

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