A.肺 B.腎 C.脾 D.肝
A.45% B.16% C.10% D.8% E.6%
A.腎小球?yàn)V過 B.尿的濃縮和稀釋 C.腎小管和集合管的重吸收 D.腎小體的重吸收 E.腎小管和集合管的分泌