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【单选题】
下列关于HCO3-的重吸收的叙述,正确的是A.
液中的HCO3-容易透过管腔膜
B.
HCO3-与H+一起被转动回血液
C.
重吸收回血的HCO3-是液中滤过的HCO3-
D.
肾小管上皮细胞可以直接吸收HCO3-
E.
HCO3- 的重吸收优先于Cl-的重吸收
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