[单选题]
血浆pH主要决定于下列哪种缓冲对
A.KHCO
／H
CO
B.NaHCO
／H
CO
C.K
HPO
／KH
PO
D.Na
HPO
／NaH
PO
E.Na
CO
／NaHCO
参考答案与解析：
／H
CO／HCOHPO
／KHPOHPO／NaHPOCO／NaHCO／HCO／HCOHPO／KHPOHPO／NaHPOCO／NaHCO