????????
?????:
??[HCO3-]?
1.??
(1)???????????HCl??HClH+??CO2+H2OH2CO3H+HCO3-?Cl-?????????H+Cl-?HCl?HCl??????NaHCO3???H+????HCl????NaHCO3??????NaHCO3HCl???[HCO3-]?????[HCO3-]??
????Cl+K+????????????Cl-???HCO3-???K+???H+????????Na+??H+K+??
2H+??H+?????????????H+K+,?Na+?H+?H2COH3H+HCO3-??HCO3-??Na+??????????
2.
1???????NaHCO3????HCO3-????????????
2?HCO3-???
3??????500??16.8mEq,??HCO3-???30004000??
3.?
?????NaHCO3???K+??,??K+??H+?Na+HCO3-???????????????K+????K+H+?????????????????H+
4....
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1.? ??????????????Verner--Morrison????????B??????????????????????????????100140mmol / L??
2?? ?????????????????????????????????? Liddle?????Fanconi??????????)
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1.? ??????????????Verner--Morrison????????B??????????????????????????????100140mmol / L??
2?? ?????????????????????????????????? Liddle?????Fanconi??????????)
3??? ?????????????? ?????????????????????????? Cushing?ACTH????????????????????????
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?????????????? ????????? ??;?;????;;? ;?;??;???;?;??;;;????;???o
?????????????? ????????? ??;?;????;;? ;?;??;???;?;??;;;????;???o
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????????????????130???
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?? ??130???
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??5.5mmol/L?????????????????????????????????????????????
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??????????????????2????453?10
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??????????????????2????453?10
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?wN
,??????????3200?-4170mmol,???0.15%?????44%-50%??40%-47%????9%-10%
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??????1?44%??9%??47%?????75%?????90%????????????????90%????
????????????????????????????????????????????????????????????????????????????????????????????????????????????????
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??????????????025%???????????????????????...
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??????????????025%???????????????????????...