?????

??????1.??????????[K+]i/[K+]e?????????????????????????????????????????????
?????????????????????????????[K+]i/[K+]e???????????[K+]i/[K+]e?????????????????????????
2.?
??????????????K+???K+?????????????????3mmol/L??????????????potassium conductance??????????????????????????????????2?????????????????3...

???????????????????????TST?QRS?P????
?????????????????

??????
???
? ????? ?? ?? ??? ? ? ? ???? ?
??????
??????? ??? naK ?? ? K+?H+??NH4+??H+????????????????????????????????? ? ?? ?? ?? ?? ?? ??
??? ? ?K????H+ ? ??
????H????????????K???? ?K???????H?HNA???NA?H-NANAK????NAK?K???? ? ???
????????? ? ?????????
?? ? ?? ? ??????


? ...

     ??????????????
     1:???????????
     2??????????????
     3??????????

????????????????????????????
???????? ??????????????????a.??10%1020ml?????????3040ml??b.?5%??60100ml11.2%?4060ml???100200ml?60100ml??????...

?????????????????????
????
??????