. , .
- , . - . , , - , .
- , .
- :
H2O ~ H+ + '.
Kw:
Kw= [H+] [OhT] = I (14.
, . , [H+] [~] , .
: [H+] = 8 /, [ ] = KT1VlO'8= 10~6 /.
[H+] 40 / (40 X 9 /). , . (. 30-1). , -log (40 X 10~9) = 7,40. 16 160 / ( 6,8-7,8) .
, Kw . 25 0C, 7,0, 37 0C 6,8. (.21).
. 30-1. 1 [H+]. 7,1 7,5 [H+] . (: Narins R. G., Emmett M. Simple and Mixed Acid-base Disorders: A Practical Approach. Medicine, 1980; 59: 161.)
-, (H+), . , . , H+ [H+] . , , H+ [H+]. H+, H^; [H^] , . , .
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|
, ,
~ H+ + ',
:
- [H+] [A']/ [], [H+] = X [HA]/ [A"].
, , -:
= +log ([A-]/[HA]).
, .
H+, ~ , H+. " . . :
+ + +.
BH^ . , ( ). , , [H+]. - , , = . , , .
- (. 30-1). "" , . , , , , , . ([HC(V]), . PaCO2, . , "". , " ".
, - , . , - .
"-" . 7,36-7,44, < 7,35, > 7,45.
[H+] : 1) ; 2) ( - ); 3) , ,
30-1. -
IPaCO2 | IHCO3- | |
IPaCO2 | JHCO3- | |
JHCO3- | IPaCO2 | |
IHCO3- | TPaCO2 |
.
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