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Composition of bodily fluids
| Na + (mmol/l) | K + (mmol/l) | Ca 2+ (mmol/l) | Mg 2+ (mmol/l) | HCO 3 (mmol/l) | Lactate(mmol/l) | Other buffer (mmol/l) | Cl - (mmol/l) | Organic acid (mmol/l) | Protein | |
|---|---|---|---|---|---|---|---|---|---|---|
|
Plasma |
142 |
4 |
5 |
2 |
101 |
27 |
2 |
1 |
6 |
16 |
|
Plasma water |
153 |
4.3 |
5.4 |
2.2 |
109 |
29 |
2.2 |
1 |
6.5 |
17 |
|
Interstitial water |
139 |
4 |
5 |
2 |
114 |
31 |
2 |
1 |
7 |
1 |
| Intracellular water | 10 | 160 | 2 | 26 | 3 | 10 | 100 | 20 | 65 |
