Average cencentration of ions in body fluids (mM/litre) |
|
Na+ |
K+ |
Ca+ |
Mg+ |
Cl- |
Marine invertebrates |
370-550 |
7-24 |
8-21 |
6-58 |
430-590 |
Terrestrial invertebrates |
3-262 |
1-46 |
2-47 |
6-188 |
15-270 |
Reptiles and birds (plasma) |
130-180 |
3-6 |
2-6 |
1-2 |
103-148 |
Mammals (plasma) |
145-166 |
3-6 |
2-10 |
1-2 |
100-116 |
Taken from Pethig pg. 107 |
Reference: C.L. Prosser, in
Comparative Animal Physiology, p. 79. C.L. Prosser (Ed.), W. B, Saunders Ca., Philadelphia (1973).