title: The significance of ionic concentrations in the internal media of animals.
mesh_terms: D000818:Animals; D001001:Anura; D001639:Bicarbonates / Q000378:metabolism; D001692:Biological Transport; D001693:Biological Transport, Active; D002118:Calcium / Q000378:metabolism; D002245:Carbon Dioxide / Q000378:metabolism; D002463:Cell Membrane Permeability; D002712:Chlorides / Q000378:metabolism; D003445:Crustacea; D004058:Diffusion; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007313:Insecta; D008564:Membrane Potentials; D008974:Mollusca; D009132:Muscles / Q000378:metabolism; D009474:Neurons / Q000378:metabolism; D010101:Oxygen Consumption; D011188:Potassium / Q000378:metabolism; D012964:Sodium / Q000378:metabolism; D014714:Vertebrates; D014882:Water-Electrolyte Balance
chemical_list: D001639:Bicarbonates; D002712:Chlorides; D002245:Carbon Dioxide; D012964:Sodium; D011188:Potassium; D002118:Calcium