title: Acid-base phenomena and the hydrogen ion.
mesh_terms: D000136:Acid-Base Equilibrium; D000138:Acidosis / Q000503:physiopathology / Q000628:therapy; D000142:Acidosis, Respiratory / Q000503:physiopathology / Q000628:therapy; D000143:Acids; D000471:Alkalosis / Q000503:physiopathology / Q000628:therapy; D000472:Alkalosis, Respiratory / Q000503:physiopathology / Q000628:therapy; D001826:Body Fluids; D002021:Buffers; D002675:Child, Preschool; D003681:Dehydration / Q000503:physiopathology; D005260:Female; D006801:Humans; D006863:Hydrogen-Ion Concentration; D006985:Hyperventilation / Q000503:physiopathology; D007223:Infant; D007263:Infusions, Parenteral; D007668:Kidney / Q000502:physiology; D008297:Male; D008433:Mathematics; D012119:Respiration; D014882:Water-Electrolyte Balance
chemical_list: D000143:Acids; D002021:Buffers