title: Carbon dioxide versus H ion as a chemoreceptor stimulus.
mesh_terms: D000818:Animals; D002245:Carbon Dioxide / Q000097:blood*; D002344:Carotid Body / Q000502:physiology*; D002415:Cats; D006859:Hydrogen / Q000097:blood*; D006863:Hydrogen-Ion Concentration; D012119:Respiration
chemical_list: D002245:Carbon Dioxide; D006859:Hydrogen