title: Oxygen-sensitive elements in the book gills of Limulus polyphemus.
mesh_terms: D000818:Animals; D003386:Brachyura / Q000502:physiology*; D002628:Chemoreceptor Cells / Q000502:physiology*; D005071:Evoked Potentials; D005880:Gills / Q000294:innervation; D010100:Oxygen; D012119:Respiration
chemical_list: D010100:Oxygen