HEARING IN FISH
Much study has been devoted to the question of hearing in fish. Though the majority of scientists now believe that some fish do hear, there are still a considerable number who are not convinced. In an interesting article Parker1 reviewed the history of this controversy.The experimental investigation of the hearing of fish has led to the discovery of much information about the function of different parts of the labyrinth which may eventually throw some light on the internal ear of man.De Cyon2 did not know of any observation which showed a faculty of hearing "chez des animaux inferieurs" (in the lower animals). He investigated the lamprey, because it does not possess a cochlea. He was unable to detect any reaction to noise. When he removed the membranous labyrinths on one or both sides there was a disturbance of equilibrium. He concluded that in
McNALLY WJ. RECENT ADVANCES IN THE PHYSIOLOGY OF HEARING. Arch Otolaryngol. 1934;19(2):201–215. doi:10.1001/archotol.1934.03790020047005
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