. A text-book of comparative physiology for students and practitioners of comparative (veterinary) medicine. Physiology, Comparative. 566 COMPARATIVE PHYSIOLOGY. whole of the end-organ concerned iu hearing is hathed by endo- lymph; and that the vibrations of the latter are originated by corresponding vibrations of the perilymph, which again is sent. Fio. 412.—Photographic diagram of labyrinth (after Flint and Efldinger). Upper fig- ure: 1, utricle; 2, saccule; 3,5, membranous cochlea; 4, canalis reaniens; 6, semi- circular canals. Lower figure: 1, utricle; 2, saccule; 3,4,6, ampullae; 5,7,8,9,
. A text-book of comparative physiology for students and practitioners of comparative (veterinary) medicine. Physiology, Comparative. 566 COMPARATIVE PHYSIOLOGY. whole of the end-organ concerned iu hearing is hathed by endo- lymph; and that the vibrations of the latter are originated by corresponding vibrations of the perilymph, which again is sent. Fio. 412.—Photographic diagram of labyrinth (after Flint and Efldinger). Upper fig- ure: 1, utricle; 2, saccule; 3,5, membranous cochlea; 4, canalis reaniens; 6, semi- circular canals. Lower figure: 1, utricle; 2, saccule; 3,4,6, ampullae; 5,7,8,9, semicircular canals; 10, auditory nerve (partly diagrammatic); ,13,14,15, dis- tribution of branches of nerve to vestibule and semicircular canals. into oscillation by the movements of the stapes against the membrane covering the fenestra ovalis; so that the vibrations thus set up without the membranous labyrinth are trans- formed into similar ones within the vestibule and the scala , vestibuli, and end, after passing over the scala tympani, against the membrane of the fenestra rotunda. The cochlear canal may be regarded as the seat of the most important part of the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Mills, Wesley, 1847-1915. New York, Appleton
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