Ear and Auditory Canal

Semi-diagrammatic section through the right ear. Labels: M, concha; G, the external auditory canal; T, tympanic, or drum-membrane (ear drum); P, tympanum, or middle ear; o, oval window; r, round window. Extending from T to o is seen the chain of the tympanic bones; R, Eustachian tube; V, B, S, bony labyrinth; V, vestibule; B, semicircular canal; S, cochlea; b, l, v, membranous labyrinth in semi-circular canal and in vestibule. A, auditory nerve dividing into branches for vestibule, semicircular canal, cochlea.

Keywords

ear, auditory, cochlea, vestibule, Tympanum, "Eustachian tube", "auditory canal", "tympanic membrane", "drum membrane", "ear drum", "auditory nerve", "tympanic bones", "middle ear", concha, "ear canal"

Galleries

Human Sensory Systems: Hearing

Source

Kimber, Diana C. Anatomy and Physiology for Nurses (New York, NY: The Macmillan Company, 1907)

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