A text-book of the diseases of the ear and adjacent organs . ). Fig. 59.—Frontal Section of the Inner Tympanic Wall through the TwoLabyrinthine Fenbstiue. 8, Basis stapedis ; n, Niche of the fenestra ovalis with a portion of the eras of thestapes, which has been divided obliquely ; o, upper, u, lower wall of the niche ;pr, Section of the promontory with its mucous covering-; m, Membr. fenestrasrotundae ; nr, Niche of the fenestra rotunda ; p, Lamina spiralis secundaria ;f, Section of the n. facialis ; v, Vestibule. After a preparation in my collection. According to Bezold, the distance of the
A text-book of the diseases of the ear and adjacent organs . ). Fig. 59.—Frontal Section of the Inner Tympanic Wall through the TwoLabyrinthine Fenbstiue. 8, Basis stapedis ; n, Niche of the fenestra ovalis with a portion of the eras of thestapes, which has been divided obliquely ; o, upper, u, lower wall of the niche ;pr, Section of the promontory with its mucous covering-; m, Membr. fenestrasrotundae ; nr, Niche of the fenestra rotunda ; p, Lamina spiralis secundaria ;f, Section of the n. facialis ; v, Vestibule. After a preparation in my collection. According to Bezold, the distance of the post, infer, quadrant of the mem-brane from the inner wall of the cavity varies from 5 to 7 mm ; in the , quadrant, according to my measurements, from 5 to 6 mm., and inthe anter. infer, quadrant from 4 to 5 mm. In the newly-born infant andduring the first year the distances are less. The position of the ossicula and their relation to the walls of the tympaniccavity are rendered clear by Fig. 57. The head of the malleus and the bodyof the incus l
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Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
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Keywords: ., bookcentury1800, bookdecade1890, booksubjecteardiseases, bookyear
