The anatomy of the human ear : illustrated by a series of engravings of the natural size, with a treatise on the diseases of that organ, the causes of deafness and their proper treatment.

  • Saunders, John Cunningham, 1773-1810.
Date:
1821
Catalogue details

Licence: Public Domain Mark

Credit: The anatomy of the human ear : illustrated by a series of engravings of the natural size, with a treatise on the diseases of that organ, the causes of deafness and their proper treatment. Source: Wellcome Collection.

Provider: This material has been provided by the University of Massachusetts Medical School, Lamar Soutter Library, through the Medical Heritage Library. The original may be consulted at the Lamar Soutter Library at the University of Massachusetts Medical School.

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    little hole is left. This is the hole by which the Scalse communicate. To obtain a view of this aperture of com- munication, it is necessary to preserve the membranous part of the septum, for the Spiral Lamina itself does not reach the extremity of the Spiral Tube. This may be ascertained by examination of the ma- cerated Cochlea, in which, when a similar section is made, the extreme point of the Spiral Lamina may be perceived just rising into the last compartment and perfectly detached; but in the recent state, the Membrane, which goes off from the Spiral Lamina to complete the septum, passes also from its point to the extremity of the Spiral tube, where it is so attached, as to leave the little hole already mentioned. In the occipital side of the Os Temporis, contiguous to the Vestibule and Cochlea, is the canal through which the Auditory Nerve passes. It is named Meatus Inter- nus, is oval, and about the third of an inch in length. The extremity towards the