File:Elementary exercises for the deaf and dumb (1821) (14587079697).jpg

Identifier: 60530620R.nlm.nih.gov
Title: Elementary exercises for the deaf and dumb
Year: 1821 (1820s)
Authors: Akerly, Samuel, 1785-1845 New-York Institution for the Instruction of the Deaf and Dumb
Subjects: Hearing Impaired Persons Curriculum
Publisher: New York : Printed by E. Conrad
Contributing Library: U.S. National Library of Medicine
Digitizing Sponsor: Open Knowledge Commons, U.S. National Library of Medicine

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ng andof speech. There are, moreover, blood vessels which distributetheir branches to the different parts of the ear, and supplyit with that necessary fluid, to promote warmth and secre-tion. When the organs of hearing become diseased, thepulsation of the arteries sometimes causes distressing noisesin the head, which are difficult to be removed. The very extraordinary and delicate structure of theorgan of hearing is secured in a cavity of the temporal bone,called the petrous, or rocky portion, on account of its com-parative hardness. It would thus appear to be a very essen-tial organ, as it is more securely protected than the brainitself. How thankful should we be who enjoy our hearingin perfection, and participate in that divine blessing ! espe-cially when we see so many around us, whose hearing is soimpaired as to render them mute, and totally incapable ofrestoration. -j_i_ iram: iii n—! n ;—r- Maseoiticam/xj x/tipes Foramen ivit/r. Os ordicaJare,. ,^_^ ircular cantdr. VeetibuU.
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( 361 )No. 6. OBSERVATIONS AND CORRESPONDENCE ON THE NATURE ANDCURE OF DEAFNESS, AND OTHER DISEASES OF THE EARS. Dr. Samuel Akerly, Physician to the New-York Insti-tution for the Instruction of the Deaf and Dumb, may beconsulted in eases of Deafness and other diseases of theEars, at his residence, No. 72 Chatham-street, New-York. Having paid particular attention to the cure of Deafnessand diseases of the Ears, he is enabled, from his knowledgeof the anatomy and structure of the Human Ear, to givesatisfactory explanations of the various affections of that de-licate organ, which requires to be treated with care andnicety, and occasionally to be strengthened by constitutionalas well as local remedies. A powerful incentive to havemore attention paid to the organ of hearing than has here-tofore been the case, arises from the fact, that all the Deafand Dumb were not born so, many becoming Deaf fromsickness and diseases of the Ears, and Dumbness being thenecessary consequence. The following

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