The throat and its functions in swallowing, breathing and the production of the voice. ... illus.

  • Elsberg, Louis, 1836-1885.
Date:
1880
Catalogue details

Licence: Public Domain Mark

Credit: The throat and its functions in swallowing, breathing and the production of the voice. ... illus. Source: Wellcome Collection.

Provider: This material has been provided by the Augustus C. Long Health Sciences Library at Columbia University and Columbia University Libraries/Information Services, through the Medical Heritage Library. The original may be consulted at the the Augustus C. Long Health Sciences Library at Columbia University and Columbia University.

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    LIST OF ILLUSTRATIONS. FIGURE PAGE 1. View of parts seen when the mouth is widely opened . . 6 2. Diagram showing the food and air tracks ... 8 3. Diagram of the pharynx, oesophagus and commencement of the stomach, seen from the back . . . . -13 4. A connected view of the hyoid bone, thyroid body, larynx, windpipe with its ramifications, and lungs, the latter partly in outline, partly in sectional view , . . . . . -23 5. Section through head and neck . . . . -25 6. Diagram of two primary lobules of the lungs, magnified . . 26 7. View of a portion of the trachea .... 28 8. Framework of the larynx, as seen from behind . . -29 9. Diagram of cartilages and intrinsic muscles of the larynx . . 32 10. View of the interior of the larynx, the posterior half being cut away 34 11. Vocal portion of the elastic membrane of the larynx, in connection with the cartilages, seen from above . . . • 3^ 12. Laryngeal mirror, one-half of actual dimensions ; and three mirror- surfaces of actual size . . . . . .40 13. Manner of holding the tongue and laryngeal mirror . . 41 14. Manner of using the complete laryngoscopic apparatus . . 43 15. Throat educator, one-half actual size .... 44 16. Image of the larynx and surrounding parts, twice the actual size . 45 17. Laryngoscopic image, showing the bifurcation of the trachea . 47 18. Larynx of patient with double voice . . . . -47 ig. Trachoma of the vocal bands ..... 4^ 20. Tumor growth in the larynx . . . . . -48 21. Autograph of a sounding tuning fork . ... 50 22. Singing bar of copper placed on block of lead . . -5^ 23. Card held against revolving toothed wheel ... 54 24. Simplest form of the siren . . . . . -54 25. Helmholtz's resonators ...... 5^