eMedicine Specialties > Otolaryngology and Facial Plastic Surgery > Physiology

Middle Ear Function: Multimedia

Author: Alan D Bruns, MD, FACS, Chief, Department of Surgery, Evans Army Community Hospital; Clinical Assistant Professor of Surgery, Uniformed Services University of the Health Sciences
Coauthor(s): Michael J Ruckenstein, MD, MSc, FACS, FRCSC, Professor, Residency Program Director, Department of Otorhinolaryngology-Head and Neck Surgery, University of Pennsylvania Health System; Jeffrey Bedrosian, MD, Resident, Department of Otorhinology, Temple University Medical School
Contributor Information and Disclosures

Updated: Jul 29, 2008

Multimedia

Sine wave.Media file 1: Sine wave.
Sine wave.

Sine wave.

Anatomy of the external and middle ear.Media file 2: Anatomy of the external and middle ear.
Anatomy of the external and middle ear.

Anatomy of the external and middle ear.

More on Middle Ear Function

References

References

  1. Kurokawa H, Goode RL. Sound pressure gain produced by the human middle ear. Otolaryngol Head Neck Surg. Oct 1995;113(4):349-55. [Medline].

  2. Schuknecht HF. Pathology of the ear. 2nd. Philadelphia: Lea and Febiger; 1993.

  3. Hofman M, Van Opstal J. Binaural weighting of pinna cues in human sound localization. Exp Brain Res. Feb 2003;148(4):458-70. [Medline].

  4. Ballachanda BB. Theoretical and applied external ear acoustics. J Am Acad Audiol. Dec 1997;8(6):411-20. [Medline].

  5. Shaw EA, Teranishi R. Sound pressure generated in an external-ear replica and real human ears by a nearby point source. J Acoust Soc Am. Jul 1968;44(1):240-9. [Medline].

  6. Cheng T, Dai C, Gan RZ. Viscoelastic properties of human tympanic membrane. Ann Biomed Eng. Feb 2007;35(2):305-14. [Medline].

  7. Von Bekesy G. Experiments in Hearing. NY: Acoustical Society of America; 1989.

  8. Merchant SN, Ravicz ME, Puria S, et al. Analysis of middle ear mechanics and application to diseased and reconstructed ears. Am J Otol. Mar 1997;18(2):139-54. [Medline].

  9. Heiland KE, Goode RL, Asai M, et al. A human temporal bone study of stapes footplate movement. Am J Otol. Jan 1999;20(1):81-6. [Medline].

  10. Ghadiali SN, Banks J, Swarts JD. Finite element analysis of active Eustachian tube function. J Appl Physiol. Aug 2004;97(2):648-54. [Medline].

  11. Olthoff A, Laskawi R, Kruse E. Successful treatment of autophonia with botulinum toxin: case report. Ann Otol Rhinol Laryngol. Aug 2007;116(8):594-8. [Medline].

  12. Dai C, Wood MW, Gan RZ. Combined effect of fluid and pressure on middle ear function. Hear Res. Feb 2008;236(1-2):22-32. [Medline].

  13. Arnold A, Blaser B, Häusler R. Audiological long-term results following stapedotomy with stapedial tendon preservation. Adv Otorhinolaryngol. 2007;65:210-4. [Medline].

  14. Golz A, Fradis M, Netzer A, et al. Bilateral tinnitus due to middle-ear myoclonus. Int Tinnitus J. 2003;9(1):52-5. [Medline].

  15. Yavuz H, Caylakli F, Cagici CA, et al. Reversed ipsilateral acoustic reflex pattern. J Otolaryngol. Oct 2007;36(5):274-81. [Medline].

  16. Baldwin M. Choice of probe tone and classification of trace patterns in tympanometry undertaken in early infancy. Int J Audiol. Jul 2006;45(7):417-27. [Medline].

  17. Borg E. A quantitative study of the effect of the acoustic stapedius reflex on sound transmission through the middle ear of man. Acta Otolaryngol. Dec 1968;66(6):461-72. [Medline].

  18. Ghadiali SN, Swarts JD, Doyle WJ. Effect of tensor veli palatini muscle paralysis on eustachian tube mechanics. Ann Otol Rhinol Laryngol. Aug 2003;112(8):704-11. [Medline].

  19. Gyo K, Aritomo H, Goode RL. Measurement of the ossicular vibration ratio in human temporal bones by use of a video measuring system. Acta Otolaryngol. Jan-Feb 1987;103(1-2):87-95. [Medline].

  20. Howell P. Are two muscles needed for the normal functioning of the mammalian middle ear?. Acta Otolaryngol. Sep-Oct 1984;98(3-4):204-7. [Medline].

  21. Licameli GR. The eustachian tube. Update on anatomy, development, and function. Otolaryngol Clin North Am. Aug 2002;35(4):803-9. [Medline].

  22. Lynch TJ 3rd, Nedzelnitsky V, Peake WT. Input impedance of the cochlea in cat. J Acoust Soc Am. Jul 1982;72(1):108-30. [Medline].

  23. Magnuson B, Falk B. Physiology of the eustachian tube and middle ear pressure regulation. In: Physiology of the Ear. 1988:81-102.

  24. McElveen JT, Goode RL, Miller C, et al. Effect of mastoid cavity modification on middle ear sound transmission. Ann Otol Rhinol Laryngol. Sep-Oct 1982;91(5 Pt 1):526-32. [Medline].

  25. Phillips DP, Stuart A, Carpenter M. Re-examination of the role of the human acoustic stapedius reflex. J Acoust Soc Am. May 2002;111(5 Pt 1):2200-7. [Medline].

  26. Tonndorf J, Khanna SM. Tympanic-membrane vibrations in human cadaver ears studied by time-averaged holography. J Acoust Soc Am. Oct 1972;52(4):1221-33. [Medline].

  27. Wever EG, Vernon JA. The effect of tympanic muscles on sound transmission. Acta Otolaryngol. 1955;45:433-439.

  28. Wiener FM, Ross DA. The pressure distribution in the auditory canal in a progressive sound field. J Acoust Soc Am. 1946;18:401-408.

  29. Zwislocki JJ. Auditory system: Peripheral nonlinearity and central additivity, as revealed in the human stapedius-muscle reflex. Proc Natl Acad Sci U S A. Oct 29 2002;99(22):14601-6. [Medline].

Further Reading

Keywords

middle ear function, middle ear physiology, tympanic membrane, Eustachian tube, tensor tympani muscle, stapedius muscle, auditory threshold, hearing threshold, sound, decibel, dB, sound pressure level, SPL, sound pressure, sound intensity, sound frequency, sound wave, tympanic membrane, oval window, tympanic membrane function, ossicular chain

Contributor Information and Disclosures

Author

Alan D Bruns, MD, FACS, Chief, Department of Surgery, Evans Army Community Hospital; Clinical Assistant Professor of Surgery, Uniformed Services University of the Health Sciences
Alan D Bruns, MD, FACS is a member of the following medical societies: Alpha Omega Alpha, American Academy of Otolaryngology-Head and Neck Surgery, American College of Surgeons, and Christian Medical & Dental Society
Disclosure: Nothing to disclose.

Coauthor(s)

Michael J Ruckenstein, MD, MSc, FACS, FRCSC, Professor, Residency Program Director, Department of Otorhinolaryngology-Head and Neck Surgery, University of Pennsylvania Health System
Michael J Ruckenstein, MD, MSc, FACS, FRCSC is a member of the following medical societies: American Academy of Otolaryngology-Head and Neck Surgery and Royal College of Physicians and Surgeons of Canada
Disclosure: Nothing to disclose.

Jeffrey Bedrosian, MD, Resident, Department of Otorhinology, Temple University Medical School
Disclosure: Nothing to disclose.

Medical Editor

Carol A Bauer, MD, FACS, Associate Professor of Surgery, Division of Otolaryngology-Head and Neck Surgery, Southern Illinois University School of Medicine
Carol A Bauer, MD, FACS is a member of the following medical societies: American Academy of Otolaryngology-Head and Neck Surgery, American Neurological Association, and Society of University Otolaryngologists-Head and Neck Surgeons
Disclosure: Nothing to disclose.

Pharmacy Editor

Francisco Talavera, PharmD, PhD, Senior Pharmacy Editor, eMedicine
Disclosure: eMedicine Salary Employment

Managing Editor

Gerard J Gianoli, MD, Clinical Associate Professor, Department of Otolaryngology-Head and Neck Surgery, Tulane University School of Medicine; Vice President, The Ear and Balance Institute; Chief Executive Officer, Ponchartrain Surgery Center
Gerard J Gianoli, MD is a member of the following medical societies: American Academy of Otolaryngology-Head and Neck Surgery, American College of Surgeons, American Neurotology Society, American Otological Society, Society of University Otolaryngologists-Head and Neck Surgeons, and Triological Society
Disclosure: Nothing to disclose.

CME Editor

Christopher L Slack, MD, Otolaryngology-Facial Plastic Surgery, Private Practice, Associated Coastal ENT; Medical Director, Treasure Coast Sleep Disorders
Christopher L Slack, MD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Facial Plastic and Reconstructive Surgery, American Academy of Otolaryngology-Head and Neck Surgery, and American Medical Association
Disclosure: Nothing to disclose.

Chief Editor

Arlen D Meyers, MD, MBA, Professor, Department of Otolaryngology-Head and Neck Surgery, University of Colorado School of Medicine
Arlen D Meyers, MD, MBA is a member of the following medical societies: American Academy of Facial Plastic and Reconstructive Surgery, American Academy of Otolaryngology-Head and Neck Surgery, and American Head and Neck Society
Disclosure: Covidien Corp Consulting fee Consulting; US Tobacco Corporation unstricted gift unknown; Axis Three Corporation Ownership interest Consulting; Omni Biosciences Ownership interest Consulting; Sentegra Ownership interest Board membership; Syndicom Ownership interest Consulting; Oxlo  Consulting; Medvoy Ownership interest Management position

 
 
HONcode

We subscribe to the
HONcode principles of the
Health On the Net Foundation

All material on this website is protected by copyright, Copyright© 1994- by Medscape.
This website also contains material copyrighted by 3rd parties.

DISCLAIMER: The content of this Website is not influenced by sponsors. The site is designed primarily for use by qualified physicians and other medical professionals. The information contained herein should NOT be used as a substitute for the advice of an appropriately qualified and licensed physician or other health care provider. The information provided here is for educational and informational purposes only. In no way should it be considered as offering medical advice. Please check with a physician if you suspect you are ill.