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Current topics in voice production mechanisms

I R Titze1

  • 1Department of Speech Pathology and Audiology and National Center for Voice and Speech, University of Iowa.

Acta Oto-Laryngologica
|May 1, 1993
PubMed
Summary

This study clarifies vocal fold self-oscillation and identifies preferred tissue modes. Lung pressure is key for vocal intensity, with muscle coordination regulating fundamental frequency for voice disorder research.

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Area of Science:

  • Biomechanics of voice production
  • Physiology of phonation

Background:

  • Vocal fold mechanics are complex, involving self-oscillation and tissue modes.
  • Understanding fundamental frequency and vocal intensity control is crucial for voice research.

Purpose of the Study:

  • To provide an overview of current voice production research.
  • To clarify vocal fold self-oscillation and tissue modes.
  • To describe a method for measuring contact stress in voice disorder studies.

Main Methods:

  • Review of current research on voice production mechanisms.
  • Analysis of vocal fold self-oscillation and tissue modes.
  • Description of a hemilarynx preparation for contact stress measurement.

Main Results:

  • Vocal fold self-oscillation and preferred tissue modes are clarified.
  • Fundamental frequency control involves laryngeal muscles and lung pressure.
  • Lung pressure is identified as the primary regulator of vocal intensity.

Conclusions:

  • The study clarifies key aspects of voice production, including vocal fold dynamics and control mechanisms.
  • A method for measuring contact stress is presented for future application in voice disorder research.

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