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Related Experiment Videos

Rib torque does not assist resting tidal expiration or most conversational speech expiration.

Thomas J Hixon1

  • 1Department of Speech, Language, and Hearing Sciences, National Center for Neurogenic Communication Disorders, University of Arizona, Tucson 85721, USA. hixon@u.arizona.edu

Journal of Speech, Language, and Hearing Research : JSLHR
|March 15, 2006
PubMed
Summary

Rib torque does not aid resting breathing or speech. This study corrects a common misconception, offering a biomechanically accurate model for respiratory function in speech-language pathology.

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Area of Science:

  • Speech Science
  • Speech-Language Pathology
  • Respiratory Biomechanics

Background:

  • Textbooks commonly state rib torque aids resting tidal expiration and speech.
  • This assertion is prevalent in speech science and pathology literature.

Purpose of the Study:

  • To address and correct a widespread misconception regarding the role of rib torque in respiratory function.
  • To offer an alternative explanation for expiratory and speech biomechanics.

Main Methods:

  • Analysis of the prevailing misconception in speech science and pathology literature.
  • Examination of the biomechanical principles governing respiratory function.

Main Results:

  • Rib torque is not a significant factor in resting tidal expiration.

Related Experiment Videos

  • Rib torque does not actively assist conversational speech production.

    • Conclusions:

    • The traditional textbook explanation of rib torque's role in respiration is inaccurate.
    • An updated conceptualization aligning with respiratory biomechanics is proposed for speech-language pathology education.