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Related Experiment Videos

Pharyngeal constrictions.

J Gauffin, J Sundberg

    Phonetica
    |January 1, 1978
    PubMed
    Summary
    This summary is machine-generated.

    This study used fiberscopy and X-ray imaging to analyze pharyngeal constrictions during vowel pronunciation. Findings support existing theories on vocal tract shape and sound production.

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    Area of Science:

    • Speech Science
    • Acoustic Phonetics
    • Vocal Tract Physiology

    Background:

    • Understanding the vocal tract's cross-sectional shape is crucial for speech production.
    • Previous research utilized various techniques to study pharyngeal constrictions.

    Purpose of the Study:

    • To investigate the cross-sectional shape of pharyngeal constrictions in back vowels.
    • To combine fiberscopic and X-ray data for a comprehensive analysis.

    Main Methods:

    • Utilized a fiberscope to capture cinefilm frames of pharyngeal constrictions.
    • Acquired X-ray images of the same subject producing back vowels.
    • Integrated data from both imaging techniques.

    Main Results:

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  • Detailed cross-sectional shapes of pharyngeal constrictions were visualized.
  • Results showed reasonable agreement with previously published data.
  • Supported hypotheses regarding distance-to-area conversion in the pharynx.

    • Conclusions:

    • The combined imaging approach provides valuable insights into vocal tract dynamics.
    • Findings reinforce current models of speech production and pharyngeal function.