Tutorials
A selection of mini-courses have been developed as aids for understanding some of the more difficult concepts presented in the text, Principles of Voice Production (available through NCVS book sales). Note that a refresher on basic acoustics can serve as a jump-start for those who haven’t had a recent course in college physics. The text’s glossary is also available for easy reference.
The rest of the tutorials are organized by chapter. You will notice that tutorial material for Chapters 1 (Laryngeal Anatomy) and 12 (Voice Disorders) lead you to external websites. A browser window will open when following these links, so simply close the windows to return to this page.
Background Material
Acoustics Refresher
Glossary
Chapter 1: Laryngeal Anatomy – Wikipedia Links
The Larynx
The Vocal Folds
Chapter 2: Biomechanics of Laryngeal Tissue
Stretchiness, Squishy-ness and Stiffness of Vocal Tissues
Chapter 3: Fluid Flow in Respiratory Airways (Breathing)
Lung Pressure & Power: A Potpourri of Topics
Chapter 4: Vocal Fold Oscillation
Models of Vocal Fold Oscillation
Normal Patterns or “Modes” of Vocal Fold Vibration
Phonation Threshold Pressure
Chapter 5: Generation and Propagation of Sound
Graphing Phonation: Waves & Spectra
Generation of Movement & Sound
Chapter 6: The Source-Filter Theory of Vowels
How the Vocal Tract Filters Sound
Rules for Modifying Vowels
The Spectrograph & Spectral Analysis
Chapter 7: Voice Classification & Lifespan Changes
Factors Influencing Fundamental Frequency
Voice Changes Throughout Life
Chapter 8: Control of Fundamental Frequency
Cover & Body-cover Models of Pitch Control
Chapter 9: Control of Vocal Intensity & Efficiency
3 Levels of Intensity Control: Lungs, Glottis & Vocal Tract
Vocal Efficiency Q & A
The Singer’s Formant
Chapter 10: Vocal Registers
Voluntary Register Changes
Involuntary Register Changes
Voice Qualities
Chapter 11: Fluctuations & Perturbations in Vocal Output
Fluctuations and Perturbations of the Voice
Sources of Vocal Fluctuations
Chapter 12: Suggested links to external websites
American Speech-Language-Hearing Association
American Academy of Otolaryngology
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