2-mass pg 1
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20 terms
Terms | Definitions |
|---|---|
 glottal pulses | excite passive resonances of the vocal tract |
| phonation threshold pressure | minimum pressure drop required to achieve phonation |
| 2-3 cmH₂O | typical phonation threshold pressure in humans |
| bilaterally | Vocal cords are assumed to be ____________ symmetric. |
| r₁, r₂ | equivalent viscous resistances |
| s₁, s₂ | springs that represent the tension of the vocal cords |
| Ug | average volume velocity across the glottal area |
| d₁ | effective thickness of m₁ |
| d₂ | effective thickness of m₂ |
| lc | effective length of the vocal cords (or of the glottal slit) |
| kc | linear coupling spring; represents an effect of flexural stiffness in lateral direction of vocal cords |
| Ag₁, Ag₂ | cross-sectional areas |
| Ag₀₁, Ag₀₂ | cross-sectional areas at rest |
| lg | effective length of the vocal cords |
| x₁, x₂ | lateral displacements |
| kc | results from varying the thickness and stiffness of the cords by action of the thyroarytenoid mucle |
| vocalis | another name for thyroarytenoid muscle |
| anteriol cricothyroid muscle | s₁ and s₂ become firmer due to contraction of the |
| Ag₀₁+2lgx₁ | Ag₁ |
| Ag₀₂+2lgx₂ | Ag₂ |
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