[音韻] part two: Phonological Universals and the control and regulation of speech production ch 6.5~6.6

Part two: Phonological Universals and the control and regulation of speech production ch 6.5~6.6
The relation between Ps & F0
Experimental data shows
Ps & F0 are not well correlated
Changes of the glottis and of the vocal tract
Control of Ps & F0
By Laryngeal musculature
High level of Ps, f0 is elevated
Requirement
Produce trills depend on the aerodynamic conditions
Necessity
Building physiological models for consonants and for intonation
Studies like, Lieberman
Ladeforged
Collier
Maeda
Strik and Boves