SLPA 3703 Chapter Notes - Chapter 3: Temporomandibular Joint, Soft Palate, Vocal Folds

• School: UWG, West Georgia
• Department: Speech Language Pathology
• Course: SLPA 3703
• Professor: All

Document Summary

Faster than typing or texting or any motor performance. Relies more on motor fibers than any human mechanical activity. Houses vocal folds: muscles that vibrate to produce sound (rate of vibration is the voice fundamental frequency; measured in hertz) Functions: sound production; safety mechanisms (e. g. cough); pressure. Supra (above) laryngeal: pharyngeal, oral (lips, teeth, jaw, tongue) and nasal. Direction of sound is determined by direction of velum or soft palate. "velopharyngealclosure : softpalategoessuperiorly& posteriorly, side pharyngeal walls move medially, posterior pharyngeal wall moves anteriorly. All 3 systems need to work together in order to produce speech. Egressive: produced by the flow of air out of lungs (english sounds)