LINGUIST 1A03 Lecture Notes - Lecture 3: Ingressive Sound, Vocal Folds, Vocal Tract

• School: McMaster University
• Department: Linguistics
• Course: LINGUIST 1A03
• Professor: Catherine Anderson

Document Summary

What is speech phonetics: the scientific study of the sounds of speech, principles of sound, production, perception, classification, transcription. International phonetic alphabet (ipa: first developed 1888, most recent revision 2005, one-to-one mapping between sound and symbol, represents all sounds of all languages. Fourth is r (textbook uses upside right r as symbol, you can use whichever) What is a sound: a pressure wave created by the vibration of an object, sound requires, a source (energy, a medium (solid, liquid, gas) that its transmitted through, the displacement of particles (turbulence, vibrations, etc) Speech sound production 1: respiration the lungs are the mechanical source of energy, the force of which produces and sustains the airstream (medium) through which that energy travels: pulmonic aggressive sounds (acknowledgement: huh , pulmonic ingressive sounds (surprise: huh! ) The larynx: physiology: opens and closes when we breathe, vocal folds create sound by vibration, space left between vocal folds is glottis, either voice or voiceless for sounds.