The document discusses the speech production mechanism and airstream mechanisms involved in producing sounds. It describes three main airstream mechanisms: pulmonic, glottalic, and velaric. Pulmonic airflow involves pushing air from the lungs. Glottalic airflow can be either egressive, where the glottis acts as a piston, or ingressive, where the glottis sucks air in. Velaric airflow is used to produce click sounds by trapping and releasing air in the mouth. The document also examines phonation modes like voiceless, whispered, breathy, voiced, and creaky sounds.

1. Airstream Mechanisms Modes of Phonation Organs of Speech Segmental Articulation

2. The Sounds of Language Phonetics

3. The Sound Producing System

5. Speech organs Sagittal section of the vocal tract (Techmer 1880) [From: Dan Jurafsky slide] Nasal Cavity Oral Cavity Larynx: vocal folds in it Pharynx Trachea: the windpipe Lung: supply airstream

7. Airstream Mechanisms

17. Larynx and Voice

19. Anatomy of the larynx

21. Voicing/phonation

25. Other Organs of Speech Production and Classification of Speech Sounds

27. The Vocal Tract

29. English Consonants

37. Place of Articulation Plosives: bilabial alveolar velar (palatal)

50. Speech Production oral & nasal cavities larynx lungs

61. How much constriction? plosive: completely blocked fricative: partly blocked approximant: slightly hindered nasalization Does the air flow through both the nose and the mouth, or just the mouth? Consonants: 3 phonetic features

64. Vowels Chart

65. English Vowels