Organs of speech

• Respiratory system


  Pushes air out of the lungs
• Speech production


  1. Air travels up the windpipe

  2. Passes between vocal folds

  3. Vocal folds vibrate if adjusted to create a narrow passage
• Voiced sounds


  Produced when vocal folds are adjusted to create a narrow passage
• Voiceless sounds


  Produced when vocal folds are apart
• Voiced sound


  • [v]
• Voiceless sound


  • [f]
• Vocal tract


  Air passages above the larynx, functions like a tube and plays a vital role in speech production
• Articulators


  Parts of the vocal tract that can be used to form different sounds
• Articulators


  • Upper Lip and Upper Teeth (Frontal Incisors)
  • Alveolar Ridge
  • Hard Palate
  • Soft Palate or Velum
  • Uvula
  • Pharynx
  • Larynx
  • Lower Lip and Lower Teeth
  • Tongue
  • Nasal Cavity
  • Epiglottis
• Upper Lip and Upper Teeth (Frontal Incisors)


  Used in the production of sounds such as [f] and [v]
• Alveolar Ridge


  The ridge just behind the upper front teeth, used in sounds like [t] and [d]
• Hard Palate


  The bony part of the roof of the mouth
• Soft Palate or Velum

  The softer part of the roof of the mouth further back, involved in sounds like [k] and [g]
• Uvula


  The small fleshy extension at the back of the soft palate
• Pharynx


  The part of the throat behind the mouth and nasal cavity
• Larynx


  Contains the vocal folds and is involved in sound production
• Lower Lip and Lower Teeth


  Used in conjunction with the upper lip and teeth to produce sounds
• Tongue


  Divided into the tip, blade, front, center, back, and root
• Nasal Cavity


  Plays a role in nasal sounds like [m] and [n]
• Epiglottis


  A flap that can cover the windpipe