speech Flashcards
speech can be modified by what
changing the mouth
epiglottis function
prevents food getting into the trachea and lungs
speech relation to dentistry
lips from ortho appliance, denture, anterior tooth loss
process of speech
- generation of sound- phonation
- modification of sound-resonance, articulation
phonation
resonance
articulation
- breathing intercostal muscles
- pharynx oral nasal cavities
- lips tongue cheek
what causes a sound
vocal folds brought together and vibrate to make a sound
phonation
vocal folds bring together and vibrate
resonance
natural frequency linked to shape / vol
articulation
the partial/ complete interuption of sounds
why do men have a lower voice
longer vocal folds
higher tension mean…
higher frequency = higher force expiration
vocal sound different if..
nose blocked
clef palate (nasal)
not different- lumps on fold if slow progression
resonace space
like an obeo
larynx and pharynx- fixed
nasal- foxed shape/vol
oral- subject to change-position of tongue
vowel sounds
nasal sealed by soft palate
tongue has effect
constantants sounds
produced by 3- articulation
partial interruption by tongue
