WHAT IS A SPEECH SOUND DISODER?
Umbrella term: problems in correctly producing speech sounds
Speech sound disorder: Phonological disorder and Articulation disorder
Back in the old days….
Our field used the terms phonological disorder and articulation disorder
What is a Articulation Disorder?
-Purely physical- just cant produce the sound.
Ex:having a lateral lisp
-Only a few sounds affected
-No patterns- we don’t know why it happens
-Child is fairly intelligible
What is a Phonological Disorder?
What is the IMPORTANCE OF INTELLIGIBILITY?
Even a mild disorder can have an impact….
- kids afraid to raise hand and talk in class
What do SSDs and language disorders do?
Macrae, T., & Tyler, A.A. (2014). Speech abilities in preschool children with speech sound disorder with and without co-occurring language impairment. Language, Speech, and Hearing Services in Schools, 45, 302-313.
What did Macrae and Tyler 2014 find?
-They found that children with both had more omissions (on test)
-Children with SSD and LI had more omissios of sounds than children with just SSD-they leave sounds out
Ex:cup-up
SLPs need to be most concerned about ch with …
-omissions of sounds; omissions more predictive of language/reading problems than sounds distortions
What is Phonetics?
Study of physical, physiological, and acoustic variables associated with speech sound production
What is clinical/applied phonetics?
Branch dedicated to practical application of knowledge
What is a phoneme?
Family of sounds that the listener perceives as belonging to the same category
EX: /t/
What is a allophone?
Not a distinct phoneme; allophone is a member of a particular phoneme family
EX: Tea buTTer leT characTer
What are morphemes?
Minimal units of meaning
What is a bound morpheme?
suffix or prefix that attaches to a word to alter the words meaning
What is a free morpheme?
whole word that cannot be linguistically broken down into smaller units
What are minimal pairs?
Morphemes that are similar except for one phoneme
What is Morphophonemics?
Examples of morphophonemic rules:
If a noun ends in a voiced sound, use plural allomorph /z/ (tails, bags, pins)
If a noun ends in a voiceless sound, use plural allomorph /s/ (tarts, cops, lakes)
If a word ends in a voiceless sound, the past tense is pronounced /t/; if a word ends in a voiced sound, the past tense is pronounced /d/
With adult accent clients
What are the Suprasegmental Aspects of Speech?
What is juncture?
-Brief pauses that make up grammatical or semantic distinctions
EX: “Get the money bag!” vs. “Get the money, bag”
What is rate of speech?
What is intonation?
Changes in pitch contours