12 Questions
Which type of speech sound disorder has no known cause?
Functional speech sound disorder
What type of disorders focus on rule-based errors affecting more than one sound?
Phonological disorders
Which structural anomaly is included in organic speech sound disorders?
Cleft lip/palate
What is the difference between articulation disorders and phonological disorders?
Their impact on individual speech sounds
Which speech sound disorder is related to the motor production of speech sounds?
Dysarthria
What governs the permissible speech sound sequences in a language?
Phonotactic rules
What term do many researchers and clinicians prefer to use instead of differentiating between articulation and phonological disorders?
Speech Sound Disorder
What do the prevalence rates of speech sound disorders vary greatly due to?
Inconsistent classifications of the disorders
What percentage of children with a communication disorder had speech sound problems only in a 2012 survey?
24.4%
What is the estimated prevalence rate of speech sound disorders in African American children?
5.3%
Which age group was estimated to have 2%-24.6% of school-aged children with speech delay or speech sound disorders?
3- to 10-year-old children
What percentage of older children and adults were estimated to have residual or persistent speech errors?
1% to 2%
Explore the umbrella term of speech sound disorders, encompassing difficulties with perception, motor production, and phonological representation of speech sounds. Learn about the distinctions between organic and functional speech sound disorders and their underlying causes.
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