1802- SCI potter

Early 20th century- speech clinicians

1900's- current- spech therapists

-represent 1.5% of the school- aged population

-Most students receive theory individually of in small groups with specialist from brief sessions several times a week

-usually spend the majority of their day in general education classes

Environmental causes- repeated ear infections ,neglect or abuses and poverty

-Not include students who received speech and language therapy as a related service

-more likely 5-6% of students in special education reviving services for speech and/ or language problems

- 2:1 ration of boys to gurls for speech and 1.75 for language disorders

Receptive language- ability to comprehend language

Time- Language delay

Taste- Aphasia

Think- Central auditory processing disorder

Ability to retrieve words as needed

Comprehension and processing of sentences

Correct use of the rules of grammar

Comprehension of stories and other narratives

Ability to produce language, whether to tell a story or to a participate in a conversation

receptive

may involve difficulties with phonology, morphology,syntax,semantics or pragmatics

Air forced through larynx

muscles control amount of air flowing out

vocal cords vibrate and produce sounds

structures and muscles provide fine-tuning

-Problems may profoundly affect a students learning

-High risk of reading difficulties for students with speech and language delays