Flashcards in Ataxic Dysarthria Deck (13):
Ataxic dysarthria is a perceptuall distinctive MSD associated w/ damage to the ___________.
cerebellum or cerebellar control circuits
Ataxic dystarthria is most evident in what 2 levels of speech?
articulation and prosody
What do ataxic speech characteristics reflect?
the effects of incoordination and reduced muscle tone on speech
Ataxic speech is _____ and has a _____ quality.
Primary function of the cerebellum?
coordinate timing and force of muscular contractions
Sypmtoms of ataxia are _____ due to double crossing.
3 roles of cerebellar control circuit?
coordination of rapid alternating movements, motor programming, and maintenance of muscle tone
What are the effects of lesions of cerebellar cicuits?
What are causes of Ataxic Dysarthria?
Friedreich's ataxia, stroke in cerebellum, MS, TBI, alcohol abuse and tumors
Speech characteristics of Ataxia
-speech AMRs-slow and irregular
What is the most prevalent speech error?
imprecise consonant production