Flashcards in Hypokinetic Dysarthria Deck (14):
Hypokinetic dysarthria is a pereceptually distinguishable MSD associated w/ ________.
basal ganglia control circuit pathology
decreased reange of movement
Hyponkinetic dysarthria is most evident in what levels of speech?
Hypokinetic dysarthria is the only dysarthria with ________ as a symptom.
Association Cortex --> BG --> ______ --> primary motor cortex
Damage to BG tends to result in either ______ movement or _____ movement.
Hypokinesia results from?
lack of dopamine
Hyperkinesia results from?
too much dopamine
Hypokinesia leads to what s/s?
reduced mobility, increased muscle tone, resistance to movement, slow/stiff movements and difficult to initiate or stop
Hyperkinesia leads to what s/s?
involuntary movements and excessive, unpredictable increases in muscle tone/movement
Causes of hypokinetic dysarthria?
Parkinson's, vascular, TBI, infections and toxic-metabolic
Hypokinetic nonspeech characteristics
-Tremor at rest
-Reduced ROM during AMRs
-masked/expressionless facial expression
Hypokinetic speech characteristics
-increased overall rate