Hypokinetic Dysarthria Flashcards
Hypokinetic dysarthria is a pereceptually distinguishable MSD associated w/ ________.
basal ganglia control circuit pathology
Hypokinetic: ?
decreased reange of movement
Hyponkinetic dysarthria is most evident in what levels of speech?
Voice
Artic
Prosody
Hypokinetic dysarthria is the only dysarthria with ________ as a symptom.
increased rate
Association Cortex –> BG –> ______ –> primary motor cortex
Thalamus
Damage to BG tends to result in either ______ movement or _____ movement.
reduced
excess involuntary
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
- Rigidity
- Akinesia
- Hypokinesia
- Bradykinesia
- Tremor at rest
- Reduced ROM during AMRs
- masked/expressionless facial expression
Hypokinetic speech characteristics
- rapid/blurred AMRs
- increased overall rate
Pt complaints of Hypokinetic Dysarthria
- difficulty iniating speech
- “stiff lips”
- voice changes
- faster speaing rate
- mumbling/stutter
- lack of emotional tone
- drooling
- swallowing issues
