Dysarthria (Darley, Aronson, and Brown Model) Flashcards
What is the pathophysiology of flaccid dysarthria?
hypotonia or muscle weakness
A px with flaccid dysarthria may manifest this sign/s in the articulation of speech.
distorted pressure consonants and vowels
slow rate
What is the pathophysiology of spastic dysarthria?
hypertonia or muscle rigidity
A px with spastic dysarthria may manifest this sign/s in the articulation of speech.
imprecise consonants
slow movement
slow rate
A px with flaccid dysarthria may manifest this sign/s when phonating.
hoarse and breathy
A px with spastic dysarthria may manifest this sign/s when phonating.
A px with spastic dysarthria may manifest this sign/s when phonating.
harsh and strained
pitch breaks
What is the pathophysiology of ataxic dysarthria?
hypotonia
dysmetria or reduced movement control
What is the pathophysiology of hypokinetic dysarthria?
hypokinesia or reduced movement
What is the pathophysiology of hyperkinetic dysarthria?
hyperkinesia or excessive movements
A px with ataxic dysarthria may manifest this sign/s in the articulation of speech.
distorted vowels
slow articulatory breakdowns
telescoping
slow rate
A px with hypokinetic dysarthria may manifest this sign/s in the articulation of speech.
imprecise consonants
dysfluencies
increased or variable rate
A px with hyperkinetic dysarthria may manifest this sign/s in the articulation of speech.
distorted vowels
irregular articulatory breakdowns
variable rate
A px with ataxic dysarthria may manifest this sign/s when phonating.
breathy, harsh, strained
voice tremor
pitch breaks
A px with hypokinetic dysarthria may manifest this sign/s when phonating.
breathy and harsh
reduced loudness
A px with hyperkinetic dysarthria may manifest this sign/s when phonating.
breathy and strained
intermittent voice arrests
Possible signs of flaccid dysarthria in terms of prosody.
excess and equal stress
monopitch
monoloudness
prolonged phonemes
Possible signs of spastic dysarthria in terms of prosody.
reduced stress
monopitch
monoloudness
short phrases
Possible signs of ataxic dysarthria in terms of prosody.
excess and equal stress
prolonged phonemes
Possible signs of hypokinetic dysarthria in terms of prosody.
reduced stress
monopitch
monoloudness
short rushes of speech
Possible signs of hyperkinetic dysarthria in terms of prosody.
irregular stress
prolonged silences
When a px has flaccid dysarthria, his/her resonance would probably have these characteristics.
hypernasality
nasal emissions
When a px has spastic dysarthria, his/her resonance would probably have these characteristics.
hypernasality
When a px has ataxic dysarthria, his/her resonance would probably have these characteristics.
intermittent hypo-hyper nasality
When a px has hypokinetic dysarthria, his/her resonance would probably have these characteristics.
mild hypernasality
When a px has hyperkinetic dysarthria, his/her resonance would probably have these characteristics.
irregular VP incompetence
The respiration of a px with flaccid dysarthria may exhibit this characteristic/s.
inhalatory stridor
reduced maximum phonation time
The respiration of a px with spastic dysarthria may exhibit this characteristic/s.
paradoxical breathing
The respiration of a px with ataxic dysarthria may exhibit this characteristic/s.
excessive loudness variations
The respiration of a px with hypokinetic dysarthria may exhibit this characteristic/s.
reduced vital capacity
The respiration of a px with hyperkinetic dysarthria may exhibit this characteristic/s.
sudden involuntary inspirations or expirations
