Flashcards in Hyperkinetic Dysarthria Deck (20):
Hyperkinetic dysarthrias are a perceptually distinguishable group of MSDs that are most often associated w/ diseases of the ___________.
basal ganglia control circuit
Hyperkinetic dysarthrias often have prominent effects on _____.
Hyperkinetic : ________
abnormal/extra involuntary movements
Each hyperkinetic movement disorder has its own ________ movements.
Hypokinetic dysarthria: not enough dopamine produced :: hypokinetic : ______ dopamine
Hyperkinetic dysarthria is primarily characterized by what?
rapid, involuntary, random, purposeless movements of a body part which may be subtle or obvious; unpredictable (fast type)
involuntary single or repetitive jerks; rhythmic
abnormal posture resulting from excessive co-contraction (slow type)
refers to rhythmic movement of a body part (resting or action)
slow, writhing, purposeless movements
tremor can affect all muscles of speech but is restricted to what specific structure?
a rythmic, quavering, waxing and waning character
essential vocal tremor
Causes of hyperkinetic dysarthria
Huntington's, tardive dyskinesia, vascular, tumors...
T or F? Respiration an resonance are most impacted in hyperkinetic dysarthria.
False; least impacted
how does chorea affect phonation in hyperkinetic dysarthria?
it can lead to sudden voice arrests w/ an intermittent strained quality or transient nasal emission
Choreic movements of the velopharynx can produce ...
muld intermittent hypernasality and nasal emission
irregular AMRs and unsteadiness of vowel prolongation may be stinking b/c ...
of the unpredicatable movements superimposed on the vocal tract
intermittent, waxing, waning or constrant strained-harsh voice quality
adductor spasmodic dysphonia