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18 Cards in this Set
- Front
- Back
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Define dyskinesia.
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Involuntary movement disorder
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Define hypokinesia.
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Slow or diminished movement
with Increased muscle tone |
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Define akinesia
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Absence of movement;
Impaired initiation of movement or stopping movement |
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Define bradykinesia
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Reduced velocity and amplitude of movement
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Define hyperkinesia
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Increased in muscular movement
with decreased muscle tone |
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Involuntary muscles are _____ dependent. Thus what?
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ARAS
Thus disappear when sleeping |
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Unilateral lesions of the basal ganglia affect which side of body?
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Contralateral
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Describe the NT imbalance of hypokinesia.
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Dopamine < GABA + ACh
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Describe the NT imbalance of hyperkinesia.
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Dopamine > GABA + ACh
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Define tremor.
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Rhythmic, oscillatory movement
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Define Athetoid
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Slow, twisting movement of distal muscles
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Define Choreiform
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Brisk, fast like dance
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Define ballistic
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Fast, flailing (flinging), and rotatory movement of proximal extremities.
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Define dystonia
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Sustained or repetitive muscular contraction or cramping often resulting in joint distortions.
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Define tic
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Brief, abrupt spasmodic twitching and other stereotyped movements
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Define Akathisia
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Movements acted out by inner feeling for the need to move.
Often induced by antipsychotic medications. |
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Define myoclonus
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Lightning like intermittent muscle jerks (of unknown origin)
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Which involuntary movements can be temporarily suppressed.
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Tic and akathisia
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