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COTA exam terms


Dysmetria the undershooting (hypometria) or overshooting (hypermetria) of a target; lack of coordination
Dyssynergia a breakdown in movement resulting in joints being moved separately to reach a desired target as opposed to moving in a smooth trajectory; decomposition of movement
Dysdiadochokinesia impaired ability to perform rapid alternating movements
Ataxia loss of motor control including tremors, dyskiadochokinesia, dyssynergia, and visual nystagmus
Akinesia the inability to initiate movements
Athetosis a dyskinetic condition that includes inadequate timing, force, and accuracy of movements
Dystonia an involuntary sustained distorted movement or posture involving contractions of groups of muscles
Hemiballismus a unilateral chorea characterized by violent forceful movement of the proximal muscles
Ideational apraxia a breakdown in the knowledge of what is to be done or how to perform; a lack of knowledge regarding object use
Motor apraxia/ ideomotor apraxia loss of access to kinesthetic memory so that purposeful movement cannot be achieved because of ineffective motor planning although sensation, movement and coordination are intact
Somatoagnosia a body scheme disorder that results in diminished awareness of body structure, and a failure to recognize body parts as one's own
anosognosia the unawareness of motor deficit
dysarthria motor speech disorder
nystagmus involuntary eye movements
ptosis drooping of the upper eyelid
dyskinensia involuntary, nonrepetitive movements
myoclonus a brief and rapid contraction of muscle(s)
Created by: Marathoner1984