Involuntary movements vocab Flashcards
What is shaking in the fingers due to agonists and antagonists actions termed?
physiological tremor
What are startle reactions that are usually normal occurences and involve the whole body or just a large muscle group. (jerk b/w waking and sleeping)
myoclonic jerks
What are twitches within the muscle often after exercise and are not pathological?
benign fascicculations
What is name for decreased movement?
hypokinesia
What pathologies commonly exibit hyokinesia?
depression and parkinson’s
What is increased movement called?
hyperkinesia
what exacerbates hyperkinesia and what decreases it?
Exasterbated by : emotional stres
Decreased by: repose (rest)
What kinds of tremors are there?
- Emotional
- Familial
- Senile
- Parkinsonian
- Intention
- Postural
Which tremor is characterized by it being rapid, and of low amplitude. It worsens with volitional movement?
Emotional
What type of tremor is hereditary and usually affects the hands?
Familial
What tremor is associated with aging?
senile
What tremor is characteristic of “pill-rolling” at rest?
parkinsonian
Which tremor disappears or dampens with volitional movement?
parkinsonian
What type of lesion is associated with a parkinsonian tremor?
basal ganglion lesion
What tremor worsens with refined volitional movement?
Intention tremor
Where might a pathology be located in a patient that shows signs of an intention tremor?
cerebellar pathology
What type of tremor occurs during maintenance of an intentional posture and disappears with movement?
Postural tremor
What type of involuntary movement is random, quick movements stimulating fragments of normal movements?
Nontremorus Kyperkinesia
What is the aka for nontremorous hyperkinesia?
Chorea
What movement is described as being slow, writhing movements of the fingers and extremities that come and go?
Athetosis
What tract is athetosis usually associated with?
pyramidal tract
What involuntary movement is described as being slow, alternating contraction and relaxation of agonists and antagonists, with one movement predominating for a long time causing FIXED JOINT CONTRACTURES?
Dystonia
What involuntary movement is described as violent, flinging movement of half of the body?
hemiballismus
Quick, repetitive movements of the face, tongue, or extremities, associated with EMOTIONAL STRESS describes which involuntary movement?
Tics
Motor unrest manifested as continual shifting of posture and/or movement due to parkinson’s and psychotropic medication use describes what type of involuntary movement?
Akathisia
What describes tonic and clonic spasms of all or part of the body?
epilepsy
What discribes involuntary movements of the face, mouth, tongue, and limbs. With the onset usually occuring months after prolonged use of neuroleptic agents?
Tardive dyskinesias
What are neuroleptic agents?
drugs given for psychotic disorders.
What is the largest single category of involuntary movements?
Tardive dyskinesias
