Certified Neuroscience Registered Nurse (CNRN)

Which set of signs represents the four cardinal motor features of Parkinson's disease?

Tremor, rigidity, bradykinesia, and postural instability Spasticity, hyperreflexia, clonus, and ataxia Chorea, dystonia, athetosis, and ballismus Flaccidity, fasciculations, atrophy, and areflexia

Correct Answer:

Tremor, rigidity, bradykinesia, and postural instability

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