Which finding is most characteristic of an upper motor neuron lesion?
Correct answer: C. Spasticity with exaggerated deep tendon reflexes
- A. Flaccid paralysis with absent reflexes
- B. Muscle wasting with fasciculations
- C. Spasticity with exaggerated deep tendon reflexes
- D. Reduced muscle tone with a normal plantar response
Explanation
Upper motor neuron damage commonly produces spasticity, increased tone and hyperreflexia, often with an extensor plantar response. Flaccidity, marked wasting and fasciculations are more typical of lower motor neuron damage.
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About Neurological Nursing
Covers nursing assessment and management of stroke, epilepsy, meningitis, raised intracranial pressure, head injury, spinal cord disorders, Parkinson disease and multiple sclerosis. Key areas include level of consciousness, pupil responses, motor and sensory findings, seizure precautions and distinguishing upper motor neuron from lower motor neuron signs.
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