is a category of dysarthria that typically results from bilateral upper motor neuron lesions in the cerebral hemispheres or a single lesion in the brain stem. Reflexes become more hyperactive, muscle tone increases at rest, and there is increased resistance to passive stretch.

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Spastic dysarthria is associated with bilateral upper motor neuron lesions, leading to hyperactive reflexes, increased muscle tone at rest, and increased resistance to passive stretch.

Is a Category of Dysarthria That Typically Results from Bilateral