Part 10 · Neurophysiology I — Sensory Systems and Special Senses
Same concept, other depth: Foundation →
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At the lesion level: dorsal horn/root involvement (dermatomal sensory loss, radicular pain), anterior horn (LMN weakness, atrophy, fasciculations, areflexia). Below the lesion: long‑tract signs — UMN weakness (after spinal shock), DCML loss (ipsilateral), ALS loss (contralateral, starting 1–2 segments lower), sphincter dysfunction.
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