Guillian-Barré syndrome is an autoimmune disease that causes:
A. Necrosis of the alpha motor neuron
B. Degeneration of the motor endplate
C. Spasticity
D. Peripheral demyelination
E. Degeneration of the C-fiber axons
ANS: D
Rationale: Guillian-Barré syndrome is an autoimmune disease that causes peripheral demyelination. This polyneuropathy has a rapid onset, with progressive paralysis that may require treatment to prevent respiratory failure. The motor system is usually more affected than the sensory system, but deafferentation pain may be severe.
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