The spinal pathways of the myelinated and the non-myelinated afferent nerve fibres that mediate reflex dilatation of the pupils.
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EVANS
D001921:Brain; D004106:Dilatation; D006801:Humans; D009186:Myelin Sheath; D036421:Nerve Fibers, Unmyelinated; D011680:Pupil / Q000502:physiology*; D012018:Reflex
PUPIL/physiology