About this video
Taught session covering clinical aspects of cranial nerves I, II, III, IV, and VI
When discussing 3rd Nerve palsy, the fibres that coat the third nerve are in fact parasympathetic and not sympathetic as discussed above.
Parasympathetic nerves act to constrict the pupil, parasympathetic dysfunction caused by compression of the fibres leads to inhibition of these signals, leading to unopposed pathological dilation.
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