Anatomy Dilator pupillae is supplied by: A Oeeulomotor (III) cranial nerve B Sympathetic fibres from the fronto-orbital branch of V nerve C Postganglionic parasympathetic fibres from Edinger- Westphal nucleus D Postganglionic sympathetic fibres from cervical sympathetic chain 💡 Explanation Dilator pupillae is supplied by: ✓ Correct Answer: D. Postganglionic sympathetic fibres from cervical sympathetic chain