AIIMS November 2011 – MCQ 126

Dilator pupillae supplied by?
A. Post ganglionic parasympathetic fibers from Edinger Westphal nucleus
B. Post ganglionic sympathetic fibers from cervical ganglion
C. 3rd nerve
D. Sympathetic fibers from frontoorbital branch of fifth nerve

Correct answer : B. Post ganglionic sympathetic fibers from cervical ganglion

Post ganglionic parasympathetic fibers from Edinger Westphal nucleus supply the sphincter pupillae and ciliaris.

One Comment

megha shyama November 17, 2011

post ganglionic parasympahetic.

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