Explanation

• Dilator pupillaPost Ganglionic Parasympathetic Fibrese is supplied by: Postganglionic sympathetic fibers
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•  the postganglionic parasympathetic nerve fibers from CN VII are actually carried to their ultimate targets via divisions of CN V.
• Parasympathetic innervation in the head and neck promotes the production of mucous, tears, and saliva and is counter-regulated by sympathetic innervation.