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Pupillary control (Miosis (pupillary constriction (parasympathetic (1st…

- - - - 1st neuron
        
        Edinger Westphal nucleus to ciliary ganglion via CN3
      - 2nd neuron
        
        short ciliary nerves to sphincter papillae muscles
- - - - 1st neuron
        
        hypothalamus to ciliospinal center of Budge (C8-T2) (lateral horn)
      - 2nd neuron
        
        sympathetic tone provided by vagus through preganglionic T1 exit at T1 to superior cervical ganglion (postganglionic ciliary nerve)
        
        (travels along cervical sympathetic chain near lung apex)
      - 3rd neuron
        
        plexus along internal carotid through cavernous sinus, enters orbit as long ciliary nerve to pupillary dilator muscles
      - innervate smooth muscles of eyelids and sweat glands of forehead and face
- - - - pupils constrict bilateral
      - affect parasympathetic CN 3 (efferent)