Cranial Nerves
 
 

Light Reflex Pathway

 
 
 
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Overview

  • Light Receptors
    Rods / cones of retina
     
     
    Bipolar Cells
    Retina
     
    Foramen
    Optic canal
    Optic Nerve (II)
    Optic chiasm, optic tract
     
    Pretectal nucleus
    Midbrain
     
     
    Edinger-Westphal nucleus
    Superior colliculus (midbrain)
     
    Oculomotor Nerve (III)
    Foramen
    Superior orbital fissure
     
     
    Ciliary Ganglion
     
     
    Muscle
    Constrictor pupillae, ciliary muscles
 
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