Light Reflex Pathway | Cranial Nerves - MedSchool
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Cranial Nerves
 
 
The Patient
I - Smell
II - Vision
II & III - Pupils
III, IV & VI - Eye Movement
V - Facial Sensation & Jaw Muscles
V & VII - Glabellar & Corneal Reflexes
VII - Facial Movement
VIII - Hearing
IX & X - Throat
XI - Neck & Shoulders
XII - Tongue
 

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
Last updated on January 6th, 2020
 
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