Knowledge Base

• Anatomy of iris and pupil
• Physiology of pupillary contraction
• Neural pathways controlling pupillary reflexes: (Direct light, consensual light reflex, accommodation)
  • Afferent
  • Center
  • Efferent
• Retinal ganglion cells mediate the reflex - project rostral to the superior colliculus - in turn projects to Edinger-Westphal nucleus bilaterally
  • Primary diseases of eye affecting pupils
  • Diseases affecting neural pathways affecting pupillary reflexes

Ref:Castro, Mosby's....Neuroscience, 155.