Neurology Book

http://www.fpnotebook.com/

Cranial Nerve 2Aka: Cranial Nerve II, Optic Nerve, CN 2

Advertisement

  1. Physiology
    1. Vision mediated via retinal innervation
  2. Course
    1. Retinal fibers coalesce into the optic nerve
    2. Optic Nerves become Optic Tracts at the optic chiasm
      1. Left Optic Tract (Comprises Right Visual field)
        1. Left Lateral and Right Medial Optic Nerves
      2. Right Optic Tract (Comprises Left Visual field)
        1. Right Lateral and Left Medial Optic Nerves
  3. Exam
    1. Visual Acuity
    2. Funduscopic Exam
    3. Visual Field Testing
      1. Screening: Confrontation
      2. Assessment: Perimetry

Navigation Tree