Duction

A duction is an eye movement involving only one eye. There are generally six possible movements depending upon the eye's axis of rotation:

  1. Abduction refers to the outward movement of an eye.
  2. Adduction refers to the inward movement of an eye
  3. Supraduction / sursumduction / elevation
  4. Infraduction / deosumduction / depression
  5. Incycloduction / intorsion
  6. Excycloduction / extorsion
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