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How your eyes rotate in three dimensions

• Mini-Course Format
• Introduction
• Horizontal Saccades
  • Lesion PPH Question
  • Integration
• The 3-D Nature of Eye Movements
• Neural Substrates for Vertical Saccade
• Origin of torsional eye movements
• The Problem of Overcompleteness
• Choosing Axes
• What is Donders' Law?
• What is Listing's Law?
  • What axes are. used by Listing's law, including an after image experiment, and the implications for perception.
• Quaternion Representation
  • How Far Can One Rotate? , including scaling of quaterions.
• An example of Listing's Plane
• An Interesting Property of Rotational Kinematics
• What rotation does the eye use?
• The half angle rule
• Significance of Listing's Law
• other types of eye movements
• Direct path of the VOR
• The indirect path of the VOR
• Matching Canals and Muscles
  • Torsional VOR
• Brainstem Pathways of the 3D VOR
• Vergence eye movements
• Listing's plane during convergence?
• Why does Listing's plane rotate?
  • If Listing's plane did not rotate. including an experiment to determine how much your Listing's plane rotetes during vergence
• other motor systems; the head
• Summary
• Map of overview level
• Comments Form

Copyright © 1996 Tutis Vilis and Douglas Tweed
University of Western Ontario
London Ontario Canada
Updated October 28, 2005

Comments welcome. Email to tutis.vilis@schulich.uwo.ca