Fig. 17 Simplified block diagram of the dual-mode version subsystem and vestibular input with various ocular motor disorders related to disturbances in specific subsystems. θT is target position, θH is head position, and θE is eye position. MLF is medial longitudinal fasciculus, EOM is extraocular muscles, OMN is ocular motor nuclei, SI is saccadic intrusions, SO is saccadic oscillations, and INO is internuclear ophthalmoplegia.