The localization of cortical activity evoked by vernier offset.
Cortical activity evoked by the vernier offset of line segments is localized to an extra-striate source. Striate cortex responds very weakly if at all. This raises some questions about how vernier acuity is achieved.
Department of Ophthalmology, University of Texas Health Science Center, Dallas 75235.
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Osetinsky
D001931:Brain Mapping; D005074:Evoked Potentials, Visual; D006801:Humans; D010364:Pattern Recognition, Visual / Q000502:physiology; D014792:Visual Acuity