Brain response signals of a user (10), such as electroencephalogram signals (21), and in particular visually evoked potential signals that correspond to predetermined illumination patterns, are detected (23) and utilized (24) to ascertain selection of specific functions and/or actions as desired by that user (10). Sources of illumination (22) that exhibit such patterns are arranged to physically correspond to indicia of such functions and actions to facilitate knowing selection thereof.
BRAIN RESPONSE MONITORING APPARATUS AND METHOD