Memory, Short-TermBack PainLow Back PainBackTask Performance and AnalysisBack InjuriesPsychomotor PerformanceReaction TimeAttentionPhotic StimulationMagnetic Resonance ImagingNeuropsychological TestsBrain MappingMemoryCognitionLearningMovementVisual PerceptionCuesSpace PerceptionDiscrimination (Psychology)Analysis of VarianceFunctional LateralityChoice BehaviorDiscrimination Learning