Article Conditioning, Classical Extinction, Psychological Eye Movement Desensitization Reprocessing Eye Movements Fear Fear conditioning Humans Memory Memory consolidation Memory reconsolidation Pavlovian fear conditioning procedure Posttraumatic stress disorder (PTSD) Skin conductance adult conditioned reflex controlled study electrodermal response eye movement eye movement desensitization and reprocessing eye tracking fear fear conditioning test female human human experiment male memory memory reconsolidation normal human