Concerning imagery.
D000360:Afterimage; D000818:Animals; D004538:Eidetic Imagery; D005133:Eye Movements; D006212:Hallucinations; D000882:Haplorhini; D006801:Humans; D007092:Imagination; D008568:Memory; D010465:Perception; D010591:Phantom Limb; D012677:Sensation; D012683:Sensory Deprivation; D012892:Sleep Deprivation