Psychophysical isolation of movement sensitivity by removal of familiar position cues.
D006801:Humans; D008297:Male; D008722:Methods; D009039:Motion Perception / Q000502:physiology*; D010364:Pattern Recognition, Visual / Q000502:physiology; D011601:Psychophysics; D012684:Sensory Thresholds / Q000502:physiology; D013997:Time Factors