Ascending tracts Fasciculus gracilis薄束 Fasciculus cuneatus楔束 Carries sensations of TWO-point discrimination两点辨别觉 Proprioception本体觉 Pressure VibrationFasciculus gracilis薄束 Fasciculus cuneatus楔束 Carries sensations of Two-point discrimination两点辨别觉 Proprioception 本体觉 Pressure Vibration Ascending tracts