Unlikely to be involved in lesion of anterior spinal aery is:: (A) Pain and temp, (B) Vibration and proprioception, (C) Pyramidal tract, (D) Sphincters
Answer is B. B i.e. Vibration and Proprioception In anterior spinal aery syndrome all spinal cord function (motor, sensory and autonomic) are lost below the level of lesion with the striking exception of retained vibration and position senseQ.