<prompt> 1st reflex to recover after spinal shock:Bulbocavernosus ReflexAbdominal ReflexPlantar ReflexAnkle Reflex  <response>: 1st reflex to recover form spinal shock is bulbocavernosus reflexS2-S4 It refers to anal sphincter contraction in response to squeezing the glans penis or tugging on the Foley see figure During lumbar injury,- If all reflexes are gone, then its spinal shock- If there is symmetrical loss - bowel or bladder involvement which occurs in saddle anaesthesia, it is conus medullaris syndrome- If there is asymmetrical loss, then it is cauda equina syndrome. 