<prompt> High spinal anaesthesia is associated with?Decreased BP decreased hea rateIncreased BP decreased hea rateDecreased BP increased hea rateIncreased BP increased hea rate  <response>: Ans. is a i.e., Decreased BP decreased hea rate Spinal anesthesia ascending into the cervical levels high spinal anesthesia causes severe hypotension, bradycardia and respiratory insufficiency.Complications of spinal anaesthesia Intraoperative Postoperative Hypotension mostcommon Bradycardia10th Respiratorydepression Cardiac arrest Hypothermia in elderly Haedache post dural puncture headach - most common Cranial nerve palsies any cranial nerve except the 1st,9th most commonly 6th nerve is involved Cauda equina syndrome Arachnoiditis 