This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anaesthesia
High spinal anaesthesia is associated with? 
Select and explain. 
A. Decreased BP & decreased hea rate, B. Increased BP & decreased hea rate, C. Decreased BP & increased hea rate, D. Increased BP & increased hea rate
A: Decreased BP & decreased hea rate
Answer: A: Decreased BP & decreased hea rate 
Explanation: 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