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
From which of the following routes absorption of local anaesthetic is maximum ? 
Select and explain. 
A. Intercostal, B. Epidural, C. Bronchial, D. Caudal
A: Intercostal
Answer: A: Intercostal 
Explanation: Peak absorption of local anesthetic depends on the site of block. The order of absorption from highest to lowest :­Intercostal, intrapleural, intratracheal > caudal / epidural > brachial plexus > distal peripheral > subcutaneous.