You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is From which of the following routes absorption of local anaesthetic is maximum ? and explain in detail?
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.