Q. which is true with regard to a laceration of the pinna of the ear? (Solved)
1. direct infiltration is a safe option
2. adequate regional block is achieved by injecting LA from both a superior and inferior direction anterior to the ear
3. adequate regional block is achieved by injecting LA from both superior and inferior directions posterior to the ear
4. adequate regional block requires both and anterior and posterior block
5. an intraoral approach provides the longest anaesthesia
- d. adequate regional block requires both and anterior and posterior block