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: Gynaecology & Obstetrics
The nerve that may get injured during removal of third molar is : March 2009 
Select and explain. 
A. Hypoglossal nerve, B. Facial nerve, C. Lingual nerve, D. Glossopharyngeal nerve
C: Lingual nerve
Answer: C: Lingual nerve 
Explanation: Ans. C: Lingual nerve The lingual nerve passes forward into the submandibular region from the infratemporal fossa by running beneath the origin of the superior constrictor muscle, which is attached to the posterior border of the mylohyoid line on the mandible. Here, it is closely related to the last molar tooth and is liable to be damaged in cases of clumsy extraction of an impacted third molar.