You are assisting an oral surgeon who is about to remove a calculus (stoma) from a patient's submandibular duct
The surgeon asks you to remind him what nerve he has to be careful not to injure while incising the duct directly under the floor of the mouth. You reply:
A) spinal accessory.
B) lingual.
C) chorda tympani.
D) internal laryngeal.
E) glossopharyngeal.
Ans: B
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