A 65 -year-old man with metastatic lung cancer sees his physician because of progressive dysahria. On examination, his tongue detes to left when he protrudes it. Which of the following structures is most likely to be damaged, assuming this is a lower motor neuron lesion?
High-Yield Explanation
Whenever there is LMN lesion of 12th nerve, tongue detes always on the same side i.e ipsilateral manifestation Medial Medullary syndrome there is ipsilateral detion of tongue d/t same side lesion of Hypoglossal nerve