system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 30 year old man came to the outpatient depament because he had suddenly developed double vision. On examination it was found that his right eye, when at rest, was turned medially. The most likely anatomical structures involved are:
assistant
The correct answer is  C i.e. Lateral rectus & abducent nerve Abducent (6th) nerve supply lateral rectus muscle (LR6) Q. Palsy of lateral rectus presents with fully adducted eye (due to unopposed medial rectus), inability to abduct eye Q & diplopia in all gaze (maximum in ipsilateral outward gaze)Q except on looking to the side opposite to lesion (i.e. on normal side)