<prompt> 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:Medial rectus and superior division of oculomotor nerveInferior oblique and inferior division of oculomotor nerveLateral rectus and abducent nerveSuperior rectus and trochlear nerve  <response>: 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 gazeQ except on looking to the side opposite to lesion i.e. on normal side 