This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Head and neck, Subject name: Anatomy
Which extra-ocular muscle is supplied by opposite side nucleus? 
Select and explain. 
A. Lateral rectus, B. Medial rectus, C. Superior rectus, D. Inferior rectus
C: Superior rectus
Answer: C: Superior rectus 
Explanation: upward rotation or elevation:by superior rectus and inferior oblique downward rotation or depression:by inferior rectus and superior oblique lateral rotation or abduction :by lateral rectus,superior oblique and inferior oblique medial rotation or adduction:by medial rectus,superior rectus and inferior rectus intoion:by superior oblique and superior rectus extoion:by inferior oblique and inferior rectus Ref BDC volume 3,sixth edition pg 209