This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Third nerve palsy causes all except 
Select and explain. 
A. Ptosis, B. Miosis, C. Outward eye movement, D. Diplopia
B: Miosis
Answer: B: Miosis 
Explanation: CN III palsy will cause diplopia not miosis.