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
Not a pregnant Neuronal structure among the fallowing
is 
Select and explain. 
A. Optic nerve, B. SA node, C. Common peroneal nerve, D. Sciatic nerve
C: Common peroneal nerve
Answer: C: Common peroneal nerve 
Explanation: Pregnant Neuronal structure is a neuronal structure with an artery running through it. They are

Optic nerve
SAnode
Sciatic nerve