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: ENT
Acoustic neuroma arises from which cranial nerve? 
Select and explain. 
A. Inferior division of vestibular nerve, B. Superior division of vestibular nerve, C. Cochlear nerve, D. Facial nerve
B: Superior division of vestibular nerve
Answer: B: Superior division of vestibular nerve 
Explanation: Vestibular schwannomas arise predominantly from the superior half of the vestibular poion of the vestibulocochlear nerve (cranial nerve VIII). Vestibular schwannomas may be treated with microsurgical resection or conformal SRS (gamma knife or linear accelerator technology).