This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuro-Ophthalmology, Subject name: Ophthalmology
All of the following statement are true about oculomotor nerve EXCEPT: 
Select and explain. 
A. Supplies extrinsic ocular muscles, B. Its nucleus is located in lower midbrain, C. Its nucleus is located in upper midbrain, D. Palsy may lead to ptosis
B: Its nucleus is located in lower midbrain
Answer: B: Its nucleus is located in lower midbrain 
Explanation: Ans. (b) Its nucleus located in lower midbrainRef: A.K. Khurana 6th ed. / 7-8* Location of CN III (occulomotor nerve) nucleus is upper midbrain* Location of CN IV (trochlear nerve) nucleus is in the lower mid-brain.CN, their Respective Nucleus Location and their FunctionCranial NerveNucleus LocationFunctionOculomotor IIIUpper midbrainEyeball movements: extrinsic ocular musclesTrochlear IVLower midbrainEyeball movements: extrinsic ocular musclesAbducens VIPonsEyeball movements: extrinsic ocular musclesHypoglossal XIIMedullaTongue muscles and movements