This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: FMGE 2019, Subject name: Anatomy
Ventricles are lined by? 
Select and explain. 
A. Oligodendrocytes, B. Ependymal cells, C. Schwann cells, D. Astrocytes
B: Ependymal cells
Answer: B: Ependymal cells 
Explanation: Ventricles are lined by Ependymal cells. The ependymal cells play an impoant role in the production and regulation of CSF.