This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General anatomy, Subject name: Anatomy
1:1 ratio of myelination is seen jn 
Select and explain. 
A. Schwann cells, B. Oligeodendrocytes, C. Both, D. None
A: Schwann cells
Answer: A: Schwann cells 
Explanation: Schwann cells myelinte pns The myelinate one neuron only Ref:Guyton and Hall textbook of medical physiology 12th edition,page number: 72,73