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: Physiology
Slowest conductig nerve fibre is 
Select and explain. 
A. Pre ganglionic autonomic, B. Post ganglionic autonomic, C. Somatic motors, D. Proprioception
B: Post ganglionic autonomic
Answer: B: Post ganglionic autonomic 
Explanation: Postganglionic autonomic fibres are type C fibres which are unmyelinated. Hence they are slowest conducting nerve fibre.