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
Distal degradation occurs in: 
Select and explain. 
A. 24 hrs, B. 48 hrs, C. Both, D. None
A: 24 hrs
Answer: A: 24 hrs 
Explanation: Distal degradation is the early change following nerve injury It occurs with in 24 hrs Ref:Guyton and Hall textbook of medical physiology 12th edition ,pag number: 74,75,76