This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nervous System, Subject name: Orthopaedics
Sunderland classification is used for - 
Select and explain. 
A. Nerve injury', B. Muscle injury, C. Tendon injury', D. Ligament injury
A: Nerve injury'
Answer: A: Nerve injury' 
Explanation: Ans. is 'a' i.e., Nerve injuryo Sunderland is an extension of the seddon classification and includes 5 types of nerve injuries.Type-1Conduction block (neuropraxia)Type -2Axonal injury (Axonotmesis)Type-3Type-2 plus endoneurium injuryType -4Type-3 plus perineurium injuryType -5Type-4 plus epineurium injury (Neurotmesis)