This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Miscellaneous, Subject name: Surgery
For split skin graft the best source is 
Select and explain. 
A. Autograft, B. Homograft, C. Isograft, D. Xenograft
A: Autograft
Answer: A: Autograft 
Explanation: (A) Autograft # Autograft is skin graft taken from an uninjured part of body (e.g. thigh skin) and is used for skin grafting in same person.> It is the best skin graft for open wounds because of very high rate of successful grafting.