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: Surgery
The most impoant perforator of the Lower limb is between - 
Select and explain. 
A. Long saphenous and posterior tibial vein, B. Sho saphenous and posterior tibial vein, C. Sho saphenous and popliteal vein, D. Long saphenous and femoral vein
D: Long saphenous and femoral vein
Answer: D: Long saphenous and femoral vein 
Explanation: Ans. is `d' i.e., Long saphenous and femoral vein