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
During renal transplantation the renal vein is connected to - 
Select and explain. 
A. IVC, B. External Iliac vein, C. Internal iliac vein, D. Gonadal Vein
B: External Iliac vein
Answer: B: External Iliac vein 
Explanation: Answer- B. External Iliac veinThe renal aery of the new kidney, previously branching from the abdominal aoa in the donor, is often connected to the external iliac aery in the recipient.