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: Anatomy
[{'content': 'Source of aerial supply to testis: \nSelect and explain. \nA. Internal pudendal aery, B. Deep external pudendal aery, C. Superficial external pudendal aery, D. Testicular aery', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Blood supply of testesThe testicular aery is a branch of the abdominal aoa given off at the level of L2.The testicular veins emerge from the testis and the epididymis as a venous network, the pampiniform plexus.This becomes reduced to a single vein as it ascends through the inguinal canal. The right testicular vein drains into the inferior vena cava, and the left vein joins the left renal vein.', 'role': 'assistant'}]