This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Abdomen and pelvis, Subject name: Anatomy
[{'content': 'The lymphatic drainage of testes is \nSelect and explain. \nA. Inguinal lymph node, B. Mesenteric lymph node, C. Para-aoic lymph node, D. Obturator lymph node', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Blood Supply and Lymphatic Drainage. The testis and epididymis are supplied by the testicular aery , and their veins drain into the pampiniform plexus, which forms the bulk of the spermatic cord. The veins of the pampiniform plexus often become varicose, a condition termed varicocele. Ref - BDC 6e vol2 pg224 , semantischolar.org', 'role': 'assistant'}]