This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Urethra & Penis, Subject name: Surgery
[{'content': 'Gians penis drains to lymphnodes - \nSelect and explain. \nA. Hypogastric, B. External iliac, C. Internal iliac, D. Superficial Inguinal', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., External iliac Penis -Lymphatic Drainage* Skin - Inguinal LN* Gians - External iliac LN (Primarily deep inguinal which then drain into the external inguinal lymphnodes)* Deep urethra - Internal iliac (hypogastric) and common iliac LN.", 'role': 'assistant'}]