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': 'The umbilicus is supplied by which spinal segment? \nSelect and explain. \nA. T4, B. T6, C. T8, D. T10', 'role': 'user'}, {'content': 'Answer: D \nExplanation: ■ The skin around umbilicus is supplied by T10 segment of cord.\n■ With reference to lymphatics and venous drainage, it is the watershed area. Educational point:\n■ Dermatomes over:\n- \xa0The xiphoid process-T7\n- \xa0The umbilicus-T10\n- \xa0The pubis-L1\n■ The remnant of the vitello-intestinal duct may form a tumor of umbilicus known as raspberry /cherry red tumor.', 'role': 'assistant'}]