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': 'Skin at the level of umbilicus is supplied by the spinal nerve \nSelect and explain. \nA. T 9, B. T 10, C. T 11, D. T 12', 'role': 'user'}, {'content': 'Answer: B \nExplanation: The dermatome T10 is at the level of Umbilicus.The area of skin supplied by a dorsal root of a spinal nerve is called as "Dermatome".They represent specific regions of reception of sensory impulses.Reference: Chaurasia; 6th edition', 'role': 'assistant'}]