This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neuromuscular disorders, Subject name: Orthopaedics
[{'content': 'Removal of veebral disc is by all these methods except: \nSelect and explain. \nA. Laminotomy, B. Laminectomy, C. Laminoplasty, D. Hemilaminectomy', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Laminoplasty reconstructs the veebral lamina to decompress the spinal cord Laminotomy remove the pa of the lamina of a veebral arch(paial removal) in order to relieve pressure in the veebral canal. Laminectomy total removal of the lamina Hemilaminectomy only pa of the lamina and only a poion of the facet joint is removed to allow more room for the lumbar nerves', 'role': 'assistant'}]