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
Removal of veebral disc is by all these methods except: 
Select and explain. 
A. Laminotomy, B. Laminectomy, C. Laminoplasty, D. Hemilaminectomy
C: Laminoplasty
Answer: C: Laminoplasty 
Explanation: 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