Lamina arcus vertebrae refers to the bony portion of a vertebra that lies at the back of the spinal canal. This structure serves as a protective arch over the spinal cord while also providing support and attachment points for various muscles and ligaments. Synonyms for lamina arcus vertebrae include spinal lamina, vertebral arch, and neural arch. These terms all refer to the same bony structure in the spine and can be used interchangeably by medical professionals and researchers to describe the anatomy and function of the vertebral column. Understanding the various synonyms for this structure is important for accurate communication and diagnosis of spinal conditions and injuries.