Final answer:
A laminectomy is the term used to describe the removal of the dorsal, bony roof of the spinal canal. It is a surgical procedure that involves removing a portion of the vertebral arch to relieve pressure on the spinal cord or nerves. Correct option is B.
Step-by-step explanation:
The term that is used to describe the removal of the dorsal, bony roof of the spinal canal is laminectomy.
A laminectomy is a surgical procedure that involves removing a portion of the vertebral arch (lamina) to relieve pressure on the spinal cord or nerves.
For example, if a person has a herniated disc that is pressing on the spinal cord, a laminectomy may be performed to remove the portion of the lamina that is causing the compression.