NEET PG DENTAL EXAM

Detailed explanation-1: -Each nerve forms from nerve fibers, known as fila radicularia, extending from the posterior (dorsal) and anterior (ventral) roots of the spinal cord. The roots connect via interneurons. Grossly, the root fibers join together within the intervertebral foramina to form a spinal nerve.

Detailed explanation-2: -A column of nerve tissue that runs from the base of the skull down the center of the back. It is covered by three thin layers of protective tissue called membranes. The spinal cord and membranes are surrounded by the vertebrae (back bones).