Q. Which of the following is NOT a feature of having a herniated vertebral disk?

1. Surgical fusion of two adjacent vertebrae will alleviate the problem and cause no reduction in flexibility.
2. Intense back pain is caused when the slipped disk presses against the spinal cord nerves.
3. Surgical procedures can be performed to alleviate the pain of a damaged disk.
4. Herniated disks are most commonly found in the lumbar region of the back.