Two amino acids, one peptide bond. In this usage, X dipeptide (with X designating an amino acid) must be understood as di-X peptide. This nomenclature is continued by tripeptide (three amino acids, two peptide bonds), tetrapeptide, and so on; longer chains are called oligopeptide, polypeptide, protein.
These nerves carry instructions from the brain to every single part of your body. So if a bulging disc that causes lower back pain is pressing on a nerve that serves the stomach, for example, thereâs an excellent chance that the stomach will also experience pain and function at a diminished capacity.
A herniated disc in the upper back can occur when the inner gelatinous material of an intervertebral disc leaks out of the inside of the disc. A thoracic herniated disc can cause upper back pain and other symptoms, such as radiating pain or numbness.Watch: Thoracic Herniated Disc Video.See how a herniated disc occurs and how it can cause pain and other symptoms depending on the location of the disc herniation. Video: The Difference Between Disc Terms. This video explains the differences between the terms bugling disc, slipped disc, and herniated disc.he fact that so many people had thoracic herniated discs but no pain or symptoms is important to mention, as it shows that people may have both upper back pain and a thoracic herniated disc, but that the disc disorder may not be the cause of the thoracic back pain â it may just be an incidental finding.