noun
- the connective tissue sheath that surrounds a bundle of nerve fibers within a peripheral nerve
Usage: anatomy; medical
Examples
- The perineurium provides structural support to nerve fascicles.
- Damage to the perineurium can affect nerve function and regeneration.
- The perineurium consists of several layers of flattened cells.
- Surgeons must carefully preserve the perineurium during nerve repair procedures.
- The perineurium acts as a barrier that helps maintain the internal environment of nerve fibers.
- Microscopic examination revealed inflammation of the perineurium surrounding the nerve bundle.