adjective
- having a myelin sheath around nerve fibers
Usage: medical; anatomy
Examples
- Medullated nerve fibers conduct impulses faster than unmyelinated ones.
- The optic nerve contains both medullated and non-medullated fibers.
- Damage to medullated axons can slow nerve transmission.
- Scientists studied the medullated portions of the spinal cord.
- Multiple sclerosis affects medullated nerve fibers in the brain.
- The myelin sheath makes nerve fibers appear medullated under microscopy.