nonmedullated (Meaning)
Webster
nonmedullated (a.)
Not medullated; (Anat.) without a medulla or marrow, or without a medullary sheath; as, a nonmedullated nerve fiber.
Synonyms & Antonyms of nonmedullated
No Synonyms and anytonyms found
nonmedullated Sentence Examples
- Nonmedullated nerves lack the myelin sheath, a fatty layer that speeds up signal transmission.
- Sensory neurons in the peripheral nervous system are typically nonmedullated, leading to slower conduction velocities.
- Autonomic nerves involved in involuntary functions like digestion and breathing are predominantly nonmedullated.
- Nonmedullated fibers have lower electrical resistance compared to medullated fibers.
- The absence of myelin in nonmedullated nerves allows for greater flexibility and resistance to damage.
- Nonmedullated nerves are more common in lower vertebrates and invertebrates than in mammals.
- The propagation of action potentials in nonmedullated neurons is slower and more continuous than in medullated ones.
- Nonmedullated axons are more likely to undergo myelination during development or regeneration.
- Certain pathological conditions can lead to demyelination of medullated nerves, resulting in nonmedullated segments.
- Nonmedullated nerves are essential for the functioning of sensory and autonomic nervous systems, despite their slower conduction speeds.
FAQs About the word nonmedullated
Not medullated; (Anat.) without a medulla or marrow, or without a medullary sheath; as, a nonmedullated nerve fiber.
No synonyms found.
No antonyms found.
Nonmedullated nerves lack the myelin sheath, a fatty layer that speeds up signal transmission.
Sensory neurons in the peripheral nervous system are typically nonmedullated, leading to slower conduction velocities.
Autonomic nerves involved in involuntary functions like digestion and breathing are predominantly nonmedullated.
Nonmedullated fibers have lower electrical resistance compared to medullated fibers.
