myelinated nerve fiber

Friendly

Word: Myelinated Nerve Fiber

Definition: A myelinated nerve fiber is a type of nerve fiber (or nerve cell) that is covered by a protective layer called myelin. This myelin sheath helps the nerve fiber send signals more quickly and efficiently.

Usage Instructions:

• You would typically encounter the term "myelinated nerve fiber" in discussions about biology, neuroscience, or medicine.
• It is a noun, so it can be used as the subject or object in a sentence.

Example Sentence:

• "Myelinated nerve fibers allow for faster communication between different parts of the body."

Advanced Usage:

• In scientific discussions, you might hear about how myelinated nerve fibers are important for functions such as reflex actions and muscle coordination.
• Researchers study myelinated nerve fibers to understand diseases like multiple sclerosis, where the myelin sheath is damaged.

Word Variants:

• Myelin: The fatty substance that forms the sheath around the nerve fibers.
• Nerve Fiber: A general term for the long, thin part of a nerve cell that transmits signals.

Different Meanings:

• "Myelinated" specifically refers to the presence of myelin. If a nerve fiber is not covered by myelin, it is called "unmyelinated."

Synonyms:

• There are no direct synonyms for "myelinated nerve fiber," but related terms include:
  • Myelinated axon: Refers specifically to the long part of the nerve cell (axon) that is covered by myelin.
  • Myelinated neuron: A neuron that has myelinated fibers.

Idioms and Phrasal Verbs:

• There are no common idioms or phrasal verbs directly associated with "myelinated nerve fiber," as it is a specific scientific term.

Summary:

A myelinated nerve fiber is an important part of the nervous system that helps to transmit signals quickly.

Academic

Noun

1. a nerve fiber encased in a sheath of myelin

Synonyms

• medullated nerve fiber