Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.

Unmyelinated nerve

From Biology-Online Dictionary
Jump to: navigation, search

Definition

noun

A nerve that is bare or without the myelin sheath around the axon.


Supplement

The unmyelinated nerve pertains to any of the nerve cells without myelin sheath (a sheath involved in the rapid conduction of action potential). Compared to myelinated nerves, unmyelinated nerve cells are slower in conducting impulses and are found in the peripheral nervous system (especially visceral nervous system) and the gray matter of the nervous system.


Word origin: un- (not) + myelinated

Synonym:

Compare: myelinated nerve

See also: myelin