Ganglion

Pronunciation
/GAN-gli-on/
Category
Anatomy
Singular
Ganglion
Plural
Ganglia

Definition

A structure containing a number of nerve cell bodies, typically linked by synapses, and often forming a swelling on a nerve fiber.

Etymology

From Latin 'ganglion', meaning 'a swelling'.

Example

The thoracic ganglia in insects control leg movement and receive sensory input from the legs.

Related Terms

Usage Notes

Ganglia are found throughout the insect body and play a vital role in processing sensory information and controlling motor functions.