mossy fiber

(redirected from Mossy fibres)

mossy fiber

An excitatory axon from outside the cerebellum that synapses in the granular layer of the cerebellar cortex. Mossy fiber terminals are the central elements in complex synaptic formations that include dendrites of granular neurons and neurites of Golgi cells.
See also: fiber
References in periodicals archive ?
When the team followed the structural changes in the hippocampus during the conditioning process, they found a large increase in the numbers of synaptic structures at the terminals of neurons called granule cells, which have axons called large mossy fibres after the memories were formed.
Mossy fibres represent a major intrahippocampal associative pathway.