Assertion: motor neuron's axon | /r/HasProperty | long fibre
Facets:
value: usually
type: DEGREE
Source sentences:
text: Usually, the axon is a long fibre that carries messages away from the neuron, and dendrites are small branching that is responsible for receiving messages from the outer environment.
text: The axon is a long fibre that is coated or insulated in a fatty sheath made out of a substance called myelin.