Assertion: gray matter's axon | /r/CapableOf | pass to other levels
Facets:
value: via tracts of fibers
type: MANNER
value: within the white matter
type: LOCATION
Source sentences:
text: Axons may remain in the CNS, passing to other levels within the white matter via tracts of fibers having common functions or may leave the CNS in nerves, which together with ganglia form the PNS.