Assertion: olfactory nerve | /r/HasProperty | derived
Facets:
value: from the olfactory placode
type: OTHER
value: embryologicallly
type: DEGREE
Source sentences:
text: Embryologicallly, the olfactory nerve is derived from the olfactory placode (a thickening of the ectoderm layer), which also give rise to the glial cells which support the nerve.