Assertion: sweat gland's cell | /r/CapableOf | migrate outward
Facets:
value: from the umbo
type: LOCATION
value: at a rate
type: MANNER
Source sentences:
text: Cells formed in the center of the tympanic membrane migrate outwards from the umbo (at a rate equivalent to that of fingernail growth) to the walls of the ear canal, and accelerate towards the entrance of the ear canal.