Assertion: ruptured eardrum | /r/CapableOf | affect nerve
Facets:
value: often
type: TEMPORAL
Source sentences:
text: Since sympathetic facial nerves pass through the middle ear, and a ruptured eardrum often affects those nerves too, affected dogs may show facial abnormalities such as difficulty blinking, involuntary eye movements, dropped eyelids or a droopy facial appearance on the same side as the affected ear.