Assertion: uvea's muscle | /r/HasProperty | responsible for extorsion
Facets:
value: primarily
type: DEGREE
value: because of these posterior insertions
type: CAUSE
value: sideways
type: LOCATION
Source sentences:
text: Because of these posterior insertions, the oblique muscles are primarily responsible for intorsion and extorsion (rotation of the eye sideways), though they also contribute some vertical gaze action.