Assertion: spinal accessory nerve | /r/CapableOf | carry somatic efferent fibers
Facets:
value: to innervate trapezius
type: PURPOSE
value: to innervate the sternocleidomastoid
type: PURPOSE
Source sentences:
text: The spinal accessory nerve carries somatic efferent fibers to innervate the sternocleidomastoid and trapezius muscles.