Assertion: accessory nerve | /r/CapableOf | innervate the sternocleidomastoid
Facets:
Source sentences:
text: It has a purely somatic motor function, innervating the sternocleidomastoid and trapezius muscles.
text: The accessory nerve, also referred to as the spinal accessory nerve, innervates the sternocleidomastoid and trapezius muscles (Figure 5).