Accessory Nerve

**Semantic type:** Body Part, Organ, or Organ Component

**Definition:** The 11th cranial nerve, which sends motor impulses to the muscles of the upper thorax, back, shoulders, and pharynx.

**Synonyms:** - ACCESSORY NERVE - Accessory nerve structure (body structure) - CRANIAL ACCESSORY NERVE - Eleventh Cranial Nerve - SPINAL ACCESSORY NERVE - Spinal Accessory Nerve