Accessory Nerve
MESHD000055
The 11th cranial nerve which originates from NEURONS in the MEDULLA and in the CERVICAL SPINAL CORD. It has a cranial root, which joins the VAGUS NERVE (10th cranial) and sends motor fibers to the muscles of the LARYNX, and a spinal root, which sends motor fibers to the TRAPEZIUS and the sternocleidomastoid muscles.
Synonyms
- Accessory Nerves
- Nerve, Accessory
- Nerves, Accessory
- Cranial Nerve XI
- Eleventh Cranial Nerve
- Cranial Nerve, Eleventh
- Cranial Nerves, Eleventh
- Eleventh Cranial Nerves
- Nerve, Eleventh Cranial
- Nerves, Eleventh Cranial
- Nerve XI
- Nerve XIs
- Nervus Accessorius
- Accessorius, Nervus
- Spinal Accessory Nerve
- Accessory Nerve, Spinal
- Accessory Nerves, Spinal
- Nerve, Spinal Accessory
- Nerves, Spinal Accessory
- Spinal Accessory Nerves
Source last updated 2026-05-24T15:28:24.502Z