1. 副神经：副神经(accessory nerve)是第Ⅺ对脑神经,由脑神经和脊髓神经根组成,脊髓根来自颈1~颈5前后根组成的外侧束,脑神经根与迷走神经同行,最终2支神经组成副神经干,其穿过颈椎椎间孔后与颈内静脉同行,跨过颈外静脉,达胸锁乳突肌,神经从胸锁乳突肌中点穿过,
2. 迷走神经：舌咽神经 vagus nerve | 迷走神经 accessory nerve | 副神经 hypoglossal nerve
noun
1. arises from two sets of roots (cranial and spinal) that unite to form the nerve
Synonym: spinal accessory nervus accessorius eleventh cranial nerve