后角颈
Cervix cornus posterioris
- 拉丁语近义词： Cervix columnae posterioris
- 相关用语: 脊椎板V
定义
后角颈部（posterior horn的颈）是指位于头部腹侧的区域，对应于Rexed第五层（Lamina V）。固有核主要位于头部（Rexed第三层和第四层），但也略延伸至后角颈部（第五层）。
颈部（及其组成结构固有核）贯穿脊髓全长。固有核处理与振动觉、本体感觉及两点辨别觉相关的感觉输入，这些输入经由上行初级神经元的侧支传入，该初级神经元走行于背柱的薄束和楔束中。
參考資料
Snell, R.S. (2010). ‘Chapter 4: The Spinal Cord and the Ascending and Descending Tracts’, in Clinical Neuroanatomy. (7th ed.) Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins, pp. 137-142.
Byrne, J.H. and Dafny, N. ‘Chapter 3: Anatomy of the Spinal Cord. [Content reviewed and revised 07 Oct 2020]. In Neuroanatomy Online, an open-access electronic laboratory for the neurosciences. McGovern Medical School at UTHealth; Accessed 2022 Oct 22. Available from: https://nba.uth.tmc.edu/neuroscience/m/s2/chapter03.html
Brown, A.G. (1982). Review article the dorsal horn of the spinal cord. Quarterly Journal of Experimental Physiology: Translation and Integration, 67(2), pp.193-212. https://doi.org/10.1113/expphysiol.1982.sp002630
Ganapathy, M.K., Reddy, V. and Tadi, P. Neuroanatomy, Spinal Cord Morphology. [Updated 2021 Oct 30]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK545206/
