脊髓后外侧沟
Sulcus posterolateralis medullae spinalis
- 拉丁语近义词: Sulcus lateralis posterior medullae spinalis
- 相关用语: 后外侧沟
定义
右室后支脊髓沟是指位于脊髓背侧(即后侧)面两侧的一条沟或槽。它位于后白质柱与外侧白质柱之间。该沟同时也标志着脊神经后根(感觉根丝)附着于脊髓的入口位置。这些背侧根丝负责将来自躯体的感觉信息(如触觉、痛觉和温度觉)传导至脊髓。
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. 137-139.
Ganapathy MK, Reddy V, 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/