上项线
Linea nuchalis superior
- 拉丁语近义词: Linea superior nuchae; Linea nuchalis terminalis
定义
上项线是从枕外隆凸向两侧延伸的不明显骨嵴,沿枕骨鳞部走行。在其下方,与之平行且约低一英寸处,是下项线,自枕外嵴中点向两侧延伸。在上项线上方的骨性头皮区域,有时还可见最上项线。
上项线与下项线之间的区域,内侧为头半棘肌的附着点,外侧为上斜肌的附着点。下项线以下,内侧区域为头后小直肌的附着点,外侧区域为头后大直肌的附着点。
參考資料
Drake, R.L., Vogl, A.W. and Mitchell, A.W.M. (2009). ‘Chapter 8: Head and Neck’ in Gray’s anatomy for Students. (2nd ed.) Philadelphia PA 19103-2899: Elsevier, pp. 816-817 & Fig. 8.20.
Germann AM, Kashyap V. Anatomy, Head and Neck, Occipital Bone, Artery, Vein, and Nerve. [Updated 2023 Jul 24]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK541093/