腋神经肌支
Rami musculares nervi axillaris
- 相关用语: [腋神经]肌支
定义
- 腋神经起自臂丛后束,经腋动脉后方穿过四边孔,绕行于肱骨外科颈,走行于肩关节下方。在行程中,腋神经分为前支和后支。
- 前支向三角肌前束和中束发出肌支,参与肩关节的外展、屈曲及内旋运动。
- 后支支配三角肌后束和小圆肌,参与肩关节的伸展及外旋运动。
參考資料
Drake, R.L., Vogl, A.W. and Mitchell, A.W.M. (2009). ‘Chapter 7: Upper Limb’ in Gray’s anatomy for Students. (2nd ed.) Philadelphia PA 19103-2899: Elsevier, pp. 709.
Okwumabua E, Thompson JH. Anatomy, Shoulder and Upper Limb, Axillary Nerve. [Updated 2023 Jul 24]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK493212/
Tessler, J. and Talati, R. Axillary Nerve Injury. [Updated 2022 Aug 22]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2022 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK539895/