外侧足弓
Arcus transversus distalis pedis
- 拉丁语近义词: Arcus transversalis distalis pedis
定义
足的远端横弓位于其近端(或后方)对应弓的前方。该弓在冠状面上横跨足底,由跖骨头构成。
足的远端横弓被认为是"完整"的,因为在每只足中,其外侧端和内侧端均与地面接触,使其呈完全圆弧状外观。
该弓由跖骨间韧带和足底内在肌提供支撑。具体而言,拇收肌的横头将各跖骨头束缚在一起。
參考資料
Drake, R.L., Vogl, A.W. and Mitchell, A.W.M. (2009). ‘Chapter 6: Lower Limb’ in Gray’s anatomy for Students. (2nd ed.) Philadelphia PA 19103-2899: Elsevier, pp. 614-615.
Chauhan, H.M. and Taqi, M. Anatomy, Bony Pelvis and Lower Limb: Arches of the Foot. [Updated 2022 Nov 9]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2023 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK587361/