颏棘
Spina mentalis superior
定义
颏棘上结节，又称上颏结节，是位于下颌骨内侧（舌侧）面的一对细小骨性隆起。它们位于联合部下方附近，各居中线一侧。这些解剖结构作为附着点，供舌的外在肌之一——颏舌肌附着，该肌有助于将舌向前伸出。
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. 814
Breeland G, Aktar A, Patel BC. Anatomy, Head and Neck, Mandible. [Updated 2023 Apr 1]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK532292/
