齿突尖
Apex dentis axis
定义
齿突的顶端尖细，为顶韧带提供附着点；顶端以下，突起略有增宽，两侧各呈现一粗糙压迹，供翼状韧带附着；这些韧带将该突起与枕骨相连。
參考資料
This definition incorporates text from a public domain edition of Gray's Anatomy (20th U.S. edition of Gray's Anatomy of the Human Body, published in 1918 – from http://www.bartleby.com/107/).
