锥隆起
Eminentia pyramidalis
定义
锥隆起(eminentia pyramidalis;pyramid)位于前庭窗的正后方,面神经管垂直部的前方;其内部中空,容纳镫骨肌;其顶端朝向前庭窗方向突出,并有一小孔穿通,供该肌肌腱通过。锥隆起内的腔隙向下、向后延伸至面神经管前方,并通过一细小孔与面神经管相通,该孔传导面神经至镫骨肌的细小分支。
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/).