外耳道软骨
Cartilago meatus acustici externi
定义
软骨部分（meatus acusticus externus cartilagineus）长约8毫米；与耳廓软骨相延续，并牢固附着于颞骨听觉突的周缘。软骨在外耳道的上后部缺如，由纤维膜代替；软骨前部有两至三条深裂隙（外耳道软骨切迹；Santorini切迹）。
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/).
