臀后线
Linea glutea posterior
定义
臀后线(又称上曲线)是位于髂骨髂翼外面(臀面)的一条骨嵴。它是所有臀线中最短的一条,起自髂嵴后部,位于髂后上棘前方数厘米处。该线起始部分轮廓清晰,但随着其向坐骨大切迹上部延伸至终止处时,逐渐变得不明显,有时完全消失。臀后线后方为一狭窄的半月形区域。该区域上部表面粗糙,是臀大肌部分肌纤维的起始处;下部表面光滑,无任何肌肉附着。
參考資料
Standring, S. and Gray, H. (2016). ‘Chapter 80: Pelvic girdle, gluteal region and thigh’ in Gray’s anatomy The anatomical Basis of Clinical Practice. (41st ed.) New York: Elsevier, pp. 1339-1344.
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/).