中间线
Linea intermedia
定义
髂嵴的中间区（中间线）是指髂嵴腹侧（前2/3段）夹于外唇与内唇之间的部分。它作为腹内斜肌的附着点。
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. 1341-1343.
