枕内隆起
Protuberantia occipitalis interna
定义
枕内隆凸是位于枕骨鳞部内面的一个骨性隆起,与枕外隆凸直接相对。这一重要的解剖标志与窦汇相关联,窦汇是各硬脑膜静脉窦汇合之处。从此隆凸出发,可见两条骨性沟槽向两侧延伸,分别容纳左、右横窦;一条骨沟向上延伸,容纳上矢状窦;另一条骨沟沿枕内嵴向下延伸,容纳枕窦。
參考資料
Drake, R.L., Vogl, A.W. and Mitchell, A.W.M. (2009). ‘Chapter 8: Head and Neck’ in Gray’s anatomy for Students. (2nd ed.) Philadelphia PA 19103-2899: Elsevier, pp. 816-817 & Fig. 8.20.
Standring, S. (2016). ‘Chapter 27: External skull’ in Gray’s anatomy: the anatomical basis of clinical practice. (41st ed.) New York NY: Elsevier, pp. 432.