Dorlands/Elsevier s_28/12769850 FMA 55499 | TA A02.1.06.006 | |
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Latin sulcus sinus sigmoidei ossis temporalis | ||
The inner surface of the mastoid portion of the temporal bone presents a deep, curved groove, the sigmoid sulcus, which lodges part of the transverse sinus; in it may be seen the opening of the mastoid foramen.
References
Sigmoid sulcus Wikipedia(Text) CC BY-SA