Medicine:Sigmoid sulcus

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Short description: Fold in the back of the temporal bone
Sigmoid sulcus
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Left temporal bone. Inner surface. (Sigmoid sulcus visible at center left.)
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Base of the skull. Upper surface. (Sigmoid sulcus not labeled, but is visible near mastoid foramen.)
Details
Identifiers
Latinsulcus sinus sigmoidei ossis temporalis
Anatomical terms of bone

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

External links