sigmoid sinus
sulcus sigmoideus
A portion of the lateral venous sinus, bulging prominently into the mastoid cavity, that serves as a principal conduit by which blood leaves the cranium[EPIC]. The sigmoid is drained by the internal jugular vein.
| Type | Vessel |
| Latin Name | sulcus sigmoideus |
| FMA ID | 50782 |
Frequently Asked Questions
What is the sigmoid sinus?
A portion of the lateral venous sinus, bulging prominently into the mastoid cavity, that serves as a principal conduit by which blood leaves the cranium[EPIC]. The sigmoid is drained by the internal jugular vein.
What is the Latin name for the sigmoid sinus?
The Latin name for the sigmoid sinus is sulcus sigmoideus.
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1st arch mandibular mesenchyme from head mesenchyme
1st arch mandibular mesenchyme from neural crest
1st arch maxillary component
1st arch maxillary ectoderm
ectoderm of maxillary component
1st arch maxillary-mandibular cleft
1st arch maxillary-mandibular groove ectoderm
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