| Term Name: | primary head sinus |
|---|---|
| Synonyms: | lateral head vein, PHS |
| Definition: | Main route for venous drainage of the anterior and mid cerebral veins as well as portions of the primordial hindbrain channel. |
| Appears at: | Hatching:Long-pec (48.0h-60.0h) |
| Evident until: | Unknown |
| Ontology: | Anatomy Ontology [ZFA:0005026] |
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