Name: | vertebral artery |
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Synonyms: | vertebral arteries |
Definition: | Is an pair of arteries that form from the intersegmental vessels at the level of the base of the spinal cord, adjacent to the myotome. |
Ontology: | Anatomy Ontology [ZFA:0005033] |
Name: | absent |
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Synonyms: | absence, absent from organism |
Definition: | A quality denoting the lack of an entity. |
Ontology: | Phenotypic Quality Ontology [PATO:0000462] |