Term Name:	intersomitic artery
Synonyms:	intersegmental arteries, intersegmental artery
Definition:	The small branching sprouts of the dorsal aorta that grow across the medial surface of the somite, turn right angles to grow over that surface and then fuse with other sprouts and form the vertebral arteries adjacent to the neural tube; the intersomitic arteries supply the body wall and persist in the adult as the posterior intercostal, subcostal and the lumbar arteries
Ontology:	Cell Ontology [UBERON:0002457]