has part has part has_part characteristic of part of has modifier abnormal artery development abnormal intersomitic artery morphology abnormal intersegmental artery morphology 2010-10-19T11:32:55Z csmith MP:0010662 abnormal somitic artery morphology any structural anomaly of 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 MPheno.ontology abnormal intersomitic vessel morphology morphology abnormal intersomitic artery