Term: intersegmental artery angiogenic sprout
Name: intersegmental artery
Synonyms: intersegmental arteries
Definition: Arteries that connect the dorsal aorta and the dorsal longitudinal anastomotic vessel. They run along the vertical myotomal boundaries. At early stages these vessels don't have venous or arterial markers. They form from the primary sprouts from the dorsal aorta.
Ontology: Anatomy Ontology [ZFA:0001061]

Name: angiogenic sprout
Synonyms:
Definition: Portion of vessel wall that extends to form a new blood vessel.
Ontology: Anatomy Ontology [ZFA:0005604]