Term: posterior cardinal vein angiogenic sprout
Name: posterior cardinal vein
Synonyms: axial vein, caudal cardinal veins, PCV, postcardinal vein
Definition: Continuation of the caudal vein cranial to the anal pore. The cardinal vein splits into a pair of vessels in the cranial trunk, just caudal to the radix of the aorta. The posterior cardinals each empty into the common cardinal vein.
Ontology: Anatomy Ontology [ZFA:0000477]

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