Term: trunk vein
Name: trunk
Synonyms:
Definition: Organism subdivision which is the part of the body posterior to the head and anterior to the post-vent region.
Ontology: Anatomy Ontology [ZFA:0001115]

Name: vein
Synonyms: venous system
Definition: Vessels that carry blood to the heart.
Ontology: Anatomy Ontology [ZFA:0000082]