Term: post-vent region contractile muscle fiber
Name: post-vent region
Synonyms: tail
Definition: Organism subdivision which is the part of the body posterior to the vent which includes the anal and caudal fins.
Ontology: Anatomy Ontology [ZFA:0001117]

Name: contractile muscle fiber
Synonyms: contractile fibre, muscle fiber, muscle fibre
Definition: Fibers, composed of actin, myosin, and associated proteins, found in cells of smooth or striated muscle.
Ontology: GO: Cellular Component [GO:0043292]    QuickGO    AmiGO