Term: branchiostegal ray 3 osteoblast
Note: This page represents a term created by the combination ("post-composition") of two ontology terms. For more information on the individual terms, click the hyperlinked name.
Name: branchiostegal ray 3
Synonyms: branchiostegal rays 3
Definition: Branchiostegal ray that is the most posterior ray which ossifies first (3.4 mm NL).
Ontology: Anatomy Ontology [ZFA:0001280]
Name: osteoblast
Synonyms: osteoblasts
Definition: A bone-forming cell which secretes an extracellular matrix. Hydroxyapatite crystals are then deposited into the matrix to form bone.
Ontology: Anatomy Ontology [ZFA:0009031]