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ZIRC
Term: dorsal fin lepidotrichium 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: dorsal fin lepidotrichium
Synonyms: dorsal fin lepidotrichia, dorsal fin ray
Definition: Lepidotrichium which is part of the dorsal fin. Bony, bilaterally paired segmented dermal ossification extending distally from the endoskeletal supports. They develop around actinotrichia as part of the dermal exoskeleton.
Ontology: Anatomy Ontology [ZFA:0001418]
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]