Name: | perichondral bone |
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Synonyms: | perichondral bones |
Definition: | Replacement bone that forms within the connective tissue surrounding cartilage. |
Ontology: | Anatomy Ontology [ZFA:0001630] |
Name: | has extra parts of type |
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Synonyms: | has extra parts of, has increased number of, having extra physical parts, having supernumerary physical parts, increased number of |
Definition: | The bearer of this quality has_part > n of the indicated entity type, where n is the normal amount for a comparable organism. Note that the bearer of the quality is the whole, not the part. |
Ontology: | Phenotypic Quality Ontology [PATO:0002002] |
Name: | osteoblast |
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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] |