| Term: | palatoquadrate cartilage chondroblast |
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| 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: | palatoquadrate cartilage |
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| Synonyms: | dorsal mandibular cartilage, pterygoquadrate, quadrate cartilage |
| Definition: | Cartilage that is the dorsal component of the first pharyngeal arch. It is roughly triangular with slightly concave dorsal edges and convex ventral edges. The anteroventral corner gives rise the quadrate and articulates with the posterior end of Meckel's cartilage. The anterodorsal tip articulates with the lateral edge of the ethmoid plate and the posteroventral edge articulates with the anterodorsal edge of the hyosymplectic. |
| Ontology: | Anatomy Ontology [ZFA:0001399] |
| Name: | chondroblast |
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| Synonyms: | chondroblasts |
| Definition: | Skeletogenic cell that is typically non-terminally differentiated, secretes an avascular, GAG rich matrix; is not buried in cartilage tissue matrix, retains the ability to divide, located adjacent to cartilage tissue (including within the perichondrium). |
| Ontology: | Anatomy Ontology [ZFA:0009027] |