| Term: | trunk scale primordium |
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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: | trunk |
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| Synonyms: | |
| Definition: | Organism subdivision which is the part of the body posterior to the head and anterior to the post-vent region. |
| Ontology: | Anatomy Ontology [ZFA:0001115] |
| Name: | scale primordium |
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| Synonyms: | scale placode, scale primordia |
| Definition: | A portion of tissue that gives rise to the scale. At the initial stages the primordium is composed of an accumulation of fibroblast below the basil epidermis. As the primordium develops the epidermis over the fibroblast alters: the basal epidermal cells become cuboidal and narrow, the collagen matrix remodels and the hemidesmosomes disappear. |
| Ontology: | Anatomy Ontology [ZFA:0001704] |