| Name: | otic vesicle |
|---|---|
| Synonyms: | otic capsule, otocyst, ov |
| Definition: | Epithelial sac present beside the fifth rhombomere; forms the semicircular canals dorsally and the otolith organs ventrally, and houses the acoustico-vestibular sensory epithelia (maculae) of hair cells. (Also see Anatomical Atlas entry for ear by T. Whitfield.) |
| Ontology: | Anatomy Ontology [ZFA:0000051] |
| Name: | has fewer parts of type |
|---|---|
| Synonyms: | decreased number of, has decreased number of, has fewer physical parts of type |
| Definition: | The bearer of this quality has_part < n AND has_part > 0 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. Formally: If a bearer entity e has fewer parts of type X at time t, then the number of instances x of X at t such that x part_of e is < n, where n is either the normal number for comparable entities, or n is stated explicitly. |
| Ontology: | Phenotypic Quality Ontology [PATO:0002001] |
| Name: | hair cell |
|---|---|
| Synonyms: | hair cells |
| Definition: | Hair cell is a mechanoreceptor cell that is sensitive to movement of the hair-like projections (stereocilia and kinocilia) which relay the information centrally in the nervous system. |
| Ontology: | Anatomy Ontology [ZFA:0009366] |