| Name: | macula utricle |
|---|---|
| Synonyms: | maculae utricle |
| Definition: | Portion of tissue that is a patch of thickened, pseudostratified epithelium in the inner ear, consisting of regular arrays of sensory hair cells interspersed with supporting cells. The macula utricle senses linear acceleration and gravity. The macula utricle covers most of the floor of the utricle. |
| Ontology: | Anatomy Ontology [ZFA:0000030] |
| Name: | stereocilium bundle |
|---|---|
| Synonyms: | stereocilia bundle |
| Definition: | A bundle of cross-linked stereocilia, arranged around a kinocilium on the apical surface of a sensory hair cell (e.g. a neuromast, auditory or vestibular hair cell). Stereocilium bundles act as mechanosensory organelles by responding to fluid motion or fluid pressure changes. |
| Ontology: | GO: Cellular Component [GO:0032421] QuickGO AmiGO |
| Name: | orientation |
|---|---|
| Synonyms: | amount of rotation, angle, angular magnitude, angular placement, plane angle |
| Definition: | A spatial quality inhering in a bearer by virtue of the bearer's placement which is defined by the angle between the bearer and an axis, or the angle between the bearer and another object. |
| Ontology: | Phenotypic Quality Ontology [PATO:0000133] |