| Name: | anterior semicircular canal |
|---|---|
| Synonyms: | anterior semicircular canals, anterior semicircular duct, rostral vertical semicircular canal |
| Definition: | One of three fluid-filled semicircular tubes, arranged orthogonally to each other in each ear. The anterior semicircular canal is associated with the anterior crista. (See Anatomical Atlas entry for semicircular canals by T. Whitfield.) |
| Ontology: | Anatomy Ontology [ZFA:0000314] |
| Name: | aplastic |
|---|---|
| Synonyms: | aplasia, undeveloped |
| Definition: | Absence of an organ, tissue or cell due to failure to develop from a primordium or precursor cell. |
| Ontology: | Phenotypic Quality Ontology [PATO:0001483] |