Term: semicircular canal posterior crista
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: semicircular canal
Synonyms: scc, semicircular canals, semicircular duct
Definition: Fluid-filled semicircular tubes, arranged orthogonally to each other in the inner ear. Each canal is associated with a crista that detects angular accelerations. (See Anatomical Atlas entry for semicircular canals by T. Whitfield.)
Ontology: Anatomy Ontology [ZFA:0000431]
Name: posterior crista
Synonyms: caudal crista, pc, posterior crista ampullaris, posterior cristae, posterior semicircular canal sensory patch, posterior semicircular canal sensory patches
Definition: Patch of thickened, pseudostratified epithelium that is associated with the posterior semicircular canal. It consists of regular arrays of sensory hair cells interspersed with supporting cells. The posterior crista has its own characteristic shape and polarity pattern. (See Anatomical Atlas entry for sensory patches of the ear by T. Whitfield.)
Ontology: Anatomy Ontology [ZFA:0000566]