The spherical enlargement at the base of each semicircular canal where they connect with the utricle, containing the crista ampullaris which detects movement of the fluid within the canals. [ http://en.wikipedia.org/wiki/Osseous_ampullae MP:0008488 ]
Term information
- SCTID:279759001
- MA:0002770
- Wikipedia:Osseous_ampullae
- EMAPA:32831
pheno_slim
http://upload.wikimedia.org/wikipedia/commons/6/65/Vestibular_system%27s_semicircular_canal-_a_cross-section.jpg
TODO check duct vs canal. Also check FMA - has many subtypes of semicircular canal such as 'ampulla of anterior semicircular canal'
semicircular duct ampulla
membraneous ampulla of the semicircular duct
ampullae osseae