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 [ Wikipedia:Osseous_ampullae MP:0008488 ]
术语信息
- EMAPA:32831
- MA:0002770
- Wikipedia:Osseous_ampullae
- SCTID:279759001
pheno_slim
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://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