Term Name: semicircular canal ampulla
Synonyms: ampullae osseae, membraneous ampulla of the semicircular duct, semicircular duct ampulla
Definition: 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
Ontology: Cell Ontology [UBERON:0004043]

Relationships
is part of: semicircular duct
has parts: crista ampullaris sulcus ampullaris
is a type of: ectoderm-derived structure multicellular anatomical structure structure with developmental contribution from neural crest