Term Name: semicircular duct
Synonyms: ductus semicirculares, membranous semicircular canal
Definition: Any of the three loop-shaped membranous inner tubular parts of the semicircular canals that are about one-fourth the diameter of the corresponding outer bony canals, that communicate at each end with the utricle, and that have near one end an expanded ampulla containing an area of sensory epithelium
Ontology: Cell Ontology [UBERON:0001856]

Relationships
is part of: semicircular canal vestibular labyrinth
has parts: common crus of semicircular duct crus commune semicircular canal ampulla
is a type of: ectoderm-derived structure structure with developmental contribution from neural crest tube
has subtype: anterior semicircular duct lateral semicircular duct posterior semicircular duct