semicircular canal lateral semicircular canal EMAPA:17821 One of three fluid-filled toroidal spaces, arranged orthogonally to each other in each ear, that detect angular acceleration. (See Anatomical Atlas entry for semicircular canals by T. Whitfield.)[TAO] uberon TAO:0000220 lateral semicircular canals FMA:60193 lateral semicircular duct UBERON:0001843 relationship loss: develops_from lateral semicircular canal primordium (TAO:0000232)[TAO] ZFA:0000220 horizontal semicircular canal detects angular acceleration EHDAA2:0000920 MA:0001208 EHDAA:7790