choanal


cho·a·nal

(kō'a-năl), Pertaining to a choana.

choana

(kō′ă-nă) plural.choanae [Gr. choanē, funnel] A funnel-shaped opening, esp. of the posterior nares (either of the two communicating passageways between the nasal fossae and the pharynx).choanal (-năl), adjective