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Summary Anatomy Item Literature (3) Expression Attributions Wiki

Anatomy Term: choana
XAO ID: 0000277
Synonyms: choanae, posterior nasal apperture, internal nares
Definition: "The internal nasal passages, aperture or cavity in the roof of the buccopharynx."
Stage Range: NF stage 43 to death
Marker Genes: dmrta1
Develops From:
Anatomy Item Stage Range
olfactory placode NF stage 20 to NF stage 42
Develops Into:
Parent(s): olfactory placode


Parent(s): anatomical space (is_a) head (part_of) nasal region (part_of)


References: Ontology Lookup Service , XB ANATOMY ONTOLOGY