Two openings between the nose and the nasopharynx.

The top portion of the pharynx situated posterior to the nose and superior to the SOFT PALATE. The nasopharynx is the posterior extension of the nasal cavities and has a respiratory function.

Synonyms: Rhinopharynx, Nasopharynges, Nasopharynxes, Rhinopharynges, Choanae, Nasopharynx, Rhinopharynxes