D009305Level 4

Nasopharynx

**Definition:** 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.

**Tree numbers:** - A04.623.557 - A14.724.557

**Synonyms:** - Nasopharynges - Nasopharynxes - Rhinopharynges - Rhinopharynx - Rhinopharynxes

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D000234Adenoids

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