posterior nares

posterior nares
the paired choanae; see choana (def. 2).

Medical dictionary. 2011.

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  • Nares — Na res, n. pl. [L., pl. of naris nostril.] (Anat.) The nostrils or nasal openings, the anterior nares being the external or proper nostrils, and the posterior nares, the openings of the nasal cavities into the mouth or pharynx. [1913 Webster] …   The Collaborative International Dictionary of English

  • Nares — The nostrils. The word "nares" is straight out of Latin (still another reason why you should have taken Latin in school or, if you did, should have studied harder). * * * nonallergic rhinitis eosinophilia syndrome * * * na·res na(ə)r… …   Medical dictionary

  • nares — pl. n.; sing. naris openings of the nose. The two external (or anterior) nares are the nostrils, leading from the nasal cavity to the outside. The two internal (or posterior) nares (choanae) are the openings leading from the nasal cavity into the …   The new mediacal dictionary

  • posterior nasal spine — noun : the nasal spine that is formed by the union of processes of the two palatine bones and projects between the posterior nares …   Useful english dictionary

  • posterior epistaxis — bleeding from the posterior part of the nasal cavity, more common in older patients than in children; mild cases may go undetected because the blood does not exit through the nares …   Medical dictionary

  • Ноздри (Nares, Единств, Naris, Nostrils) — носовые отверстия. Два передних отверстия полости носа (external (or anterior) nares) представляют собой ноздри, которые у человека направлены вниз и сближены между собой. Два задних отверстия полости носа (internal (or posterior) nares) (хоаны)… …   Медицинские термины

  • НОЗДРИ — (nares, единств, naris, nostrils) носовые отверстия. Два передних отверстия полости носа (external (or anterior) nares) представляют собой ноздри, которые у человека направлены вниз и сближены между собой. Два задних отверстия полости носа… …   Толковый словарь по медицине

  • retronasal — Posterior nasal; relating to the posterior nares …   Medical dictionary

  • chemoreception — chemoreceptive /kee moh ri sep tiv, kem oh /, adj. /kee moh ri sep sheuhn, kem oh /, n. the physiological response to chemical stimuli. [1915 20; CHEMO + RECEPTION] * * * Sensory process by which organisms respond to external chemical stimuli, by …   Universalium

  • Pterygoid — Pter y*goid, a. [Gr. ?, ?, a wing + oid.] (Anat.) (a) Like a bird s wing in form; as, a pterygoid bone. (b) Of, pertaining to, or in the region of, the pterygoid bones, pterygoid processes, or the whole sphenoid bone. n. A pterygoid bone. [1913… …   The Collaborative International Dictionary of English

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