| choanal atresia |
congenital bony or membranous occlusion of one or both choanae, due to failure of the embryonic bucconasal membrane to rupture. Cf. atretorrhinia.
출처: www.mercksource.com/pp/us/cns/cns_hl_dorlands.jspz...
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| choana |
(Plural choanae) An opening between the nasal cavity and oropharynx (mouth) in birds and reptiles.
출처: www.peteducation.com/dict_alpha_listing.cfm
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| choanal |
Petaining to the choana - the opening into the nasopharynx of the nasal cavity on either side.
출처: aspin.asu.edu/geneinfo/glos-c.htm
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| choana |
This is the slit in palate of the bird's mouth. Unlike humans, this passage connects the bird's nasal passages with its mouth. When the bird closes its beak, its glottis closes this passage.
출처: home.rochester.rr.com/thecaiques/glossary.htm
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| choanal atresia |
Atresia of nares (anterior) (posterior) Congenital stenosis of nares (anterior) (posterior)
출처: icd9cm.chrisendres.com/index.php
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