Nasal septumAdenoid/NasalconchaeThe Eustachian tubePharyngealrecess8Torus of auditorytubepalatinevelunmPharyngeal ostium ofauditory twbeNocty hauHoRosenmullerAdenoidRanhhauGdvoiLovoiEustachTubenoffnungThanh sauty hauEohongHintere NasenoffiungKhaucaimem
Adenoid The Eustachian tube
CT of r nasopharynx*CoronaryHorizontalsectionsection
CT of nasopharynx Coronary section Horizontal section
Functions of nasopharynx1.acts as a conduit for air, which hasbeenwarmedandhumidifiedinthenose,initspassagetothelarynxandtrachea.2.through the eustachiantube, itventilatesthemiddleearand equalisesairpressureonbothsidesoftympanicmembrane.Forhearing
Functions of nasopharynx 1. acts as a conduit for air, which has been warmed and humidified in the nose, in its passage to the larynx and trachea. 2. through the eustachian tube, it ventilates the middle ear and equalises air pressure on both sides of tympanic membrane. For hearing
3.elevationthesoftpalate againstposterior pharyngeal wall and thepassavant's ridge helps to cut offnasopharynxfromoropharynx.Forswallowing,vomiting,gaggingandspeech.Acts as a resonating chamberduringvoiceproductionActsasadrainagechannelforthemucussecretedby nasalandnasopharyngealglands
3. elevation the soft palate against posterior pharyngeal wall and the passavant’s ridge helps to cut off nasopharynx from oropharynx. For swallowing, vomiting, gagging and speech. Acts as a resonating chamber during voice production. Acts as a drainage channel for the mucus secreted by nasal and nasopharyngeal glands
OropharynxtonsilsSoftPalateUvulaTonsilTongueHinh3
Oropharynx tonsils