9 Nasal cavity Flashcards
what are the nasal cavity borders
- anterior nares to back edge of nasal septum
what is the nasal cavity designed to do
Warm, moisten and remove particles from air
what are concha
large folds of porous bone covered by mucous membrane
what are the 3 concha called
- inferior
- middle
- superior
which is the largest concha
inferior
which of the concha is a separate bone in its own right
inferior
what bone are the middle and superior concha part of
ethmoid
what are the passage ways of air that are under the concha called
meatus
what epithelium lines the nasal cavity
- mostly respiratory (pseudostratified columnar)
- olfactory at the top
what is immediately superior to the nasal cavity
- frontal sinus
- cribriform plate
what is immediately posterior to the nasal cavity
sphenoidal sinus
what of note is in the inferior meatus
opening of the nasolacrimal duct (at highest point of inferior meatus)
what comes through the nasaolacrimal ducct
excess tears
what of note is in the middle meatus
- hiatus semilunaris
- ethmoidal bulla
what is the hiatus semilunaris
curved recess in the middle meatus