Obnosna votlina
paranazalni sinus, Obnosna votlina
any of the paired sinuses in the bones of the face adjacent to the nasal cavity that are lined with mucous membrane that is continuous with the lining of the nasal cavities [kateri koli od parnih sinusov v kosteh obraza, ki so sosednji nosni votlini in so obloženi z sluznico, ki se nadaljuje z oblogo nosnih votlin.]
Dostopnost
Dostopnost