choanae
Related Words
nosenasopharynxpharynxnasal cavitynostrilnaresanatomyrespirationairwaymucosaepitheliumskullcraniumpalatehard palatesoft palatemaxillavomerethmoidconchaturbinatesinusmeatusolfactionsmellbreathingoxygencarbon dioxideventilationmucusciliaglottislarynxtrachealungdiaphragmthroatuvulatonsiladenoidstenosisobstructionpassageopeningapertureorificecanalductventriclecartilagebonetissuemembranevascularizationcapillarynerveneuronreflexaspirationdeglutitionphysiologymorphologyhistologyotolaryngologyrhinologyheadfacemaskfilterairflow