Mucociliary Apparatus

Mucociliary apparatus is the key feature of the upper and lower respiratory tracks and it includes mucous producing glands of the nasal epithelium as well as ciliated cells, one of its primary function is to shield the airways with hazardous substances, it does so by creating a layer of mucous that catches unwanted material and move them into posterior pharynx where they can be removed by sneezing splitting, swallowing or blowing

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