upper respiratory tract human nasal and oral cavity structure |
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| navigate by keyword : anatomy infection throat diagnosis healthcare airway vector disease symptoms treatment inflammation breath medical illness obstruction difficulty swollen blockage sickness problem upper respiratory tract human nasal oral cavity structure system anomalies causing tongue sinus adenoids tonsils mouth nose uvula palate enlarged |
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| Upper respiratory tract, human nasal and oral cavity structure. Respiratory system diseases and anomalies causing airway blockage. Flat vector illustration |
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