The pattern of flow in the upper human airways.
D000328:Adult; D005459:Fluorides; D006371:Helium; D006801:Humans; D008297:Male; D008954:Models, Biological; D009356:Neon; D010100:Oxygen; D011312:Pressure; D012143:Respiratory Physiological Phenomena; D012212:Rheology; D013455:Sulfur; D014132:Trachea
D006371:Helium; D009356:Neon; D013455:Sulfur; D005459:Fluorides; D010100:Oxygen