The septum is really a cartilaginous sheet that separates the right and still left sides in the nose. It is never properly straight. When the septum bends drastically (that is a deviation), it could block the air passage on just one or both sides, rendering it difficult to breathe. Please https://coco-agriculture05815.nizarblog.com/38154495/not-known-factual-statements-about-rhinoplasty