Image Result For What Is The Purpose Of The Nose Air comes into the body through the nose. As it passes over the specialized cells of the olfactory system, the brain recognizes and identifies smells. Hairs in the nose clean the air of foreign particles. As air moves through the nasal passages, it is warmed and humidified before it goes into the lungs..Function. The two openings in the nose care called nostrils, or napes. They lead to two nasal cavities that are separated by the septum, a wall of cartilage. Inside the face is an intricate system of c.s and pockets of air called sinus cavities.. Related posts to What Is The Purpose Of The Nose Long Nose Multi Purpose Tool Klein Tools For The Klein Tools Long Nose All Purpose Tool handles a wide range of functions, from wire and bolt cutting to stripping and crimping. The cutting and stripping holes are positioned in front of the pivot to easily fit into tight spaces. Plastic covered cushioned handles make this tool comfortable to use..