鼻俗称鼻子,是呼吸道的起始部分,又是重要的嗅觉器官,还是人体面部的一个特殊标志。在正常情况下,人长到18岁时,鼻子就停止生长了。医学上将鼻子分为三个部分,即外鼻、鼻腔和鼻窦。外鼻就是突出于面部中央的部分,外鼻由骨和软骨构成,最外面是皮肤。医学上把鼻尖两侧比较膨大的部分叫鼻翼,鼻翼内只有软骨,所以比较软,而且具有一定的弹性和活动性。当病人出现呼吸困难时,可以看到两侧鼻翼上下煽动。 Nose commonly known as the nose, is the beginning of the respiratory tract, but also an important sense of the olfactory organs, or a special symbol of the human face. Under normal circumstances, people grow up to 18 years old, the nose stopped growing. Medical nose is divided into three parts, namely, nasal, nasal and sinus. The outer nose is the part protruding from the center of the face, the outer nose consists of bone and cartilage, and the outermost is the skin. Medicine on both sides of the nasal tip more bulging part called the nose, nose only cartilage, it is relatively soft, but also has some flexibility and mobility. When the patient has dyspnea, you can see both sides of the nose up and down incitement.