论文部分内容阅读
鼻涕是鼻腔粘膜的分泌物。在正常情况下,由于鼻涕由咽部流下,人们似乎感觉不到它的存在。只有在鼻涕过少引起鼻内干燥,或鼻涕过多淌个不断时,方引起人们的注意。此外,从鼻涕颜色的变化中,也可以辨别一些疾病。因为正常的鼻涕颜色是无色透明的粘液。一些鼻腔疾病或全身性疾病,都能引起鼻涕颜色的变化。有的孩子受到寒冷天气的影响,或者闻到某种味道时,不仅有鼻痒难受、打喷嚏的症状,还随之流出大量的清水样鼻涕,这是过敏性鼻炎的典型表现。
Nasal mucus is the secretion of nasal mucosa. Under normal circumstances, people do not seem to feel it because of the nasal discharge from the throat. Only when the nasal discharge is too little causes intranasal dryness, or too much nasal discharge dripping constantly, the side arouses people’s attention. In addition, changes in the color of the nose, but also can identify some diseases. Because the normal nose color is colorless and transparent mucus. Some nasal diseases or systemic diseases, can cause changes in the color of the nose. Some children affected by the cold weather, or smell a taste, not only the nasal itch uncomfortable, sneezing symptoms, but also follow the flow of a large number of water samples of the nose, which is a typical allergic rhinitis.