有的家长发觉小儿呼出的口气发臭,常常不知是何原因。实际上,口臭是健康出现异常的信号。口“四通八达”。口腔中除有牙齿、扁桃体外,后鼻腔与咽部相通,鼻咽部的咽鼓管与中耳相通;空气经鼻或口进入喉部、气管、支气管、肺泡;食物经口进入咽部到达食道,进入胃肠。因此,只要与口腔相通的内脏、器官、组织有疾病,尤其是有炎症性疾病时,都可发出异常的气味,造成口臭。口腔内有不少细菌,平时多喝水,可以起到冲洗清洁的作用。血液是细菌良好的培养基,当口腔有出血、渗血如齿龈炎、口腔溃疡或者其他部位有血液 Some parents find that children’s breath smelly, often do not know why. In fact, bad breath is a sign of abnormal health. I “lead in all directions ”. In addition to the oral cavity of the teeth, tonsils, the posterior nasal cavity and pharynx communicating nasopharynx Eustachian tube and the middle ear; air through the nose or mouth into the throat, trachea, bronchi, alveolar; food into the pharynx to reach Esophagus, into the gastrointestinal. Therefore, as long as the internal organs connected with the oral cavity, organs, tissues have diseases, especially inflammatory diseases, can emit abnormal odor, resulting in bad breath. Many bacteria in the mouth, usually drink plenty of water, can play the role of flushing and cleaning. Blood is a good medium for bacteria, when bleeding in the mouth, bleeding, such as gingivitis, mouth ulcers or other parts of the blood