如果发现孩子在睡觉时总喜欢张着口呼吸,那么,就要引起家长的注意,尤其是还伴有阵阵鼾声时,更要重视才好。张口呼吸是一种不良口腔卫生习惯,对小孩的生长发育都会带来不良影响。在正常呼吸时,空气由鼻腔吸入。经咽喉到达气管和肺。由于鼻腔粘膜的作用,使吸入的空气能保持一定的温度和湿度,适合人体的 If you find your child always likes to blow your mouth while you sleep, then parents should pay attention. Especially when they are accompanied by snoring, they should pay more attention to it. Breathing mouth is a bad oral health habits, will have a negative impact on children’s growth and development. In normal breathing, the air is inhaled through the nose. Through the throat to the trachea and lungs. Due to the role of the nasal mucosa, inhaled air can maintain a certain temperature and humidity, suitable for human body