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口腔是人体的重要器官,它有咀嚼食物、发音、讲话、面部表情等重要功能。口腔疾病常给人很大的痛苦,影响全身健康。现就常见的十二种口腔疾病及其防治做简要介绍。牙颌畸形人的牙齿正常时都有一定的位置和排列次序,如果出现排列异常时就叫做牙颌畸形。这种病一般发生在恒牙列,多属先天性。排列异常情况可千变万化,例如下牙可以在上牙齿牙列之外,就是通常所说的“地包天”,上下牙可以长得里出外进、歪七扭八,参差不齐等。此外,有时牙齿数目也有差异;可以多生或先天缺失,这些异常都会妨碍正常的咀嚼。为了使青少年的牙齿健康发育,如果发现牙颌畸形,则应及
Oral cavity is an important organ of the human body and has important functions of chewing food, pronunciation, speech, facial expression and the like. Oral diseases often give people a lot of pain, affecting the general health. Is now a common 12 kinds of oral diseases and prevention do a brief introduction. Dental malocclusion Dental normal teeth have a certain position and arrangement order, if there is abnormal alignment is called dento-mandibular deformity. This disease usually occurs in permanent dentition, mostly congenital. Arrangement abnormalities can be ever-changing, for example, the lower teeth can be in the teeth outside the dentition, which is commonly referred to as “heaven”, the upper and lower teeth can grow in and out, crooked, uneven and so on. In addition, there are sometimes differences in the number of teeth; you can have multiple births or birth defects that can prevent normal chewing. In order to make the healthy development of young people’s teeth, dental deformities should be found