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朋友,你提出过这些问题吗:为什么运动员在冰场上可以随心所欲地做各种各样的舞蹈动作而方寸不乱?为什么舞蹈演员在舞台上可以飞快地旋转身体而不倾倒?为什么体操健将可以一连翻几个筋斗落下来时却稳稳地一动不动?为什么你大踏步地向前迈步的时候,身体上的肌肉配合得那么好,总能保持平衡?当石头把你绊着时,为什么你会立刻纠正身体的姿势,不让自己轻易摔倒?为什么有人坐船或乘车时会恶心、呕吐,感到天旋地转,而有人却不会呢? 这一连串的为什么提出了这样一个问题:人体内是否有一些维持身体平衡的“仪器”在默默地为我们服务呢?如果它被破坏或者出了毛病,身体是否会出现平衡失调而产生疾病呢? 耳就是维持身体平衡的器官之一。具体地说,就是内耳的半规管以及前庭中的椭圆囊和球囊。
Friends, have you raised these questions: Why do athletes do whatever they want on the ice rink for a variety of dance moves? Why does a dancer swiftly rotate around the stage without dumping? Why do gymnastics Why do you keep your balance when the stride moves forward? Why do you keep balance when the muscles of the body move so well? Immediately correct the posture of the body, do not let oneself easily fall? Why some people nausea, vomiting, feel dizzy, and some people do not know when taking a ride by boat? This series of questions raised the question whether there is Some of the instruments that maintain body balance serve silently for us, and if it is damaged or out of shape, does the body develop disorders that lead to a balance disorder? The ear is one of the organs that sustains body balance. Specifically, they are the semicircular canal of the inner ear and the elliptical sac and balloon in the vestibule.