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赵伸同志: 孩子爱吸吮拇指,是个不好的习惯,时间长了会造成拇指变形,还会造成牙位不正,影响口形,而且也会因吃进手上所带的致病细菌或寄生虫卵而影响身体健康。吸吮手指的习惯,一般是从婴儿很小的时候开始的。孩子刚出生时有本能的无条件反射,当奶头碰到他的脸时,他就会立即转过头来用嘴找奶头,找到后,便开始吸吮。随后,只要有东西碰到他的脸时,他就会同样认为是奶头,去寻找和吸吮。随着他的手臂动作的发展,当他自己的小手触到嘴边时,他也迫不及待地吸吮起来,因为这时他还没有自我意识,不知道他所吸吮的小手是他自己身体的一部分。日久天
Zhao comrades: children love thumb sucking, is a bad habit, a long time will cause the thumb deformation, but also cause the tooth position is not correct, affecting the mouth shape, but also due to eat into the hands of the pathogenic bacteria or parasites Egg and affect their health. The habit of sucking your fingers usually starts when your baby is young. When a child has instinctive uncongenial reflexes at birth, when the nipple hits his face, he immediately turns to find a nipple in his mouth. When he finds it, he begins to suck. Then, as long as something hit his face, he would also think that is the nipple, to find and suck. With the development of his arm movements, he could not wait to suck as his own little hand touched his mouth as he was not yet self-conscious and did not know that the little hand he was sucking was part of his own body. Day long days