论文部分内容阅读
6岁的阳阳下半年将上小学,他的父母却发现他多动、坐不住,幼儿园老师反映他在班里经常惹是生非,做怪相,动手动脚,欺负小朋友,是个典型的“问题儿童”。而另一位5岁的女孩丽丽经常头痛,食欲不振,三天两头不是便秘就是腹泻,被老师列为班里体弱多病的娇女孩,成为另一类“问题儿童”。两个孩子虽然表现各异,但病因却是一个:体内铅含量增多,一个为66.3微克/升,一个为56.5
The 6-year-old Yang Yang will go to primary school in the second half of the year. His parents found him more active and unable to sit down. The kindergarten teacher reflected that he often made trouble in his class, doing strange things, gesturing and teasing children was a typical “problem child”. Another 5-year-old girl Lili often headache, loss of appetite, three days is not constipation is diarrhea, the teacher was listed as weak and sick girl Johnson, become another category of “problem children.” Although the performance of two different children, but the etiology is one: the body lead content increased, a 66.3 micrograms / liter, a 56.5