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铅对婴儿及儿童的危害远远高于成人,因为婴幼儿及儿童对铅的易感性强,吸收率高。儿童血铅高于0.48μmol/L,就可造成神经行为缺陷。铅对婴幼儿及儿童的主要影响是神经系统、造血系统及肾脏的损害,此外对消化、免疫及儿童生长发育也有一定的毒害作用。同时,铅还可能影响儿童生长发育。长期接触低浓度铅,可引起孩子的行为功能改变,常见的有模拟学习困
Lead is far more harmful to infants and children than adults because infants and children are more susceptible to lead and have higher absorption rates. Children with blood lead higher than 0.48μmol / L, can cause neurological deficiencies. The main impact of lead on infants and children is the nervous system, hematopoietic system and kidney damage, in addition to digestion, immunity and children’s growth and development also have some toxic effects. At the same time, lead may also affect children’s growth and development. Long-term exposure to low concentrations of lead, can cause children’s behavioral changes, common learning difficulties