首页
登录
职称英语
A researcher says lead in the environment could be a major cause of violenc
A researcher says lead in the environment could be a major cause of violenc
游客
2024-05-30
4
管理
问题
A researcher says lead in the environment could be a major cause of violence by young people. Doctor Herbert Needleman is a professor at the University of Pittsburgh School of Medicine in Pennsylvania. He says the【B1】______ of lead in the brain changes the neurons that control actions and that can cause a person to act in antisocial and【B2】______ ways.
Lead is a metal that is【B3】______ dangerous to babies and young children. They can get it into their bodies by breathing or【B4】______ lead dust, or by eating soil or pieces of lead paint. Children with high levels of lead can【B5】______ brain and nervous system damage, learning【B6】______ , slow growth, headaches and hearing loss.
In the 19th century, Doctor Needleman found lower scores on【B7】______ tests even in children who did not have such signs of lead【B8】______ . After that, lead was removed from gasoline and paint in the United States. Yet many homes still have old lead paint. Lead was also used in older water pipes. In fact,【B9】______ .
The newest research shows that even very small amounts of lead in bones can affect brain development. 【B10】______ . In 2008, such tests were done on 190 young people who were in jail and the findings showed that their average levels were higher than normal. And, in 2002,【B11】______ . Yet these levels were still considered safe by the government. [br] 【B8】
选项
答案
poisoning
解析
1ead poisoning意为“铅中毒”。
转载请注明原文地址:https://tihaiku.com/zcyy/3611573.html
相关试题推荐
Environmentliterallyis"thatwhichenvironsorsurrounds".Thetermisuse
Environmentliterallyis"thatwhichenvironsorsurrounds".Thetermisuse
Environmentliterallyis"thatwhichenvironsorsurrounds".Thetermisuse
Environmentliterallyis"thatwhichenvironsorsurrounds".Thetermisuse
Environmentliterallyis"thatwhichenvironsorsurrounds".Thetermisuse
Researchersdisagreewhetherthe"useitorloseit"philosophyholdsforco
Researchersdisagreewhetherthe"useitorloseit"philosophyholdsforco
[originaltext]Ourenvironmentisbeingpollutedfasterthanthenatureandm
[originaltext]Ourenvironmentisbeingpollutedfasterthanthenatureandm
Airpollutionisoneofthemostpervasiveenvironmentalproblemsbecauseat
随机试题
[originaltext]M:Hi.WelcometoHeavenlyPies.MayItakeyourorder?W:Uh...
Peopledonotanalyzeeveryproblemtheymeet.Sometimestheytrytoremembe
Manystudentsfindtheexperienceofattendinguniversitylecturestobea
TheChinesegovernmenthasofferedgreatsupporttoTibetintermsofmanpower,m
TFTP封装在UDP报文中进行传输,其作用是()A.文件传输 B.域名解
某隧道洞内温度变化较大,拱顶下沉采用精密水准仪测量,前视标尺为吊挂在拱顶测点的铟
负责对全国麻黄素的研究、生产、经营和使用进行监督管理的机构是A.国家卫生和计划生
65、起重钢丝绳用插接法连接时,插接长度应为直径的15~22倍,但一般最少不得少
一部人类史,就是人与自然、科学与社会的互动史。在漫长的文明进程中,科学曾仅仅是“
最容易发生囊肿的唾液腺是A.腮腺 B.唇腺 C.舌下腺 D.下颌下腺 E
最新回复
(
0
)