The researchers found that average children(IQ scores 83 to 108)reached a peak of cortical thickness at age 7 or 8. Highly intelligent children(121 to 149 in IQ)reached a peak of thickness much later, at 13. One explanation is that the brains of highly intelligent children are more changeable, swinging through a higher trajectory(轨道)of conical thickening and thinning than occurs in average children.
Thompson said the new study opened up huge possibilities because researchers should be able to find the factors that influence the brain by looking at the scan patterns found by the researchers. The Bethesda children have had genetic samples taken from their cells, so genes that have even the smallest influence on the brain should be discovered. The pattern of development can also be affected by factors like diet, hours spent in school or the number of children in their families,and these may come to light by asking parents how they raised their children.
语篇解读:本文属科技说明文。新研究表明:高智商孩子的大脑发育异于普通孩子的大脑发育。9.According to the passage, what factors may not affect the development of a child's brain pattern?
A.What kind of diet a child eats.
B.How much exercise a child does.
C.How many hours a child spends in school.
D.How many children there are in the family.
【高考英语同步练习 Unit 3~4 The world online & Public transport 周末自主测评(十九) 译林版选修7】相关文章:
★ 四川省2016届高考英语一轮复习课时作业(48) Module6 The Tang Poems 外研版选修8
★ 2017届江苏省淮安市新马中学高考牛津译林版英语一轮复习活动单:模块7 unit 4《Public transport》
★ 2014年牛津译林版高中英语总复习(第1轮)同步练习 M4《Unit 2 Sports events》
★ 四川省2016届高考英语一轮复习课时作业(43) Module 1 Deep South 外研版选修8
★ 四川省2016届高考英语一轮复习课时作业(32) Module 2 Fantasy Literature 外研版选修6
★ 四川省2016届高考英语一轮复习课时作业(40) Module 4 Music Born in America 外研版选修8
★ (安徽专用)2014届高考英语一轮复习方案 作业手册(5)模块2 《Unit 5 Rhythm》(含解析) 北师大版必修1
★ 【三维设计】2017版(江苏专用)二轮复习练习:必修3 Unit 1《The world of our senses》课时跟踪检测B卷(含解析)
★ 2014年牛津译林版高中英语总复习(第1轮)同步练习 M9《Unit 2 Witnessing time》
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21