Iron deficiency can affect cerebral development,and disturb the metabolism of monoamine oxidase,dopamine and energy,which maybe the physical and chemical basis of intellectual changes.

• 缺铁影响大脑的发育,缺铁时单胺氧化酶、多巴胺、能量代谢紊乱,可能是缺铁性贫血儿童智能改变的理化基础。