微量元素的生理作用举足轻重,为人体必不可少的组成部分。人们比较熟悉的微量元素如铁、锌、铜、碘等与优生优育有密切的关系。铁是组成血红蛋白的主要成分,血红蛋白是向组织输送氧气的运载工具,如铁缺乏可造成贫血,造成组织缺氧。此外,铁还参与能量代谢及免疫功能。严重贫 The physiological role of trace elements hold the full weight of the human body an integral part. People are more familiar with trace elements such as iron, zinc, copper, iodine and eugenics are closely related. Iron is the main component of hemoglobin, hemoglobin is the delivery of oxygen to the organization of vehicles, such as iron deficiency can cause anemia, resulting in tissue hypoxia. In addition, iron is also involved in energy metabolism and immune function. Seriously poor