碱是人体必不可少的元素之一。近年来发现磷具有广泛的药理作用,能直接影响血液系统、神经系统、肾脏、骨骼肌、心肌以及内分泌的功能。磷的体内代谢匹’‘21 健康成人每日约需90Omg磷,每日排泄量与之相当。所需之磷约60肠由空肠迅速吸收。余者在肠道其它部位吸收。维生素D、甲状旁腺激素可促进磷的肠道吸收; Alkali is one of the essential elements of the human body. In recent years found that phosphorus has a wide range of pharmacological effects, can directly affect the blood system, nervous system, kidney, skeletal muscle, myocardium and endocrine function. Phosphorus metabolism in vivo ’21 healthy adults daily about 90Omg phosphorus, daily excretion and its equivalent. Approximately 60 required phosphorus is rapidly absorbed by the jejunum. The rest are absorbed in other parts of the gut. Vitamin D, parathyroid hormone can promote intestinal absorption of phosphorus;