本文将按系统分别介绍一些组织和器官老年时构造变化的资料,兼及功能意义以及和疾病的关系。运动系统骨的老年变化,主要是它的无机成分对有机成分的比例增大,重量减少,骨密度减少骨质疏松,骨单位和骨单位以外的骨组织有变化,骨的重建能力降低。骨单 This article will be introduced by the system were some changes in the structure of tissues and organs of elderly information, as well as the functional significance and the relationship between the disease. The aging changes of the bone in the exercise system mainly include the increase of the ratio of the inorganic components to the organic components, the decrease of the weight, the decrease of the bone density, the change of osteoporosis, the change of the bone tissues other than the bone units and the bone units, and the reduction of the bone reconstruction capacity. Bone single