论文部分内容阅读
软骨是体内承受机械负荷后不易发生永久变形的特殊组织 ,在全身骨骼的生长发育和功能活动中起着重要作用 ,其本身的生长发育也要受到各种理化因素的调控(1 ) 。在个体正常发育过程中若出现软骨或骨的发育异常或缺陷常常会引起身体相应部位出现畸形及功能受限。在颅面生长发育过
Cartilage is a special tissue that is not prone to permanent deformation after undergoing mechanical load in the body. It plays an important role in the growth and function of whole body bone. Its own growth and development are also subject to various physical and chemical factors (1). In the process of normal development of individuals if there are cartilage or bone developmental defects or defects often cause the corresponding parts of the body deformity and function limitations. In the craniofacial growth and development