论文部分内容阅读
一.内分泌腺和激素动物有机体和人体内有许多器官,这些器官都各具有其单独的功能,如心脏跳动可以输送血液到全身,胃肠消化道专司消化的功能,肾脏专司排泄的功能;但是有机体内各器官的功能必须联络一致,通力合作,方能表现出整个个体的机能;其联络的方式主要是通过中枢神经系统来完成的,但身体内某些器官产生的化学物质,也具有联络调节的功能。例如动物有机体在生活过程中,不断地进行着新陈代谢作用,新陈代谢的结果,使动物体内细胞组织和器官产生了许多不同的产物,有些产物对身体有害,则经过
1. Endocrine glands and hormones Animal organism and the human body has many organs, these organs have their own individual functions, such as heart beating can send blood to the body, gastrointestinal digestive function, renal excretion ; However, the functions of various organs in the organism must be linked together and work together to show the function of the whole individual. The way of contact is mainly through the central nervous system, but the chemical substances produced by certain organs in the body are also With contact adjustment function. For example, animal organisms in the course of their lives, continue to carry out the role of metabolism, the metabolic results, the animal body tissues and organs produce many different products, some products harmful to the body, then through