内分泌系统

nullnullChapter 11 Endocrine System Endocrine system Adrenal Glands Made by Super 2009,11Chapter 11 Endocrine systemChapter 11 Endocrine system Exocrine system Exocrine systemTypical exocrine glands include sweat glands, salivary glands, mammary glands, stomach, liver, pancreas. Sweat glands release sweat into a sweat duct that travels to the surface of the body Endocrine system Endocrine system The endocrine system is one of the most important accommodation system of the body .It consist of the endocrine glands and the endocrine tissues from different parts of the body .For a long time ,it has been recognized that this system of ductless glands exerts profound influence on the body .its growth and development ,its breeding activities and metabolic processes .Thus ,the endocrine glands and the endocrine tissues extract substances from the bloodstream and from tissue fluids to manufacture entirely new substances called hormones .They secrete there hormones directly into the blood and lymph system for transporting to various organs. Besides ,the endocrine tissues can affect their neighboring cells cell groups by direct diffusion . Endocrine system has a close relationship with the nerve system .Some parts of the nerve system can also posses the function of endocrine .In addition ,the activities of the endocrine system are under the control of the central nerve system .Endocrine systemEndocrine systemnullEndocrine systemEndocrine systemEndocrine systemEndocrine systemnullnullposition： above each of the kidney Structure: adrenal cortex adrenal medulla Adrenal glandsnullCorticosteroid皮质类固醇nullnitrogenous hormone 含氮激素null