阿片类物质是一类历史悠久的镇痛药 ,其主要特性是能引起欣快感及镇痛作用。本文主要对内阿片肽在下丘脑中的分布特点及生理功能作了介绍。可见其在下丘脑的分布相当广泛 ,发挥了递质和激素的功能 ,从而为下丘脑作为神经中枢和内分泌器官提供了形态学基础 Opioids are a class of ancient analgesics whose main characteristic is the euphoria and analgesic effects. In this paper, the distribution characteristics and physiological functions of endo-opioid peptides in the hypothalamus are introduced. It can be seen in the distribution of the hypothalamus is quite extensive, play a neurotransmitter and hormone function, thus providing the hypothalamus as a nerve center and endocrine organ provides a morphological basis