Morever there exists a close relation between RAS and two classic stress hormone response systems, i. e. the hypothalamus-pituitary-adrenal cortex system and the sympathetic-adrenal medulla system.

• 它与经典的应激激素反应系统，下丘脑-垂体-肾上腺皮质系统及交感-肾上腺髓质系统也存在着密切的关系。