These data suggest that a short-term simulated microgravity may result in different alterations in the function of the cerebral artery and the resistance vessel in the hind-body.

• 上述结果表明：短期模拟失重可引起大脑中动脉与肠系膜小动脉血管的肌源性紧张度和收缩反应性发生不同方向的改变；