休克代偿期的血压变化是() ["A．收缩压降低，脉压变小","B．收缩压在正常范围或稍升高，脉压变小","C．舒张压降低，脉压变大","D．舒张压在正常范围或稍升高，脉压变小","E．收缩压和舒张压均下降"]
子宫腺肌病
试管婴儿
关于休克的叙述，下列哪些是错误的() ["A．休克抑制期微循环的病理改变是毛细血管容积增大","B．休克代偿期时冠状动脉收缩不明显","C．休克时肾血流量减少，肾小球滤过率降低","D．休克的本质是血压下降","E．休克时机体有效循环血量急剧减少"]
各类休克的共同点为() ["A．血压下降","B．有效循环血量的急剧减少","C．皮肤苍白","D．四肢湿冷","E．烦躁不安"]
人工授精
