【单选题】兴奋通过神经肌接头时,乙酰胆碱与受体结合使终板膜
A.
对Na\r\n + \r\n、K\r\n + \r\n通透性增加,发生超极化
B.
对Na\r\n + \r\n、K\r\n + \r\n通透性增加,发生去极化
C.
仅对K\r\n + \r\n通透性增加,发生超极化
D.
仅对Ca\r\n 2+ \r\n通透性增加,发生去极化
E.
对Cl\r\n - \r\n、Na\r\n + \r\n、K\r\n + \r\n通透性增加,发生超极化
【判断题】照明电路常见的故障有短路、断路、漏电三种情况。
【判断题】会计电算化内部控制是指为了维护会计数据准确、可靠和为了保证企业财产安全而实施的内部控制。
【判断题】法家的管理思想注重对社会的教化和引导。()
【单选题】The manager promised to keep us _____ of how our business was going on.
【单选题】兴奋通过神经肌接头时,乙酰胆碱与受体结合使终板膜
【单选题】The manager promised to keep me ____ of how our business was going on.
【单选题】She has often ( ) the rights of working mothers
A.
been in the defence of
C.
been on the warpath of