下列哪几项可引起麻醉过程中的脑电变化() ["A．脑缺氧","B．PaCO过高","C．静脉麻醉药","D．吸入麻醉药","E．琥珀胆碱"] 孕妇高危因素不包括下列哪一项() ["A．孕妇年龄","B．丈夫年龄","C．妊娠合并症","D．胎儿宫内发育迟缓","E．妊娠并发症"] 颅内压增高患者使颅内压监测a波减少的因素包括下列哪几项() ["A．脑室引流","B．静滴甘露醇","C．颅内注射液体","D．吸入二氧化碳","E．手术减压"] 测定脑、神经功能的现代医学技术包括() ["A．脑血流","B．脑电图","C．颅内压","D．脑代谢","E．诱发电位"] 人工监护胎儿宫内发育情况的方法为() ["A．B超","B．计数胎动","C．测量血压","D．测量子宫底高度","E．监测胎头双顶径"] 下列各种频率的脑波中，属于快波的有()