护士对心功能Ⅲ级患者活动的指导应为() ["不限制任何活动","不限制一般体力活动,避免剧烈运动和重体力活动","可适当轻体力活动,下午应多休息","卧床休息为主,限制一般体力活动"]
()湖泊古称震泽。 ["云梦泽","洞庭湖","鄱阳湖","太湖"]
生殖技术引发的伦理问题有()。 [" 夫妻关系"," 家庭关系"," 社会关系"," 亲子关系"," 技术发展与技术的关系"]
信息保持时间短暂;记忆容量大;信息按刺激的物理特征编码的记忆为()。 ["感觉记忆","短时记忆","长时记忆","瞬间记忆"]
台秤的总臂比等于长杠杆的臂比与计量杠杆臂比的() ["和","差","积","商"]
心材