2岁女孩,身体瘦弱,多次患肺炎。胸部X线检查:肺血多,左心房,左心室增大,主动脉增宽。应诊断为() ["房间隔缺损","室间隔缺损","动脉导管未闭","法洛四联症","艾森曼格综合征"]
在自由大气中背风而立() ["在北半球,高压在左,低压在右","在南半球,高压在右,低压在左","A.B都对","A.B都错"]
青春期功血的治疗原则是() ["调整周期,减少月经量","减少月经量","止血、调经、促排卵","促进子宫发育","纠正贫血"]
瘢痕疙瘩(keloid)
我国现存最早的神话故事集是() ["搜神记","山海经","世说新语","东游记"]
广播评论的特征