第1胎儿为臀先露,单足先露,第2胎儿为头位。分娩方案宜() ["至预产期时再入院待产","可经阴道分娩","提早入院观察,满37周后选择性行剖宫产","先行阴道试产,难产时再行剖宫产","以上都不是"]
存在右室容量负荷过重的疾病应不包括()。 ["三尖瓣反流","巨大室间隔缺损左至右分流","肺动脉瓣严重反流","房间隔缺损","肺静脉异位引流"]
原发于鼻旁窦的恶性肿瘤中发病率由高到低依次是() ["上颌窦癌、筛窦癌、蝶窦癌、额窦癌","上颌窦癌、筛窦癌、额窦癌、蝶窦癌","上颌窦癌、额窦癌、筛窦癌、蝶窦癌","筛窦癌、上颌窦癌、蝶窦癌、额窦癌","筛窦癌、上颌窦癌、额窦癌、蝶窦癌"]
不能升高血糖的激素有() ["肾上腺素","胰高糖素","胰岛素","生长激素","糖皮质激素"]
蛛网膜下腔出血不常见的症状是() ["偏瘫","玻璃体下出血","脑脊液压力增高","Kernig征(+)","剧烈头痛"]
语音共振增强的临床意义是什么?