最常发生先天性脱位的关节是（） ["肩锁关节","踝关节","髋关节","肩关节","上尺桡关节"] 8岁儿童气管插管应选择导管的内径为（） ["6mm","5mm","7mm","4.5mm","6.5mm"] 冠心病Ⅲ期康复的时间为（） ["3～7d","10d","3～5周","5～6周","2～3个月"] 直腿抬高在多少度以内便产生坐骨神经痛，称为直腿抬高试验阳性（） ["10°","20°","40°","60°"] 先天性髋关节脱位的病理改变不常见（） ["髋臼","股骨头","股骨颈","关节囊","臀部神经"] 上颌窦的淋巴引流主要到（）。