右侧额纹消失、眼睑不能闭合、鼻唇沟变浅,露齿时口角偏向左侧,可能是() ["左侧中枢性面神经麻痹","右侧中枢性面神经麻痹","左侧周围性面神经麻痹","右侧周围性面神经麻痹","双侧周围性面神经麻痹"]
脓胸纤维板剥除术的适应证是() ["病程短的慢性脓胸,肺内无病变","伴支气管胸膜瘘","肺内有病灶,肺不能复张","急性包裹性脓胸","病程久,肺有纤维变性"]
做涂片染色找菌的尿标本必须是在排出后() ["<1小时","<4小时","<3小时","<2小时","<5小时"]
当样本例数一定时,那么() ["α越大,β越小","α越大,β越大","α与β无关系","可信度为1-β","把握度为1-α"]
周围性面瘫和中枢性面瘫区别的关键在后者具有() ["面肌无萎缩","能闭目,蹙额","构音困难","口角歪斜,鼓腮困难","面部感觉减退"]
为什么婴儿期很容易出现疝?