上部量是指() ["头顶至坐骨结节的距离","头顶至脐下的距离","头顶至脐上的距离","头顶至耻骨联合上缘的距离","头顶至耻骨联合下缘的距离"]
下列中,在术后很少采用盆腔放疗的是()。 ["卵巢无性细胞瘤","卵巢颗粒细胞瘤","卵巢上皮癌Ⅰ期","卵巢上皮癌Ⅱ期盆腔残余灶直径<2cm","以上均不是"]
一拳击手被对手击中左面颊,急诊入院。查体发现:神志清醒,左侧面颊肿胀明显,左侧鼻腔出血,右侧鼻腔息肉堵塞。该病人最合适的给氧方式为() ["A.鼻导管","普通面罩","无创正压通气","气管插管","气管切开"]
白血病时骨髓的病变多以何处最重() ["股骨","胫骨","椎骨","指骨","掌骨"]
成人脑桥小脑角最常见的肿瘤是() ["神经鞘瘤","脑膜瘤","颅咽管瘤","髓母细胞瘤","胶质瘤"]
戴无粉无菌手套