前纵隔不常见的肿瘤是() ["A．恶性淋巴瘤","B．恶性畸胎瘤","C．胸骨后甲状腺","D．胸腺瘤","E．皮样囊肿"]
关于四边孔，正确的描述是() ["A．上界为大圆肌","B．下界为背阔肌","C．内侧界为肱骨外科颈","D．其内有旋肩胛血管通过","E．孔内有腋神经和旋肱后动、静脉通过"]
毛细支气管炎(bronchiolitis)
急性肺炎(acutepneumonia)
臀大肌与其周围结构的关系最危险的是() ["A．浅面的臀内侧皮神经","B．深面穿经梨状肌上孔的血管神经","C．深面穿经梨状肌下孔的血管神经","D．下缘的坐骨神经","E．上缘的臀上神经"]
肺炎(pneumonia)
