下述肺炎中能明确分期的是() ["A．支气管肺炎","B．支原体肺炎","C．过敏性肺炎","D．金葡菌肺炎","E．大叶性肺炎"]
通过梨状肌下孔的神经是() ["A．臀下神经","B．臀上神经","C．胫神经","D．腓总神经","E．股神经"]
股管() ["A．前壁为腹股沟韧带","B．后壁为耻骨梳韧带","C．外侧壁为股静脉","D．内侧壁为腔隙韧带","E．以上都不正确"]
支配内收肌群的神经主要是() ["A．闭孔神经","B．阴部神经","C．股神经","D．生殖股神经","E．胫神经"]
下列哪项不是后纵隔的结构() ["A．食管","B．胸导管中下段","C．半奇静脉","D．内脏大神经","E．迷走神经"]
患儿，2岁，发热，咽痛，咳嗽2天。查体：咽部充血，咽腭弓、悬雍垂处可见散在小疱疹及溃疡，其病原体为()4个月女婴，发热，憋喘2天。查体：双肺大量哮鸣音，胸片双肺纹理增厚，其病原体多是()患儿男，4岁，发热，咽痛，眼痛3天。查体：双眼结膜充血，咽充血，颈淋巴结肿大，其病原体应为()
