肺癌引起支气管阻塞的特征有() ["肺段或肺叶局限性肺气肿","局限性哮鸣音","阻塞性肺炎","肺段或肺叶不张","胸腔大量积液"]
原发综合征的典型表现为() ["通常位于上野的片状阴影,中央密度较深,周围较淡","条状边缘模糊阴影,由病变区伸向肺门","肺门及气管、支气管淋巴结肿大","原发病灶、肺门淋巴结及结核性淋巴管炎组成的哑铃状影","两肺散在斑点状密度增高影"]
患者胬肉淡红,时轻时重,涩痒间作,心中烦热,口舌干燥。根据症状,该病的辨证是() ["A.外感风热","复感风邪","阴虚火旺","心肺风热","脾胃实热"]
男性,28岁,民工,5天前在施工中腿部被砸伤,经简单处理包扎。3天后出现全身肌肉关节酸痛,精神萎靡,咳嗽胸痛,大量脓性痰,体温40℃,胸部X线检查:呈小叶状浸润,实验室检查白细胞22乘以十的九次方/L,中性粒细胞90%,核左移并有中毒颗粒。首选哪类抗生素() ["A.半合成青霉素或头孢菌素","B.青霉素G","C.罗红霉素","D.喹诺酮类","E.阿糖腺苷"]
支气管肺炎发生在小儿,主要表现是() ["可出现三角形的肺不张,尖端指向肺门","脊柱旁及心脏边缘部病变较多","肺门增大、模糊,伴局限性肺气肿改变","局限于一个肺叶或肺段的密度增高阴影","两肺中下部内、外带,沿肺纹理分布的病变"]
330MW机组一台开式泵检修,运行开式泵突然跳闸,如何处理?