第4题: [单项选择]患者女,55岁。突然出现发作性呼气性呼吸困难,怀疑哮喘,去医院就诊时已经缓解,有助于诊断的血象变化是() A. 白细胞计数增高 B. 单核细胞增高 C. 淋巴细胞增加 D. 嗜酸性粒细胞增高 E. 嗜碱性粒细胞增高 参考答案:D 答案解析:支气管哮喘是由多种细胞,特别是肥大细胞、嗜酸性粒细胞和T淋巴细胞参与的慢性气道炎症。血液常规检查见嗜酸性粒细胞增高是特征性的诊断依据,故选D。解题关键:支气管哮喘时血液常规检查见嗜酸性粒细胞增高是特征
第6题: [单项选择]Questions 18 to 20 are based on the following passage. At the end of the passage, you will be given 15 seconds to answer the questions. Sandburg received the Pulitzer Prize for his Collected Poems in A. 1915. B. 1940. C. 1948. D. 1951. 参考答案:D