第6题: [单项选择]前列腺癌的骨盆骨转移是 A. 淋巴道转移 B. 直接蔓延 C. 种植性转移 D. 血行转移 E. 椎旁静脉系统转移 参考答案:E 答案解析:[解题思路] 恶性肿瘤的转移方式有直接蔓延、淋巴道转移、血行转移和种植转移等。胃癌的癌细胞脱落在体腔内而造成盆腔的种植转移。椎旁静脉系统位于脊柱周围,且与体壁、四肢近心端相交通,因而与颈根部和盆腔腹膜
第32题: [单项选择]男性,40岁,因反复机会性感染入院,检查发现患者伴发卡波肉瘤,诊断应首先考虑()。 A. 先天性胸腺发育不全 B. 腺苷脱氨酶缺乏症 C. X-性连锁低丙球血症 D. 获得性免疫缺陷综合征 E. 选择性IgA缺乏症 参考答案:D 答案解析:卡波肉瘤多见于免疫低下患者,在AIDS流行之前,卡波肉瘤非常罕见,可见于年龄较大的意大利人和犹太人,在此人群中病情发展缓慢。在AIDS流行之后,此病多见于艾滋病反复感染患者。在AIDS患者中,此病呈侵
第33题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard.{{/B}} A. He was furious with his boss. B. He was always late to work. C. His daughter was sick and that made him late for work. D. He prepared a financial report incorrectly. 参考答案:D 答案解析:[听力原文]
M: I was so disappointed to hear that Jim lost his job. I know that his daughter was sick la