第24题: [单项选择]All fog signals shall be sounded every two minutes with the exception of a vessel(). A. underway or making way B. under sail or under tow C. anchored or aground D. not under command or restricted in her ability to maneuver 参考答案:C
第27题: [单项选择]A. Because her dad did not like him. B. Because she needed to finish her college. C. Because he had a busy career. D. Because her dad threatened not to support her college education. 参考答案:D 答案解析:[听力原文] W: You must have felt bitter about the whole split up with Lisa. For how many years you we
第29题:[单选题]领域:GHS危险公示 考点:GHS-附录A1.03 题型:单选 分数:1 题目: 在《全球化学品统一分类和标签制度》(第五修订版)中,气雾剂类别1的象形图为( )。 A. B. C. D. 参考答案:A
第30题: [单项选择]腹膜后良性肿瘤不包括 A. 神经节细胞瘤 B. 神经母细胞瘤 C. 脂肪瘤 D. 纤维瘤 E. 成熟畸胎瘤 参考答案:B
第31题: [多项选择]AFP检测的临床意义,下列哪项是正确的 A. AFP≥500μg/L持续4周,对肝细胞癌有诊断意义 B. 原发性胆管细胞癌或转移性肝癌可明显升高 C. 病毒性肝炎时偶可升高 D. AFP阳性即可诊断原发性肝癌 参考答案:A,C 答案解析:[考点] 原发性肝癌
[分析] 在排除妊娠和生殖腺胚胎瘤的基础上:AFP≥500μg/L持续4周;AFP由低浓度逐渐升高不降;AFP≥200μg/L持续8周可诊断肝细胞癌。活动性慢性肝炎和肝硬化可有
第32题: [单项选择]高血压病并发脑出血的常见部位是 A. 大脑皮质 B. 脑桥 C. 小脑 D. 内囊及基底节区 E. 延脑 参考答案:D