第5题: [单项选择]下列关于直肠癌的淋巴转移的叙述,错误的是 A. 向上转移 B. 向两侧转移 C. 向下转移 D. 向腹股沟淋巴结转移 E. 逆行性转移 参考答案:E 答案解析:[解析] 直肠癌最主要的转移途径是淋巴转移,上段直肠癌向上沿直肠上动脉、肠系膜下动脉级腹主动脉周围淋巴结转移。发生逆行性转移的现象非常少见。如淋巴液正常流向的淋巴结发生转移且流出受阻时,可逆行向下转移
第30题: [单项选择]交感神经兴奋可引起() A. 瞳孔缩小 B. 逼尿肌收缩 C. 肠蠕动增强 D. 心率加快 E. 支气管平滑肌收缩 参考答案:D
第31题: [简答题]Part 2&3 A person who does an important job
Part3 What are the standards for you to choose jobs Who do you often consult with What attitude should people hold towards the job If the employees are upset with their work, what is the boss supposed to do Why some people change jobs
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