第8题: [单项选择]动脉导管未闭,见对比剂右向左分流,表明有 A. 室壁瘤 B. 心肌肥厚 C. 肺动脉高压 D. 冠状动脉狭窄 E. 主动脉瓣关闭不全 参考答案:C 答案解析:动脉导管未闭,在通常情况下,由于主动脉压力高于肺动脉,产生由左向右分流;当肺动脉压力超过主动脉时,出现右向左分流,临床上出现发绀。
第23题: [单项选择]氯丙嗪引起内分泌紊乱的原因是阻断: A. 中枢5-HT受体 B. 中脑-皮质通路多巴胺受体 C. 结节-漏斗通路多巴胺受体 D. 黑质-纹状体通路多巴胺受体 E. 中脑-边缘系统通路多巴胺受体 参考答案:C
第24题: [单项选择]Questions 16 to 20 are based on the following talk.A. Spanked children don’t respect their parents. B. Spanking teaches children to fear their parents C. Children learn to solve problems with violence. D. Pain helps children learn right and wrong. 参考答案:D 答案解析:[解析] Which of the following statements is TRUE according to the majority view among the parents
第31题: [单项选择]Honda’s worldwide output increased to ______ in 2005. A. 2,147,997 B. 3,409,991 C. 1,261,994 D. 714,030 参考答案:B 答案解析:[解析] Honda Motor Co., Ltd. in 2005 set calendar year records for both worldwide and overseas pro