第2题: [单项选择]{{B}}Questions 11 to 18 are based on the conversation you have just heard{{/B}} A. She is going to graduate soon. B. She will join her brother’s firm. C. She is going to major in criminal law. D. She won’t join her brother’s firm. 参考答案:D 答案解析:[听力原文]
M: I just heard about your acceptance into law school. Do you think you will be able to join
第11题: [单项选择]约登指数愈大,则 A. 阳性预测值愈大 B. 阴性预测值愈大 C. 真实性愈大 D. 可靠性愈大 E. 收益愈大 参考答案:C 答案解析:在筛查试验中,约登指数约是将灵敏度与特异度之和减1,即: [*] 灵敏度与特异度是反映筛查试验真实性的指标,显然,约登指数的大小也说明筛查试验的优劣。约登指数的范围0~l,约登指数
第30题: [单项选择]女性,32岁。呼吸困难,心绞痛,查体可发现周围血管征。下列不属于周围血管征的是() A. 毛细血管搏动征 B. 脉搏短绌 C. 枪击音 D. 水冲脉 E. Duroziez双重杂音 参考答案:B 答案解析:周围血管征包括:①毛细血管搏动征:用手指轻压患者指床末端,或以清洁的玻璃片轻压其口唇黏膜,如见到红白交替的节律性微血管搏动现象,称为毛细血管搏动征。②水冲脉:水冲脉也叫做陷落脉、速脉或Corri-ga