第3题: [单项选择]During the first 3 months, which hormone is responsible for maintaining pregnancy A. Human chorionic gonadotropin (HCG). B. Progesterone. C. Estrogen. D. Relaxin. 参考答案:A 答案解析:HCG is the hormone responsible for maintaining the pregnancy until the placenta is in place and func
第9题: [单项选择]女性,25岁,因颜面部皮疹、双下肢水肿2年,尿量减少2周入院。查体:BP150/90mmHg,颜面部斑丘疹呈蝶翼样分布,双下肢可凹性水肿。化验:尿沉渣镜检RBC满视野,尿蛋白定量6.5g/d,血清白蛋白27.8g/L,血肌酐254μmol/L。血C3下降,ANA(+),ds-DNA(+),Bus:双肾稍大。下列哪项不是狼疮活动的指标() A. 明显血尿 B. 急性肾衰竭 C. 大量蛋白尿 D. C3下降 E. ds-DNA(+) 参考答案:C