Questions 7 and 8 are based on the following news. At the end of the news item, you will be given 10 seconds to answer each of the two questions. Now listen to the news. The United States trade deficit is a political problem because congressmen think
American people feel lost for the trade deficit.
B. American job opportunities are taken away by others.
C. American people will lose their prestige and privileges.
D. there is a fierce competition between America and Asian countries.
患者,女,28岁,停经4个月,下腹坠痛一周,阴道少许出血2天,妇科检查:宫颈外口闭,子宫如孕5周大小,质软,双附件未及肿物,于停经40天时,曾在外院行尿HCG试验阳性 应首选哪项辅助检查
A. 尿妊娠试验
B. 血清β-HCG测定
C. B超明确宫腔内有无胎儿及是否存活
D. 诊断性刮宫
E. 多普勒超声检查
激素的作用方式不包括
A. 远距分泌
B. 近距分泌
C. 旁分泌
D. 自分泌
E. 神经分泌
患者,女,28岁,停经4个月,下腹坠痛一周,阴道少许出血2天,妇科检查:宫颈外口闭,子宫如孕5周大小,质软,双附件未及肿物,于停经40天时,曾在外院行尿HCG试验阳性 最无价值的病史是
A. 约3个月前自觉恶心、呕吐,被疑为肝炎
B. 曾放避孕环2年
C. 既往月经不规律,7天/2~3个月
D. 患者有吸烟嗜好
E. 2年前曾有一次流产