第28题: [填空题]How did Craig Venter defend his company’s behavior A. A.He was collecting information to sell to scientists B.The pace of genetic research became very slow because of competition C.The information collected by him would be given to government free of charge.
参考答案:A
第29题: [单项选择]药品供应保障体系的基础是() A. 国家基本药物制度 B. 药品储备制度 C. 药品生产流通管理体制 D. 药品质量保障体系 E. 药品监督管理体制 参考答案:A
第33题: [单项选择]肺血管阻力和左室舒张末期压力分别代表() A. 右室前负荷、左室后负荷 B. 左室前负荷、右室后负荷 C. 右室后负荷、左室前负荷 D. 左室后负荷、右室前负荷 E. 左房前负荷、右房后负荷 参考答案:C 答案解析:左室前、后负荷分别是左室舒张末期压力和体循环阻力;右室前、后负荷分别为右室舒张末期压力和肺血管阻力。