第24题: [单项选择]{{I}}Questions 22~25 are based on the following dialogue.{{/I}}Why did the woman bump a car in the traffic A. It hit her from behind. B. She rolled backwards. C. She shifted into reverse. D. She went through a red light. 参考答案:B
第28题: [单项选择]每分通气量和每分肺泡通气量之差等于()。 A. 肺活量×呼吸频率 B. 潮气量×呼吸频率 C. 残气量×呼吸频率 D. 无效腔气量×呼吸频率 E. 功能残气量×呼吸频率 参考答案:D 答案解析:每分通气量为潮气量与呼吸频率的乘积,每分肺泡通气量为潮气量减去解剖无效腔后与呼吸频率的乘积,故每分通气量和每分肺泡通气量之差等于无效腔气量×呼吸频率。