第16题: [单项选择]复苏中异丙肾上腺素的缺点为( ) A. β受体作用 B. 有降低血压作用 C. 引起心律失常 D. 应用剂量需较大 E. 易产生耐受性 参考答案:B 答案解析:[解析] 异丙肾上腺素主要兴奋B肾上腺素能受体,可增加心肌收缩力,使心率加快并加速房室传导,适用于心源性脑缺氧及房室传导阻滞。但因其可增加心肌耗氧,导致快速心率不齐及低血压,不利于冠状动脉灌注。
第32题: [单项选择] Star QualityWhat does Jerry Bingham express by saying "I remain to be convinced" A. His anger. B. His criticism. C. His agreement. D. His doubt. 参考答案:D