A 抑制磷脂酶A2，使TXA<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296567_0.gif">合成减少 B 抑制环氧酶，使TXA<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296567_0_1.gif">合成减少 C 抑制TXA<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296567_0_2.gif">合成酶，使TXA<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296567_0_3.gif">合成减少 D 抑制脂氧酶，使TXA<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296567_0_4.gif">合成减少 E 以上均不是

A 口服维生素B<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296568_0.gif"> B 肌注维生素B<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296568_0_1.gif"> C 口服硫酸亚铁 D 肌注右旋糖酐铁 E 肌注叶酸

A 乙酸水杨酸使PG合成增加使支气管痉挛 B 乙酸水杨酸引起白三烯增加所引起 C 抗原-抗体反应引起 D 风湿热引起支气管平滑肌痉挛 E 乙酸水杨酸诱发过敏物质释放所引起

A 口服叶酸 B 肌注叶酸 C 肌注甲酰四氢叶酸钙 D 口服维生素B<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296569_0.gif"> E 肌注维生素B<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296569_0_1.gif">

A 抑制磷酸二酯酶，使cAMP增高 B 抑制血小板聚集 C 激活腺苷酸环化酶，使cAMP升高 D 抑制磷脂酶A2，使TXA<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296570_0.gif">降低 E 用于防止心脏瓣膜置换术后血栓形成

A 无冠脉及外周血管扩张作用 B 抑制心肌收缩力，心室容积增加 C 心室射血时间延长 D 突然停药可导致"反跳" E 以上均是

A 排Na<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296572_0.gif">、利尿，血容量减少 B 降低血浆肾素活性 C 增加血浆肾素活性 D 减少血管平滑肌细胞内Na<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296572_0_1.gif"> E 抑制醛固酮的分泌

A 低血钾、低血镁 B 高血钙 C 心肌缺氧、肾功能减退 D 联合应用奎尼丁、维拉帕米、排K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296573_0.gif">利尿药 E 以上均是

A 促进复极相K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296574_0.gif">外流，APD缩短 B 抑制4相Na<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296574_0_1.gif">内流，降低自律性 C 加快缺血心肌细胞的传导速度 D 主要作用于心室肌和浦氏纤维 E 以上都不是

A 广谱抗心律失常，但不能用于预激综合征 B 抑制Ca<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296575_0.gif">内流 C 抑制K<img border="0" alt="" src="https://img.weimei168.com/uploads/upimg/20230104/12296575_0_1.gif">外流 D 非竞争性阻断α、β受体 E 显著延长APD和ERP