第二十三章抗心律失常药（The twenty-third chapter is antiarrhythmic drugs）.docVIP

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第二十三章抗心律失常药（The twenty-third chapter is antiarrhythmic drugs）.doc

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第二十三章抗心律失常药（The twenty-third chapter is antiarrhythmic drugs）

第二十三章抗心律失常药（The twenty-third chapter is antiarrhythmic drugs） The twenty-third chapter is antiarrhythmic drugs I. individual choice questions 1. which of the following description is incorrect? A. paroxysmal supraventricular tachycardia first choice Vera Pammy B. lidocaine can prolong the Purkinje fiber ERP C. quinidine Ding Ke inhibited 3 phase K+ outflow and definitely prolonged ERP D. antiarrhythmic drugs prolong ERP, which is beneficial to eliminate reentry excitement E. Ding Ke blocked alpha receptors, dilated blood vessels, and decreased blood pressure. 2. which of the following drugs is a calcium channel blocker? A. lidocaine, B., phenytoin, C., verapamil, D., quinidine, E., amiodarone 3. which kind of arrhythmia is effective () A. supraventricular tachycardia B. atrial fibrillation AF C. D. ventricular arrhythmia E. sinus tachycardia 4. the most severe adverse effect of quinidine treatment was () A. B. C. gastrointestinal reaction cinchonism heart failure D. quinidine E. hypotension 5. the mechanism by which quinidine reduces automaticity A. inhibits 0 phase norepinephrine influx, and B. inhibits 4 phase norepinephrine flow C. inhibited O phase Ca2+ influx, and D. inhibited 4 phase Ca2+ influx E. inhibited 4 phase K+ influx 6. incorrect description is () A. lidocaine can selectively reduce the autonomy of Purkinje fibers B. lidocaine is effective for ventricular arrhythmias and C. propranolol can be used for sinus tachycardia D. verapamil is applied to paroxysmal supraventricular tachycardia E. quinidine is safe and can be used as an outpatient drug 7. lidocaine reduces cardiac automaticity, mainly () A. inhibits Ca2+ influx, B. promotes 4 phase K+ efflux, C. promotes 4 phase norepinephrine flow D. inhibited 4 phase norepinephrine influx, and E. inhibited 4 phase K+ efflux 8. the only effective drugs used for ventricular arrhythmias are () A. lidocaine, B. quinidine, C., propranolol, D., Vera Pammy, E., amiodarone 9. drugs that reduce automaticity, slow con